TYC 660478 Power Window Motor and Regulator Assembly - Rear Left

OE Quality 60-Day Returns

TYCPart #: 660478

TYC 660478 Power Window Motor and Regulator Assembly - Rear Left

Name: TYC 660478 Power Window Motor and Regulator Assembly - Rear Left
Brand: TYC
SKU: FQPX-660478
Price: 68.25 USD
Availability: InStock

Rear Left

97 vehicles fit this part

Select your vehicle to confirm fitment

Verify this part fits before purchasing — free returns if it doesn't

$68.25Free Shipping

Free ShippingNo Cost to Continental U.S.

Free Returns*Wrong fit? No cost

60-Day ReturnsMoney back guarantee

*Free return shipping only qualifies if our fitment verification tool is used.

In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.

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

Fitment: Chevrolet, GMC, and Cadillac, 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, Escalade ESV, Escalade EXT, Avalanche 1500, Avalanche 2500, Silverado 1500, Silverado 1500 HD, Silverado 2500 HD, Silverado 3500, Suburban 1500, Suburban 2500, Sierra 1500, Sierra 1500 HD, Sierra 2500 HD, Sierra 3500, Yukon XL 1500, Yukon XL 2500, Silverado 2500, and Sierra 2500

Easy Returns — Return within 60 days for a full refund

Fast Shipping — Most orders ship same business day before 1pm CST

Not what you need? See all Power Window Motor and Regulator Assembly options

Reliable Rear Left Window Motor and Regulator Assembly

The TYC 660478 window motor and regulator assembly is designed for rear left door applications on select Cadillac, Chevrolet, and GMC trucks and SUVs. This complete power assembly ensures smooth and consistent window operation for your vehicle.

Complete assembly with motor included
Assembly features cable configuration for durability
Constructed from metal and plastic materials
Designed for rear left mounting position
Compatible with multiple GM truck and SUV models

Durable Construction and Design Features

This TYC window motor and regulator assembly (part number 660478) combines metal and plastic components to provide a balance of strength and lightweight performance. The included power motor is engineered to deliver reliable window movement, while the cable assembly design helps reduce wear and maintain smooth operation over time. This unit is specifically designed for the rear left door, ensuring proper fit and function on compatible vehicles.

Compatible Vehicles and Applications

This window motor and regulator assembly is compatible with a range of General Motors vehicles, including Cadillac Escalade ESV and EXT models, Chevrolet Avalanche 1500 and 2500, Silverado 1500, 2500, and 3500 series (including Classic and HD variants), GMC Sierra 1500, 2500, and 3500 series, as well as Suburban 1500 and 2500 and Yukon XL 1500 and 2500. The part number 660478 is designed to meet the specific requirements of these models for rear left window operation.

Common Issues Addressed by This Assembly

Window fails to move up or down smoothly
Intermittent or no power to the rear left window motor
Window regulator cable wear or breakage
Excessive noise during window operation
Window stuck in one position or slow response

Installation Notes and Tips

This assembly does not include installation hardware or instructions, so professional installation or reference to a service manual is recommended. Ensure the vehicle’s electrical connections are properly secured and tested before final assembly. Verify the mounting position as rear left to avoid fitment issues. Handle the cable assembly carefully to prevent damage during installation.

Quality Assurance and Warranty

TYC manufactures this window motor and regulator assembly to meet or exceed OEM standards for fit, form, and function. While installation hardware and instructions are not included, the complete assembly is tested for durability and performance. Please consult the product packaging or TYC’s official resources for warranty details specific to part number 660478.

Brand	TYC
Part Number	660478
Components Included	Complete Assembly
Configuration	Assembly - Cable
Hardware Included	No
Installation Instructions Included	No
Material	Metal and Plastic
Motor Included	Yes
Mounting Position	Rear Left
Power	Power

This part fits 97 vehicles. Search below:

Year	Make	Model	Body Type	Position	Notes
2007	Chevrolet	Silverado 1500 Classic	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2007	Chevrolet	Silverado 1500 HD Classic	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2007	Chevrolet	Silverado 2500 HD Classic	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2007	Chevrolet	Silverado 3500 Classic	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2007	GMC	Sierra 1500 Classic	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2007	GMC	Sierra 1500 HD Classic	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2007	GMC	Sierra 2500 HD Classic	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2007	GMC	Sierra 3500 Classic	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2006	Cadillac	Escalade ESV		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2006	Cadillac	Escalade EXT		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2006	Chevrolet	Avalanche 1500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2006	Chevrolet	Avalanche 2500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2006	Chevrolet	Silverado 1500	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2006	Chevrolet	Silverado 1500 HD	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2006	Chevrolet	Silverado 2500 HD	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2006	Chevrolet	Silverado 3500	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2006	Chevrolet	Suburban 1500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2006	Chevrolet	Suburban 2500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2006	GMC	Sierra 1500	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2006	GMC	Sierra 1500 HD	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2006	GMC	Sierra 2500 HD	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2006	GMC	Sierra 3500	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2006	GMC	Yukon XL 1500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2006	GMC	Yukon XL 2500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2005	Cadillac	Escalade ESV		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2005	Cadillac	Escalade EXT		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2005	Chevrolet	Avalanche 1500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2005	Chevrolet	Avalanche 2500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2005	Chevrolet	Silverado 1500	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2005	Chevrolet	Silverado 1500 HD	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2005	Chevrolet	Silverado 2500 HD	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2005	Chevrolet	Silverado 3500	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2005	Chevrolet	Suburban 1500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2005	Chevrolet	Suburban 2500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2005	GMC	Sierra 1500	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2005	GMC	Sierra 1500 HD	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2005	GMC	Sierra 2500 HD	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2005	GMC	Sierra 3500	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2005	GMC	Yukon XL 1500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2005	GMC	Yukon XL 2500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2004	Cadillac	Escalade ESV		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2004	Cadillac	Escalade EXT		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2004	Chevrolet	Avalanche 1500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2004	Chevrolet	Avalanche 2500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2004	Chevrolet	Silverado 1500	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2004	Chevrolet	Silverado 2500	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2004	Chevrolet	Silverado 2500 HD	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2004	Chevrolet	Silverado 3500	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2004	Chevrolet	Suburban 1500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2004	Chevrolet	Suburban 2500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2004	GMC	Sierra 1500	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2004	GMC	Sierra 2500	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2004	GMC	Sierra 2500 HD	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2004	GMC	Sierra 3500	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2004	GMC	Yukon XL 1500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2004	GMC	Yukon XL 2500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2003	Cadillac	Escalade ESV		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2003	Cadillac	Escalade EXT		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2003	Chevrolet	Avalanche 1500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2003	Chevrolet	Avalanche 2500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2003	Chevrolet	Silverado 1500 HD	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2003	Chevrolet	Silverado 2500 HD	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2003	Chevrolet	Silverado 3500	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2003	Chevrolet	Suburban 1500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2003	Chevrolet	Suburban 2500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2003	GMC	Sierra 1500 HD	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2003	GMC	Sierra 2500 HD	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2003	GMC	Sierra 3500	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2003	GMC	Yukon XL 1500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2003	GMC	Yukon XL 2500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2002	Cadillac	Escalade EXT		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2002	Chevrolet	Avalanche 1500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2002	Chevrolet	Avalanche 2500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2002	Chevrolet	Silverado 1500 HD	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2002	Chevrolet	Silverado 2500 HD	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2002	Chevrolet	Silverado 3500	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2002	Chevrolet	Suburban 1500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2002	Chevrolet	Suburban 2500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2002	GMC	Sierra 1500 HD	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2002	GMC	Sierra 2500 HD	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2002	GMC	Sierra 3500	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2002	GMC	Yukon XL 1500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2002	GMC	Yukon XL 2500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2001	Chevrolet	Silverado 1500 HD	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2001	Chevrolet	Silverado 2500 HD	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2001	Chevrolet	Silverado 3500	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2001	Chevrolet	Suburban 1500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2001	Chevrolet	Suburban 2500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2001	GMC	Sierra 1500 HD	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2001	GMC	Sierra 2500 HD	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2001	GMC	Sierra 3500	Crew Cab Pickup	Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2001	GMC	Yukon XL 1500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2001	GMC	Yukon XL 2500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2000	Chevrolet	Suburban 1500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2000	Chevrolet	Suburban 2500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2000	GMC	Yukon XL 1500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.
2000	GMC	Yukon XL 2500		Rear Left	Complete Assembly with Cable Configuration, Power, Motor included, for Rear Left mounting position, Hardware not included.

* 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:

82212

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