Car stalls,speedo jumps shifting into D or 3

Asked by GuruYZZ66 Feb 21, 2018 at 11:56 AM about the 2008 Chevrolet Impala 1LT FWD

Question type: Maintenance & Repair

2 Answers
10

Mike answered 3 years ago

Chased the problem alternator is back feeding voltage causing erratic can line signals gm is putting out garbage.

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