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Four SeasonsPart #: 92017

Four Seasons 92017 HVAC Heater Core

Name: Four Seasons 92017 HVAC Heater Core
Brand: Four Seasons
SKU: BBRN-92017
Price: 53.89 USD
Availability: InStock

Heater Core

⚙️ 322 vehicles fit this part

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Select your vehicle to confirm fitment

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✅OE Direct Replacement — Bolt-on fit, no modifications needed

📦Heater Core

🚗Fitment: Chevrolet and GMC, Cheyenne, Sierra, Sierra 1500, Sierra 1500 Classic, Sierra 1500 HD Classic, Sierra 2500 HD, Sierra 2500 HD Classic, Sierra 3500 HD, Silverado 1500, Silverado 1500 Classic, Silverado 1500 HD Classic, Silverado 2500, Silverado 2500 HD, Silverado 2500 HD Classic, Silverado 3500 Classic, and Silverado 3500 HD

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Reliable Heater Core Replacement for Chevrolet and GMC Trucks

The Four Seasons Heater Core 92017 is designed to restore efficient heating performance in select Chevrolet and GMC trucks. Engineered with durable aluminum construction, this heater core ensures consistent heat transfer and long-lasting operation for your vehicle's HVAC system.

Core dimensions: 8-3/4 inches length, 7-3/8 inches width, 1 inch thickness
Constructed from corrosion-resistant aluminum material
Tube diameter: 0.75 inches (19.05 mm) for both inlet and outlet tubes
Meets or exceeds OEM specifications for reliable fit and function
Compatible with multiple Chevrolet and GMC truck models including Silverado and Sierra series

Four Seasons Heater Core Product Line Overview

The Four Seasons Heater Core product line focuses on delivering HVAC heater cores that meet or exceed original equipment manufacturer standards. This line emphasizes quality materials such as aluminum cores for improved heat conduction and durability. The 92017 model is part of this line, providing a direct replacement solution for various Chevrolet and GMC trucks requiring dependable heating system components.

Product Details and Specifications

This HVAC heater core features an aluminum core measuring 8.75 inches in height, 7.375 inches in width, and 1 inch in depth, designed to fit precisely within the vehicle’s heating system. Both inlet and outlet tubes have a diameter of 0.75 inches (19.05 mm), ensuring proper coolant flow. The heater core does not include adjustable pipe positioning, maintaining OEM-style installation and compatibility. Its aluminum construction offers resistance to corrosion and efficient heat transfer, essential for maintaining cabin comfort in colder conditions.

Compatible Vehicles and Common Applications

Chevrolet Silverado 1500, 1500 Classic, 1500 HD Classic, 2500, 2500 HD, 2500 HD Classic, 3500 Classic, 3500 HD
GMC Sierra, Sierra 1500, Sierra 1500 Classic, Sierra 1500 HD Classic, Sierra 2500 HD, Sierra 2500 HD Classic, Sierra 3500 HD
Chevrolet Cheyenne models requiring heater core replacement
Restores heating performance and prevents coolant leaks in HVAC systems
Addresses issues such as insufficient cabin heat, coolant odors inside the vehicle, and heater core leaks

Installation Notes and Tips

Installation of the Four Seasons Heater Core 92017 should be performed by a qualified technician familiar with HVAC systems in Chevrolet and GMC trucks. Ensure the cooling system is properly drained before removal to prevent spills. Verify hose connections match the 0.75-inch tube diameter for a secure fit. Since this heater core does not feature adjustable pipe positioning, alignment with existing mounting points is critical for proper installation.

Quality Assurance and Warranty

The Four Seasons Heater Core 92017 meets or exceeds OEM standards, providing reliable performance and durability. Manufactured with corrosion-resistant aluminum, it is designed to withstand typical operating conditions. While specific warranty details are not provided here, Four Seasons products generally come with a limited warranty covering defects in materials and workmanship.

Brand	Four Seasons
Part Number	92017
Position	Heater Core
Length	8-3/4
Thickness	1
Width	7-3/8
Core Material	Aluminum
Adjustable Pipe Positioning	No
Core Depth IN	1
Core Height IN	8.750
Core Width IN	7.375
Description	Heater cores
Meets / Exceeds OEM?	Yes
Style	Aluminum heater core
Tube 1 IN	0.750
Tube 1 MM	19.050
Tube 2 IN	0.750
Tube 2 MM	19.050
Type	Heater core /aluminum

This part fits 322 vehicles. Search below:

Year	Make	Model	Body Type	Liters	Cylinders	Position	Notes
2014	Chevrolet	Silverado 2500 HD	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2014	Chevrolet	Silverado 2500 HD	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2014	Chevrolet	Silverado 3500 HD	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2014	Chevrolet	Silverado 3500 HD	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2014	GMC	Sierra 2500 HD	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2014	GMC	Sierra 2500 HD	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2014	GMC	Sierra 3500 HD	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2014	GMC	Sierra 3500 HD	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	Chevrolet	Cheyenne	Extended Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	Chevrolet	Cheyenne	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	Chevrolet	Silverado 1500	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	Chevrolet	Silverado 1500	Extended Cab Pickup	4.3L	V6	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	Chevrolet	Silverado 1500	Crew Cab Pickup	4.3L	V6	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	Chevrolet	Silverado 1500	Extended Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	Chevrolet	Silverado 1500	Crew Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	Chevrolet	Silverado 1500	Extended Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	Chevrolet	Silverado 1500	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	Chevrolet	Silverado 1500	Extended Cab Pickup	6.2L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	Chevrolet	Silverado 1500	Crew Cab Pickup	6.2L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	Chevrolet	Silverado 2500	Extended Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	Chevrolet	Silverado 2500	Crew Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	Chevrolet	Silverado 2500	Extended Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	Chevrolet	Silverado 2500	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	Chevrolet	Silverado 2500 HD	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	Chevrolet	Silverado 2500 HD	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	Chevrolet	Silverado 2500 HD	Extended Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	Chevrolet	Silverado 2500 HD	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	Chevrolet	Silverado 3500 HD	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	Chevrolet	Silverado 3500 HD	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	Chevrolet	Silverado 3500 HD	Extended Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	Chevrolet	Silverado 3500 HD	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	GMC	Sierra	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	GMC	Sierra	Crew Cab Pickup	6.2L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	GMC	Sierra 1500	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	GMC	Sierra 1500	Extended Cab Pickup	4.3L	V6	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	GMC	Sierra 1500	Crew Cab Pickup	4.3L	V6	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	GMC	Sierra 1500	Extended Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	GMC	Sierra 1500	Crew Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	GMC	Sierra 1500	Extended Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	GMC	Sierra 1500	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	GMC	Sierra 1500	Extended Cab Pickup	6.2L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	GMC	Sierra 1500	Crew Cab Pickup	6.2L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	GMC	Sierra 2500 HD	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	GMC	Sierra 2500 HD	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	GMC	Sierra 2500 HD	Extended Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	GMC	Sierra 2500 HD	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	GMC	Sierra 3500 HD	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	GMC	Sierra 3500 HD	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	GMC	Sierra 3500 HD	Extended Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2013	GMC	Sierra 3500 HD	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	Chevrolet	Cheyenne	Extended Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	Chevrolet	Cheyenne	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	Chevrolet	Silverado 1500	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	Chevrolet	Silverado 1500	Extended Cab Pickup	4.3L	V6	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	Chevrolet	Silverado 1500	Crew Cab Pickup	4.3L	V6	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	Chevrolet	Silverado 1500	Extended Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	Chevrolet	Silverado 1500	Crew Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	Chevrolet	Silverado 1500	Extended Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	Chevrolet	Silverado 1500	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	Chevrolet	Silverado 1500	Extended Cab Pickup	6.2L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	Chevrolet	Silverado 1500	Crew Cab Pickup	6.2L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	Chevrolet	Silverado 2500	Extended Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	Chevrolet	Silverado 2500	Crew Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	Chevrolet	Silverado 2500	Extended Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	Chevrolet	Silverado 2500	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	Chevrolet	Silverado 2500 HD	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	Chevrolet	Silverado 2500 HD	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	Chevrolet	Silverado 2500 HD	Extended Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	Chevrolet	Silverado 2500 HD	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	Chevrolet	Silverado 3500 HD	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	Chevrolet	Silverado 3500 HD	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	Chevrolet	Silverado 3500 HD	Extended Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	Chevrolet	Silverado 3500 HD	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	GMC	Sierra	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	GMC	Sierra	Crew Cab Pickup	6.2L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	GMC	Sierra 1500	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	GMC	Sierra 1500	Extended Cab Pickup	4.3L	V6	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	GMC	Sierra 1500	Crew Cab Pickup	4.3L	V6	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	GMC	Sierra 1500	Extended Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	GMC	Sierra 1500	Crew Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	GMC	Sierra 1500	Extended Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	GMC	Sierra 1500	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	GMC	Sierra 1500	Extended Cab Pickup	6.2L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	GMC	Sierra 1500	Crew Cab Pickup	6.2L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	GMC	Sierra 2500 HD	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	GMC	Sierra 2500 HD	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	GMC	Sierra 2500 HD	Extended Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	GMC	Sierra 2500 HD	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	GMC	Sierra 3500 HD	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	GMC	Sierra 3500 HD	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	GMC	Sierra 3500 HD	Extended Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2012	GMC	Sierra 3500 HD	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	Chevrolet	Cheyenne	Extended Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	Chevrolet	Cheyenne	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	Chevrolet	Silverado 1500	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	Chevrolet	Silverado 1500	Extended Cab Pickup	4.3L	V6	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	Chevrolet	Silverado 1500	Crew Cab Pickup	4.3L	V6	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	Chevrolet	Silverado 1500	Extended Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	Chevrolet	Silverado 1500	Crew Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	Chevrolet	Silverado 1500	Extended Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	Chevrolet	Silverado 1500	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	Chevrolet	Silverado 1500	Extended Cab Pickup	6.2L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	Chevrolet	Silverado 1500	Crew Cab Pickup	6.2L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	Chevrolet	Silverado 2500	Extended Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	Chevrolet	Silverado 2500	Crew Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	Chevrolet	Silverado 2500	Extended Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	Chevrolet	Silverado 2500	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	Chevrolet	Silverado 2500 HD	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	Chevrolet	Silverado 2500 HD	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	Chevrolet	Silverado 2500 HD	Extended Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	Chevrolet	Silverado 2500 HD	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	Chevrolet	Silverado 3500 HD	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	Chevrolet	Silverado 3500 HD	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	Chevrolet	Silverado 3500 HD	Extended Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	Chevrolet	Silverado 3500 HD	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	GMC	Sierra	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	GMC	Sierra	Crew Cab Pickup	6.2L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	GMC	Sierra 1500	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	GMC	Sierra 1500	Extended Cab Pickup	4.3L	V6	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	GMC	Sierra 1500	Crew Cab Pickup	4.3L	V6	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	GMC	Sierra 1500	Extended Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	GMC	Sierra 1500	Crew Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	GMC	Sierra 1500	Extended Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	GMC	Sierra 1500	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	GMC	Sierra 1500	Extended Cab Pickup	6.2L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	GMC	Sierra 1500	Crew Cab Pickup	6.2L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	GMC	Sierra 2500 HD	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	GMC	Sierra 2500 HD	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	GMC	Sierra 2500 HD	Extended Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	GMC	Sierra 2500 HD	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	GMC	Sierra 3500 HD	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	GMC	Sierra 3500 HD	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	GMC	Sierra 3500 HD	Extended Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2011	GMC	Sierra 3500 HD	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	Chevrolet	Cheyenne	Extended Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	Chevrolet	Cheyenne	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	Chevrolet	Silverado 1500	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	Chevrolet	Silverado 1500	Extended Cab Pickup	4.3L	V6	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	Chevrolet	Silverado 1500	Crew Cab Pickup	4.3L	V6	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	Chevrolet	Silverado 1500	Extended Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	Chevrolet	Silverado 1500	Crew Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	Chevrolet	Silverado 1500	Extended Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	Chevrolet	Silverado 1500	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	Chevrolet	Silverado 1500	Extended Cab Pickup	6.2L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	Chevrolet	Silverado 1500	Crew Cab Pickup	6.2L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	Chevrolet	Silverado 2500	Extended Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	Chevrolet	Silverado 2500	Crew Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	Chevrolet	Silverado 2500	Extended Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	Chevrolet	Silverado 2500	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	Chevrolet	Silverado 2500 HD	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	Chevrolet	Silverado 2500 HD	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	Chevrolet	Silverado 2500 HD	Extended Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	Chevrolet	Silverado 2500 HD	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	Chevrolet	Silverado 3500 HD	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	Chevrolet	Silverado 3500 HD	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	Chevrolet	Silverado 3500 HD	Extended Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	Chevrolet	Silverado 3500 HD	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	GMC	Sierra	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	GMC	Sierra	Crew Cab Pickup	6.2L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	GMC	Sierra 1500	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	GMC	Sierra 1500	Extended Cab Pickup	4.3L	V6	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	GMC	Sierra 1500	Crew Cab Pickup	4.3L	V6	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	GMC	Sierra 1500	Extended Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	GMC	Sierra 1500	Crew Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	GMC	Sierra 1500	Extended Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	GMC	Sierra 1500	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	GMC	Sierra 1500	Extended Cab Pickup	6.2L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	GMC	Sierra 1500	Crew Cab Pickup	6.2L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	GMC	Sierra 2500 HD	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	GMC	Sierra 2500 HD	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	GMC	Sierra 2500 HD	Extended Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	GMC	Sierra 2500 HD	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	GMC	Sierra 3500 HD	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	GMC	Sierra 3500 HD	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	GMC	Sierra 3500 HD	Extended Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2010	GMC	Sierra 3500 HD	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	Chevrolet	Cheyenne	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	Chevrolet	Silverado 1500	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	Chevrolet	Silverado 1500	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	Chevrolet	Silverado 1500	Extended Cab Pickup	4.3L	V6	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	Chevrolet	Silverado 1500	Crew Cab Pickup	4.3L	V6	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	Chevrolet	Silverado 1500	Extended Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	Chevrolet	Silverado 1500	Crew Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	Chevrolet	Silverado 1500	Extended Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	Chevrolet	Silverado 1500	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	Chevrolet	Silverado 1500	Extended Cab Pickup	6.2L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	Chevrolet	Silverado 1500	Crew Cab Pickup	6.2L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	Chevrolet	Silverado 2500 HD	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	Chevrolet	Silverado 2500 HD	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	Chevrolet	Silverado 2500 HD	Extended Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	Chevrolet	Silverado 2500 HD	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	Chevrolet	Silverado 3500 HD	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	Chevrolet	Silverado 3500 HD	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	Chevrolet	Silverado 3500 HD	Extended Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	Chevrolet	Silverado 3500 HD	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	GMC	Sierra	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	GMC	Sierra	Crew Cab Pickup	6.2L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	GMC	Sierra 1500	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	GMC	Sierra 1500	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	GMC	Sierra 1500	Extended Cab Pickup	4.3L	V6	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	GMC	Sierra 1500	Crew Cab Pickup	4.3L	V6	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	GMC	Sierra 1500	Extended Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	GMC	Sierra 1500	Crew Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	GMC	Sierra 1500	Extended Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	GMC	Sierra 1500	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	GMC	Sierra 1500	Extended Cab Pickup	6.2L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	GMC	Sierra 1500	Crew Cab Pickup	6.2L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	GMC	Sierra 2500 HD	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	GMC	Sierra 2500 HD	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	GMC	Sierra 2500 HD	Extended Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	GMC	Sierra 2500 HD	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	GMC	Sierra 3500 HD	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	GMC	Sierra 3500 HD	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	GMC	Sierra 3500 HD	Extended Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2009	GMC	Sierra 3500 HD	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	Chevrolet	Cheyenne	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	Chevrolet	Silverado 1500	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	Chevrolet	Silverado 1500	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	Chevrolet	Silverado 1500	Extended Cab Pickup	4.3L	V6	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	Chevrolet	Silverado 1500	Crew Cab Pickup	4.3L	V6	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	Chevrolet	Silverado 1500	Extended Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	Chevrolet	Silverado 1500	Crew Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	Chevrolet	Silverado 1500	Extended Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	Chevrolet	Silverado 1500	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	Chevrolet	Silverado 2500	Extended Cab Pickup	4.8L	V8	N/A	w/o Dual Zone Climate Control; Heater Core
2008	Chevrolet	Silverado 2500 HD	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	Chevrolet	Silverado 2500 HD	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	Chevrolet	Silverado 2500 HD	Extended Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	Chevrolet	Silverado 2500 HD	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	Chevrolet	Silverado 3500 HD	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	Chevrolet	Silverado 3500 HD	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	Chevrolet	Silverado 3500 HD	Extended Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	Chevrolet	Silverado 3500 HD	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	GMC	Sierra	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	GMC	Sierra	Crew Cab Pickup	6.2L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	GMC	Sierra 1500	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	GMC	Sierra 1500	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	GMC	Sierra 1500	Extended Cab Pickup	4.3L	V6	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	GMC	Sierra 1500	Crew Cab Pickup	4.3L	V6	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	GMC	Sierra 1500	Extended Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	GMC	Sierra 1500	Crew Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	GMC	Sierra 1500	Extended Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	GMC	Sierra 1500	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	GMC	Sierra 1500	Crew Cab Pickup	6.2L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	GMC	Sierra 2500 HD	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	GMC	Sierra 2500 HD	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	GMC	Sierra 2500 HD	Extended Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	GMC	Sierra 2500 HD	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	GMC	Sierra 3500 HD	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	GMC	Sierra 3500 HD	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	GMC	Sierra 3500 HD	Extended Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2008	GMC	Sierra 3500 HD	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Cheyenne	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 1500	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 1500	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 1500	Extended Cab Pickup	4.3L	V6	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 1500	Crew Cab Pickup	4.3L	V6	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 1500	Extended Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 1500	Crew Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 1500	Extended Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 1500	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 1500 Classic	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 1500 Classic	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 1500 Classic	Extended Cab Pickup	4.3L	V6	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 1500 Classic	Crew Cab Pickup	4.3L	V6	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 1500 Classic	Extended Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 1500 Classic	Crew Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 1500 Classic	Extended Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 1500 Classic	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 1500 HD Classic	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 2500 HD	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 2500 HD	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 2500 HD	Extended Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 2500 HD	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 2500 HD Classic	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 2500 HD Classic	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 2500 HD Classic	Extended Cab Pickup	8.1L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 2500 HD Classic	Crew Cab Pickup	8.1L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 2500 HD Classic	Extended Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 2500 HD Classic	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 3500 Classic	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 3500 Classic	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 3500 Classic	Extended Cab Pickup	8.1L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 3500 Classic	Crew Cab Pickup	8.1L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 3500 Classic	Extended Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 3500 Classic	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 3500 HD	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 3500 HD	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 3500 HD	Extended Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	Chevrolet	Silverado 3500 HD	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	GMC	Sierra 1500	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	GMC	Sierra 1500	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	GMC	Sierra 1500	Extended Cab Pickup	4.3L	V6	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	GMC	Sierra 1500	Crew Cab Pickup	4.3L	V6	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	GMC	Sierra 1500	Extended Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	GMC	Sierra 1500	Crew Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	GMC	Sierra 1500	Extended Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	GMC	Sierra 1500	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	GMC	Sierra 1500	Crew Cab Pickup	6.2L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	GMC	Sierra 1500 Classic	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	GMC	Sierra 1500 Classic	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	GMC	Sierra 1500 Classic	Extended Cab Pickup	4.3L	V6	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	GMC	Sierra 1500 Classic	Crew Cab Pickup	4.3L	V6	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	GMC	Sierra 1500 Classic	Extended Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	GMC	Sierra 1500 Classic	Crew Cab Pickup	4.8L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	GMC	Sierra 1500 Classic	Extended Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	GMC	Sierra 1500 Classic	Crew Cab Pickup	5.3L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	GMC	Sierra 1500 HD Classic	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	GMC	Sierra 2500 HD	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	GMC	Sierra 2500 HD	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	GMC	Sierra 2500 HD	Extended Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	GMC	Sierra 2500 HD	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	GMC	Sierra 2500 HD Classic	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	GMC	Sierra 2500 HD Classic	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	GMC	Sierra 2500 HD Classic	Extended Cab Pickup	8.1L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	GMC	Sierra 2500 HD Classic	Crew Cab Pickup	8.1L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	GMC	Sierra 2500 HD Classic	Extended Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	GMC	Sierra 2500 HD Classic	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	GMC	Sierra 3500 HD	Extended Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	GMC	Sierra 3500 HD	Crew Cab Pickup	6.0L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	GMC	Sierra 3500 HD	Extended Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core
2007	GMC	Sierra 3500 HD	Crew Cab Pickup	6.6L	V8	N/A	Not compatible with Dual Zone A/C variations.; Heater Core

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

156356015887363259069085510179010557910179201798169

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.