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1994 Pontiac Bonneville SE 3.8L Power Loss
Posted to GM Driveability on 9/18/2002 2 Replies

I have an oddball OBD1 ECM with an OBD2 connector(need wiring diagrams).Customer say car has intermitten power loss(dosen't stall) ,voltage drops to 9.0 volts on gage,will run like this for about a mile or two,then clears up.I have No Communication with ECM ,(...

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car Vehicle Data

1994 Pontiac Bonneville SE

VIN 1G2HX52LXR
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD1
SymptomsPower Loss
OccursIntermittently
Message Closed

car Vehicle Data

1994 Pontiac Bonneville SE

VIN 1G2HX52LXR
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD1
SymptomsPower Loss
OccursIntermittently