Dorman 742-150 Power Window Motor - Front Left, Front Right, Rear Left or Rear Right

Reliable Window Motor Replacement for GM Vehicles

The Dorman 742-150 window motor is designed to restore power window functionality in select Buick, Cadillac, Chevrolet, GMC, Oldsmobile, and Pontiac models. This plug-in window lift motor includes mounting hardware and a window lift gear, providing a straightforward replacement solution for vehicles experiencing window operation issues.

• Compatible with various GM models including Chevrolet Blazer, Cadillac DeVille, Pontiac Bonneville, and GMC Sierra
• Plug-in design for easy installation without rewiring
• Includes mounting screws, nuts, and window lift gear for a complete replacement
• Does not include regulator or wiring harness
• Part number 742-150 ensures correct fitment and quality

Product Details and Features

The Dorman 742-150 window motor is engineered to replace the original power window motor in numerous GM vehicles such as the Chevrolet Camaro, Buick Century, Pontiac Firebird, and Cadillac Eldorado. This motor comes with mounting hardware and the window lift gear included, but it does not include the regulator or wiring harness. Its plug-in configuration allows for a direct connection to the existing vehicle wiring, simplifying the installation process. The motor is not micro-controlled or embedded with logic, reflecting the design of the original equipment for reliable operation.

Common Applications and Problem Resolution

• Restores power window operation when the motor fails or becomes unresponsive
• Eliminates window noise or slow movement caused by worn motor components
• Resolves intermittent window function due to motor electrical issues
• Replaces damaged or seized window lift gear integrated with the motor
• Addresses power window failure in GM trucks and SUVs like the GMC Sierra and Chevrolet Suburban

Installation Notes and Tips

• Verify vehicle compatibility using the part number 742-150 before installation
• Ensure the existing regulator is in good condition as it is not included with this motor
• Use the included mounting screws and nuts to secure the motor firmly
• Disconnect the vehicle battery before installation to prevent electrical shorts
• Test window operation after installation to confirm proper motor function

Quality Assurance and Warranty

Dorman window motors are manufactured to meet or exceed OEM standards for fit and function. The 742-150 part number undergoes quality checks to ensure durability and reliable performance in compatible Buick, Cadillac, Chevrolet, GMC, Oldsmobile, and Pontiac vehicles. Warranty coverage details can be confirmed through the product documentation or the supplier.