gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Engine Control Module|Diagrams > < Engine/Transmission - Aftermarket Calibrations|Page 9606
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Engine Control Module: Locations

Rear of the Engine Compartment Components - 1 of 2

1 - Engine Control Module (ECM)
2 - Front Plenum Panel

Engine Control Module|Diagrams > < Engine/Transmission - Aftermarket Calibrations|Page 9606