Dorman 599-114 Transfer Case Control Module

Name: Dorman 599-114 Transfer Case Control Module
Brand: Dorman
SKU: BKKY-599-114
Price: 556.77 USD
Availability: InStock

N/A

⚙️ 74 vehicles fit this part

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

🚗Fitment: Chevrolet and GMC, Silverado 1500 Classic, Silverado 1500 HD Classic, Silverado 2500 HD Classic, Silverado 3500 Classic, Sierra 1500 Classic, Sierra 1500 HD Classic, Sierra 2500 HD Classic, Sierra 3500 Classic, Avalanche 1500, Avalanche 2500, Silverado 1500, Silverado 1500 HD, Silverado 2500 HD, Silverado 3500, Suburban 1500, Suburban 2500, Tahoe, Sierra 1500, Sierra 1500 HD, Sierra 2500 HD, Sierra 3500, Yukon, Yukon XL 1500, Yukon XL 2500, Silverado 2500, and Sierra 2500

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Overview of Dorman Transfer Case Control Module 599-114

The Dorman Transfer Case Control Module 599-114 is designed to provide reliable control for the transfer case system in select Chevrolet and GMC trucks and SUVs. This module features a black connector with pin-type terminals, ensuring secure and consistent electrical connections for optimal performance.

Connector color: Black for easy identification and compatibility
Terminal type: Pin terminals for reliable electrical contact
Includes one transfer case control module per package
Compatible with multiple Chevrolet and GMC models including Silverado, Sierra, Avalanche, Tahoe, Yukon, and Suburban
Part number 599-114 for precise replacement and fitment

Detailed Product Description

The Dorman 599-114 transfer case control module is engineered to meet the specific requirements of transfer case systems in Chevrolet and GMC vehicles. The black connector housing is designed to resist corrosion and environmental damage, while the pin terminal configuration ensures a stable electrical connection critical for transfer case operation. This module is a direct replacement part, compatible with a wide range of models such as the Chevrolet Silverado 1500, Sierra 2500 HD, Avalanche 1500, and GMC Yukon XL 2500, among others. Its design supports the proper engagement and disengagement of the transfer case, contributing to the vehicle’s four-wheel-drive functionality.

Common Applications and Issues Addressed

Restores transfer case control functionality in Chevrolet Avalanche 1500 and GMC Sierra 3500 Classic
Resolves intermittent or failed transfer case shifting in Silverado 2500 HD and Suburban 1500
Eliminates electrical connection problems caused by worn or damaged connectors in Yukon XL 1500 and Tahoe
Corrects transfer case engagement issues in Sierra 1500 HD Classic and Silverado 3500 Classic
Addresses diagnostic trouble codes related to transfer case control module failure

Installation Notes and Tips

Ensure vehicle battery is disconnected before installation to prevent electrical shorts
Verify connector color and terminal type match the original module for proper fitment
Handle the module carefully to avoid damage to the pin terminals
Follow vehicle-specific service manual instructions for transfer case control module replacement
After installation, perform a system scan to clear any diagnostic trouble codes and confirm proper operation

Quality Assurance and Warranty

Dorman transfer case control modules undergo rigorous testing to meet OEM standards for fit, form, and function. The 599-114 part is manufactured to provide consistent performance and durability under normal operating conditions. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship. Consult product documentation or the supplier for exact warranty terms.

Brand	Dorman
Part Number	599-114
Connector Color	Black
Package Contents	Transfer Case Control Module
Terminal Type	Pin

This part fits 74 vehicles. Search below:

Year	Make	Model	Drive Type	Position	Notes
2007	Chevrolet	Silverado 1500 Classic	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2007	Chevrolet	Silverado 1500 HD Classic	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2007	Chevrolet	Silverado 2500 HD Classic	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2007	Chevrolet	Silverado 3500 Classic	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2007	GMC	Sierra 1500 Classic	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2007	GMC	Sierra 1500 HD Classic	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2007	GMC	Sierra 2500 HD Classic	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2007	GMC	Sierra 3500 Classic	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2006	Chevrolet	Avalanche 1500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2006	Chevrolet	Avalanche 2500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2006	Chevrolet	Silverado 1500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2006	Chevrolet	Silverado 1500 HD	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2006	Chevrolet	Silverado 2500 HD	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2006	Chevrolet	Silverado 3500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2006	Chevrolet	Suburban 1500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2006	Chevrolet	Suburban 2500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2006	Chevrolet	Tahoe	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2006	GMC	Sierra 1500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2006	GMC	Sierra 1500 HD	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2006	GMC	Sierra 2500 HD	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2006	GMC	Sierra 3500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2006	GMC	Yukon	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2006	GMC	Yukon XL 1500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2006	GMC	Yukon XL 2500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2005	Chevrolet	Avalanche 1500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2005	Chevrolet	Avalanche 2500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2005	Chevrolet	Silverado 1500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2005	Chevrolet	Silverado 1500 HD	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2005	Chevrolet	Silverado 2500 HD	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2005	Chevrolet	Silverado 3500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2005	Chevrolet	Suburban 1500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2005	Chevrolet	Suburban 2500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2005	Chevrolet	Tahoe	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2005	GMC	Sierra 1500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2005	GMC	Sierra 1500 HD	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2005	GMC	Sierra 2500 HD	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2005	GMC	Sierra 3500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2005	GMC	Yukon	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2005	GMC	Yukon XL 1500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2005	GMC	Yukon XL 2500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2004	Chevrolet	Avalanche 1500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2004	Chevrolet	Avalanche 2500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2004	Chevrolet	Silverado 1500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2004	Chevrolet	Silverado 2500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2004	Chevrolet	Silverado 2500 HD	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2004	Chevrolet	Silverado 3500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2004	Chevrolet	Suburban 1500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2004	Chevrolet	Suburban 2500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2004	Chevrolet	Tahoe	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2004	GMC	Sierra 1500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2004	GMC	Sierra 2500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2004	GMC	Sierra 2500 HD	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2004	GMC	Sierra 3500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2004	GMC	Yukon	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2004	GMC	Yukon XL 1500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2004	GMC	Yukon XL 2500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2003	Chevrolet	Avalanche 1500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2003	Chevrolet	Avalanche 2500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2003	Chevrolet	Silverado 1500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2003	Chevrolet	Silverado 1500 HD	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2003	Chevrolet	Silverado 2500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2003	Chevrolet	Silverado 2500 HD	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2003	Chevrolet	Silverado 3500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2003	Chevrolet	Suburban 1500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2003	Chevrolet	Suburban 2500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2003	Chevrolet	Tahoe	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2003	GMC	Sierra 1500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2003	GMC	Sierra 1500 HD	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2003	GMC	Sierra 2500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2003	GMC	Sierra 2500 HD	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2003	GMC	Sierra 3500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2003	GMC	Yukon	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2003	GMC	Yukon XL 1500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch
2003	GMC	Yukon XL 2500	4WD	N/A	w/RPO Code NP8 (2 Speed, Push Button Shift, Transfer Case); Four Button Selection Switch

* 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:

12590219

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