Car Problem Reports

Cadillac DTS Check Engine Light Due to Gas Cap Issue

Cadillac DTS Problem
11 Reports
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Model Years Affected: 2006, 2007, 2008, 2009, 2010

Average Mileage: 73,469 mi (54,000 mi - 99,345 mi)


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

  • Visitor, , 54,000 mi

    engine stays on

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  • We noticed that when putting gas into the car on our last fill-up, it kept shutting off the auto-stop on the filler handle, it had never done that before in the two years we have owned the car, then the next time we drove it the "check engine light" illuminated. LRW

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