Obaee Window Regulator with Motor – Front Left Driver Side for Buick LeSabre 2000-2005, Pre-Assembled OE Fit

If the driver-side window on your Buick LeSabre is slow, stuck, or won’t move at all, replacing the entire regulator and motor assembly is often the most reliable fix. This Obaee assembly replaces OE part numbers 741-762, 25713422, 25750513, and 25769928, and arrives pre-assembled so you won’t need to splice wires or modify the original harness. The unit is built to match factory mounting points and electrical connectors, which helps make installation straightforward for DIYers and technicians alike.

Will this part fit my Buick LeSabre?

Yes — the Obaee assembly is made specifically for Buick LeSabre sedans from model years 2000 through 2005, for the front left (driver) door. Compatibility is established by matching OE numbers and the door location.

• Designed for Buick LeSabre 2000–2005, Custom and Limited trims.
• Replaces OE 741-762 and related part numbers for direct fitment.
• Mounting points and connector shape match factory specifications.

How difficult is installation and what tools are needed?

This regulator and motor come as a combined assembly to simplify installation. Most users with basic mechanical skills can install it in a few hours using common hand tools; professional installation is optional if you prefer.

• No wire splicing required — uses the vehicle’s existing connector.
• Typical tools: screwdrivers, socket set, trim panel removal tools.
• Installation time: often 1–3 hours depending on experience and access.

What performance and reliability can I expect?

The assembly is manufactured to replace worn or failed factory parts and restore normal window movement. It includes a matched motor sized for driver-side duties and a regulator mechanism that aligns with the door’s original track geometry.

• Pre-assembled regulator and motor for consistent operation.
• Engineered to meet OE-style fit and function for smooth travel.
• Backed by Obaee support for assistance if issues arise after purchase.

Which issues indicate I should replace the entire regulator and motor?

Replace the assembly if the window drops, moves unevenly, grinds, or does not respond to power switch commands. A noisy motor, excessive play in the glass, or inability to maintain position are common signs the regulator or motor has failed.

• Window stuck in one position or moves very slowly.
• Glass tilts, rattles, or falls into the door cavity.
• Motor runs but window does not move, indicating a broken regulator mechanism.

Who this is for: This Obaee front left window regulator with motor is intended for Buick LeSabre owners, restoration projects, and mechanics who need a hassle-reducing, OE-replacement part. It’s a practical choice whether you’re repairing a daily driver or refreshing a vehicle for resale — the pre-wired assembly and matched fit make it suitable for DIYers with basic tools as well as professional shops looking for a dependable replacement option.