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Engine Control Module|Diagrams > < Engine Controls - Aftermarket Accessory Usage|Page 8554

Avalanche 2500 4WD V8-8.1L VIN G (2003)

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Engine Control Module: Locations

POWERTRAIN CONTROL MODULE

Powertrain Control Module (PCM)

The Powertrain Control Module is located in the Left Front of the Engine Compartment to the Left of the Fan Shroud.

Engine Control Module|Diagrams > < Engine Controls - Aftermarket Accessory Usage|Page 8554