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1990 Buick Riviera Luxury 3.8L Bogs light throttle*
Posted to GM Driveability on 4/10/2009 11 Replies

OK here we go: normal operating temp, engine will bog down like it's getting no/low fuel at a 15-50%ish throttle opening. Can't duplicate on shop floor, must be in motion. Floor it and no trouble at all, runs like a champ. I have a "tester ECM for this vehicle...

11 Replies Received (View Replies)

  Related Documents & Media  1990 Buick Riviera Luxury

 
Message Closed w/FIX

car Vehicle Data

1990 Buick Riviera Luxury

VIN 1G4EZ13C2L
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI / MFI
EmissionsOBDI
SymptomsBogs Light Throttle*
OccursHot
Message Closed w/FIX

car Vehicle Data

1990 Buick Riviera Luxury

VIN 1G4EZ13C2L
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI / MFI
EmissionsOBDI
SymptomsBogs Light Throttle*
OccursHot