Buick LeSabre power window failure affecting three of four windows with common regulator issues on Buick LeSabre

Submitted by BCSales3639 · Aug 5, 2025
Published by RepairPal

Problem overview

Some Buick LeSabre owners report experiencing power window failures, often affecting multiple windows due to regulator problems. In some cases, three out of four window regulators may fail, leading to issues with the master control switch and overall window functionality. Instances have been reported where windows do not operate correctly, retracting or slamming into the door permanently because of these regulator failures. The average repair cost for addressing these issues can range from $340 to $400 per window, depending on the model year and severity of the problem. Common symptoms include windows not moving up or down properly, electrical malfunctions, and intermittent operation. It is advisable for owners to address these power window regulator issues promptly to prevent further damage and ensure the safety and functionality of their vehicles.

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