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Home >> Buick >> 1988 >> Regal V6-173 2.8L >> Repair and Diagnosis >> Powertrain Management >> Diagrams >> Electrical Diagrams >> Electronic/Engine Control Module (ECM)
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Electronic/Engine Control Module (ECM)

ECM Wiring Diagram (Part 1 of 3):



ECM Wiring Diagram (Part 2 of 3):



ECM Wiring Diagram (Part 3 of 3):



ECM Wiring Diagram:



With Speed Density Update:



ECM Wiring Diagram: