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1991 Buick Century Special 3.3L Ecm
Posted to GM Electrical on 4/16/2012 10 Replies

Got a 91 Century that has been driven through the parts dept. Spark no injector pulse no Check engine light no communication with the ECM. I need a wiring diagram for ECM/aldl/engine light please.

FIX posted 4/17/2012

10 Replies Received (View Replies)

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car Vehicle Data

1991 Buick Century Special

VIN 1G4AG54N0M
Engine3.3 L / 6 cyl / GAS
Trans3-speed Automatic
DeliveryFuel Injection
AffectedEcm
ConditionsBeen Driven Through The Parts Departmnet