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speedometer

  1. Chevy Impala 9th Gen Discussion
    The speedometer in my 2009 Impala Police package sometimes starts jumping at red lights. Only happens when the car is at a stop in Drive. If I start moving or shift to anything other than Drive it stops. The tachometer stays steady. Occasionally when it happens it'll jump all the way to the max...
  2. Automotive Discussion
    So my fiancée’s mom has a 2011 impala Lt. A couple days ago her speedometer started acting up, bouncing between 0 and 20mph and it wouldn’t shift out of second, but there wasn’t a check engine light on and no codes when I scanned the ECU and TCM. I go to replace the VSS, and the old one had a...
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