Dorman 747-955 Running Board Motor - Left

OE-Style Running Board Motor

This Dorman running board motor is built to match the original equipment fit and function for select GM trucks and SUVs. It is a direct replacement for the left-side power running board motor used on applications such as Cadillac Escalade, Chevrolet Tahoe, and GMC Yukon.

Part number 747-955 is engineered for dependable operation and consistent movement of the running board assembly. It is a practical replacement for worn or non-functioning motors on 2015-2020 Cadillac Escalade and Escalade ESV, 2015-2020 Chevrolet Tahoe, and 2015-2020 GMC Yukon and Yukon XL applications.

Key Features

• Direct replacement running board motor for OE fit and function
• Metal housing for durable construction
• Terminal configuration: 2 pin and 8 pin
• 10-terminal design with Aspa and blade terminal types
• Mounting bracket included
• Fits left-side applications only
• Cross-reference part number: 84452642

Detailed Description

Dorman 747-955 is a replacement running board motor designed for select Cadillac, Chevrolet, and GMC vehicles equipped with power running boards. It follows the original equipment layout so the motor installs in the same location and performs the same function as the factory unit. The metal housing and cycle-tested construction support long-term use in demanding daily driving conditions.

Use this part when servicing a left running board motor on vehicles such as Chevrolet Silverado 1500, Silverado 2500 HD, Silverado 3500 HD, GMC Sierra 1500, Sierra 2500 HD, and Sierra 3500 HD. The part number 747-955 is also a direct reference for buyers searching for a left running board motor for Cadillac Escalade or GMC Yukon applications.

Common Issues This Part Can Help Solve

• Running board does not extend or retract
• Slow, uneven, or noisy running board movement
• Motor failure from wear or repeated cycling
• Loss of power running board function on the left side
• Need for an OE-style replacement after electrical or mechanical failure

Installation Notes and Tips

Verify the vehicle’s year, make, model, and left-side application before ordering. Confirm the connector style and terminal configuration match the original unit, including the 2 pin and 8 pin setup. Inspect the running board linkage and electrical connections during replacement so the new motor is not installed into a binding or damaged assembly.

Compatible With 2015-2020 Cadillac Escalade, left; 2015-2020 Cadillac Escalade ESV, left; 2015-2020 Chevrolet Tahoe, left; 2015-2020 GMC Yukon, left; 2015-2020 GMC Yukon XL, left; 2015-2019 Chevrolet Cheyenne, left; 2019 Chevrolet Silverado 1500 LD, left; 2015-2019 Chevrolet Silverado 2500 HD, left; 2015-2019 Chevrolet Silverado 3500 HD, left; 2016-2019 Chevrolet Suburban 3500 HD, left; 2019 GMC Sierra 1500 Limited, left; 2015-2019 GMC Sierra 2500 HD, left; 2015-2019 GMC Sierra 3500 HD, left; 2015-2018 Chevrolet Silverado 1500, left; 2015-2018 Chevrolet Silverado 2500, left; 2015-2018 Chevrolet Silverado 3500, left; 2015-2018 GMC Sierra, left; 2015-2018 GMC Sierra 1500, left.

Quality Assurance

This Dorman running board motor has undergone material and cycle testing to verify durability and performance against the demands of repeated operation. It is built as an OE-style replacement for buyers seeking a dependable solution for left-side power running board service on GM trucks and SUVs.