Four Seasons 64014 A/C Evaporator Core

Four Seasons 64014 Evaporator Core

Four Seasons 64014 is an aluminum parallel A/C evaporator core built for HVAC service on select Chevrolet and GMC trucks. It is sized at 10.16 in. wide, 9.92 in. high, and 2.75 in. deep, with a No. 6 block-fitting inlet for the specified applications.

The Four Seasons Evaporator Core line focuses on direct-fit HVAC replacement parts for air conditioning repair. This evaporator core is listed for Chevrolet Silverado and GMC Sierra applications across 2008-2014 model years, including Silverado 1500, 2500, 2500 HD, 3500, and 3500 HD, as well as Sierra 1500, 2500 HD, and 3500 HD coverage in the fitment data.

Key Features

• Part number: 64014
• Brand line: Four Seasons Evaporator Core
• Aluminum parallel-core construction
• Core dimensions: 10-3/16 in. wide, 9-15/16 in. high, 2-3/4 in. deep
• Inlet fitting: No. 6 block fitting
• Designed for HVAC A/C evaporator core replacement service
• Cross-reference example: Bosch 6718

Detailed Description

Four Seasons 64014 is an A/C evaporator core for vehicles that use a parallel aluminum core with the listed block-fitting inlet configuration. The compact core dimensions and OE-style layout support replacement work in the HVAC case where the original evaporator has leaked, restricted airflow, or lost cooling performance. This part number is listed for Chevrolet Silverado and GMC Sierra platforms, including Silverado 1500 and Sierra 1500 applications, along with heavy-duty Silverado 2500 HD, Silverado 3500 HD, Sierra 2500 HD, and Sierra 3500 HD coverage.

This part cross-references Bosch 6718 for the same application.

What It Helps Fix

• Warm air from the vents caused by a leaking evaporator core
• Loss of A/C performance in Chevrolet Silverado and GMC Sierra HVAC systems
• Refrigerant odor or residue from a failed evaporator assembly
• Restricted cooling output caused by internal corrosion or blockage
• HVAC service needs on 2008-2014 Silverado and Sierra trucks

Installation Notes and Fitment

Compatible With 2008-2014 Chevrolet Silverado 1500, ATC relay connector incompatible with HVAC blower motor resistor harness.; Evaporator Core. Compatible With 2008-2013 Chevrolet Silverado 3500, ATC relay connector incompatible with HVAC blower motor resistor harness.; Evaporator Core. Compatible With 2008-2014 Chevrolet Silverado 2500, ATC relay connector incompatible with HVAC blower motor resistor harness.; Evaporator Core. Compatible With 2008-2014 Chevrolet Silverado 2500 HD, ATC relay connector incompatible with HVAC blower motor resistor harness.; Evaporator Core. Compatible With 2008-2014 Chevrolet Silverado 3500 HD, ATC relay connector incompatible with HVAC blower motor resistor harness.; Evaporator Core.

Compatible With 2008-2014 Chevrolet Cheyenne, ATC relay connector incompatible with HVAC blower motor resistor harness.; Evaporator Core. Compatible With 2009 GMC Sierra, Rear A/C not included in this assembly.; Evaporator Core. Compatible With 2009 GMC Sierra 1500, Rear A/C not included in this assembly.; Evaporator Core. Compatible With 2009 GMC Sierra 2500 HD, Rear A/C not included in this assembly.; Evaporator Core. Compatible With 2009 GMC Sierra 3500 HD, Rear A/C not included in this assembly.; Evaporator Core.

Compatible With 2010 GMC Sierra 3500 HD, Vehicle w/o Rear AC; Evaporator Core. Compatible With 2011-2014 GMC Sierra, Rear A/C not included in this assembly.; Evaporator Core. Compatible With 2011-2014 GMC Sierra 1500, Rear A/C not included in this assembly.; Evaporator Core. Compatible With 2011-2014 GMC Sierra 2500 HD, Rear A/C not included in this assembly.; Evaporator Core. Compatible With 2011-2014 GMC Sierra 3500 HD, Rear A/C not included in this assembly.; Evaporator Core.

Verify the inlet fitting type, core dimensions, and rear A/C or HVAC connector notes before installation. For Chevrolet Silverado and GMC Sierra service, confirm the vehicle’s HVAC configuration against the listed notes to ensure the correct evaporator core is selected.

Quality Assurance

Four Seasons supplies HVAC replacement components for service applications, and this evaporator core is cataloged with detailed dimensional and fitment data to support accurate part selection for Silverado and Sierra repairs.