Inactive-Merged-Check Engine Light Due to Gas Cap Issue on Buick LeSabre

Submitted by Vehicle Owner · May 29, 2025

Published by RepairPal

Problem overview

Illumination of the Check Engine Light can be caused by a loose or worn gas cap.

9 people reported this problem

1 comment

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Buick LeSabre vehicles with this problem

1 model year affected

2001 Buick LeSabre

Average mileage: 49,800 miles

(49,800 - 49,800)

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