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Engine Control Module|Diagrams > < Engine Controls - Aftermarket Accessory Usage|Page 7793

K 1500 Suburban 4WD V8-5.3L VIN Z Flex Fuel (2003)

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Engine Control Module: Locations

POWERTRAIN CONTROL MODULE

PCM Location

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 7793