Home/GMC/Cab & Chassis C3500/GMC Cab & Chassis C3500 (1985-2000)/Repair manual/Testing & Diagnostics/Engine Controls - Tests W/codes - Transmission: Component L…
Contents Wiring diagrams Section: Testing & Diagnostics All sections

Engine Controls - Tests W/codes - Transmission: Component Locations GMC Cab & Chassis C3500

PCM/TCM LOCATION

The ECM is located under the passenger's seat riser ("G" Series Van), or behind right side of dash (all other models).