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Home >> Buick >> 1987 >> Regal Base, 3.8 7 >> Repair and Diagnosis >> Engine Performance >> System >> 3.8L Feedback Carburetor Tests W/Codes >> ECM Terminal Identification
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ECM Terminal Identification

Fig 1: ECM Terminal Pin Voltage (1986 3.8L VIN A)
G4707
Fig 2: ECM Terminal Pin Voltage (1987 3.8L VIN A)
G7003