car will not start. obd scanner only communicates if one bank o ecm is disconnected

Asked by David Feb 28, 2017 at 05:15 PM about the 2008 Chevrolet Impala

Question type: Maintenance & Repair

1 Answer
59,015

enginecreator answered 7 years ago

This means that a wire is bad or shorted out on the way to ecm (if so find and repair) or in ecm and if in ecm then you will need another ecm or have it repaired.

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