why does speedometer gauge not working properly on my 2005 pontiac bonneville?

Asked by Mar 08, 2015 at 07:07 AM about the 2005 Pontiac Bonneville SE

Question type: Maintenance & Repair

1 Answer

83,485

Speed sensor sending inaccurate signal, speedo stepper motor starting to fail, bad dash grounds, just a few things too check.

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