GMC Workshop Service and Repair Manuals > R 1500 P/U 2WD V6-262 4.3L (1987) > Powertrain Management | Computers and Control Systems | Relays and Modules - Computers and Control Systems | Engine Control Module | Component Information | Technical Service Bulletins

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Engine Control Module: Locations

Firewall components & RH side of V6-262/4.3L

Rear Of Engine Compartment

Applicable to: 3L engine. 1987 R & V series

GMC Workshop Service and Repair Manuals