TechPro GM1550106 Window Regulator - Rear Left

Rear Left Window Regulator for Buick LeSabre

This TechPro window regulator is built for the rear left door on select Buick LeSabre models with power windows and a motor. It is engineered for factory-style fitment and uses durable materials to support smooth window operation and a clean OE-style appearance.

Key Features

• Fits 2000-2005 Buick LeSabre, rear left
• Designed for power window systems with motor
• Factory-style precision for direct replacement fit
• High-quality construction for durability and consistent performance
• Helps restore proper rear window movement and door appearance
• Part number GM1550106 for easy identification

Detailed Description

TechPro GM1550106 is a rear left window regulator for 2000-2005 Buick LeSabre applications equipped with power windows and a motor. This regulator is built to match factory-style mounting and operation, making it a practical replacement when the original regulator is worn, noisy, or no longer moves the glass correctly. The design supports a seamless look inside the door while helping restore normal window function on Buick LeSabre models. This part cross-references OEM 15231245 for the same application.

Common Repair Issues

• Window glass will not raise or lower properly
• Slow, uneven, or jerky rear window movement
• Grinding or binding from a worn regulator mechanism
• Loss of rear left power window function on Buick LeSabre
• Door panel removal caused by a failed window regulator assembly

Installation Notes and Tips

Verify rear left fitment before installation and confirm the vehicle uses a power window system with motor. Compare the original regulator to GM1550106 and OEM 15231245 to confirm mounting points and configuration. Proper alignment during installation helps the window track smoothly and reduces strain on the mechanism.

Quality Assurance

TechPro builds this window regulator with durable materials and factory-style precision to support reliable operation in daily use. For 2000-2005 Buick LeSabre rear left applications, GM1550106 is a direct-fit replacement focused on restoring original window performance and appearance.