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Home >> Buick >> 1988 >> Reatta V6-231 3.8L VIN C SFI >> Repair and Diagnosis >> Powertrain Management >> Diagrams >> Electrical Diagrams >> Electronic/Powertrain Control Module (ECM/PCM) >> Part 3 of 3
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Part 3 of 3

ECM Schematic (3 Of 3):







2B1 = Battery
1C16 = Battery
1D6 = Injector Ground
1D7 = Injector Ground
1D1 = Power Ground
3C15 = A/C Relay
2B5 = Low Speed Fan
3C2 = High Speed Fans

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