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Home >> GMC >> 2007 >> Sierra 2500 2WD V8-6.6L DSL Turbo >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Relays and Modules - Computers and Control Systems >> Engine Control Module >> Locations
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Engine Control Module: Locations



Engine Controls Component Views

Engine Harness Jumper to Engine POA Harness




1 - Battery - Right
2 - Fuse Holder - Underhood
3 - X127
4 - X108
5 - X107
6 - X123 (PTO)
7 - Fuse Block - Underhood
8 - X109
9 - Battery - Left (6A6/TP2)
10 - Engine Control Module (ECM)
11 - Transmission Control Module (TCM)