V 3500 P/U 4WD V8-454 7.4L (1987)
Engine Control Module: Locations
Firewall components & RH side of V8-454/7.4L
RH Rear Of Engine Compartment
Applicable to: 4L engine. 1987 R & V series
GMC Workshop Service and Repair Manuals
Engine Controls - Aftermarket Accessory Usage|Page 2429 >
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