how do I reset my check engine light on a 2004 cts w/ nav

Asked by Jun 11, 2013 at 08:08 PM about the 2004 Cadillac CTS

Question type: Maintenance & Repair

1 Answer

9,830

The best option is to have someone with a diagnostics tool clear the codes. Otherwise pulling the positive battery cable off for a few minutes could also clear it. However this can erase presets and may cause problems with your security system.

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