Check Engine Light Due to Gas Cap Issue on Oldsmobile Aurora

Problem Description and Possible Solution

A Loose or worn gas cap may cause Check Engine Light to illuminate.

Problem Data
RepairPal Verified
Average mileage: 134,277 (94,000–174,554)
6 model years affected: 1996, 1998, 1999, 2001, more2002, 2003
11 people reported this problem
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i replaced it with the recomended revised parts, in 6000miles or so its started doing it again..