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Finding Aftermarket equipment on vehicles
ECU Flash Reprogramming and Diagnostic Routine failures have been known to be caused by aftermarket equipment installed on a vehicle. If an ECU flash reprogramming session or routine fails repeatable and all procedures in DealerCONNECT have been followed check for aftermarket equipment installed.
Aftermarket equipment includes but is not limited to the following:
Note: There have been cases where complete aftermarket equipment removal has been required to ensure a successful ECU flash reprogramming session.