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Home >> GMC >> 2012 >> Sierra 1500 2WD V8-4.8L >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Relays and Modules - Computers and Control Systems >> Engine Control Module >> Locations >> Harness Locations >> Engine Control Module (ECM) X1
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Engine Control Module (ECM) X1




Harness Routing Views

Engine Harness Routing - Left Front Side (4.8L/5.3L/6.0L/6.2L except LFA/HP2)




1 - Air Intake Duct
2 - X111
3 - Fuse Block - Underhood X2
4 - X109
5 - X110 (NQF/NQG/NQH)
6 - Engine Control Module (ECM) X2
7 - Engine Control Module (ECM) X1
8 - G102
9 - J105