gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Engine Control Module|Diagrams > < Engine Controls - Aftermarket Accessory Usage|Page 3740
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Engine Control Module: Locations

Engine Controls Component Views

LR of the Engine Compartment

1 - S101
2 - C109
3 - Powertrain Control Module (PCM) C1, C2
4 - Fuse Block Underhood - C6
5 - Fuse Block Underhood - C1
6 - Horn Assembly Connector
7 - C100
8 - C101
9 - A/C Compressor Clutch Connector (C60)

Engine Control Module|Diagrams > < Engine Controls - Aftermarket Accessory Usage|Page 3740