Buick LaCrosse Problem Report

Buick LaCrosse Check Engine Light Due to Gas Cap Issue

(6 reports)

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

Check engine light csame on, pulled trouble code it was stating gas cap problem replaced cap. turned out to be a bad sensor in the gas tank. -
In shop now for this and a power steering issue (I don't have details yet) -
light is coming on occasionally even though cap is tight. -
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