
1985 Buick Riviera 5.0L Misfire
Have this vehicle that runs great when cold. Then after few miles it will misfire under part throttle. If you go full throttle it will seem to run better. No codes, disconnected EGR valve, Oxygen Sensor. Tested vacuum pressure sensor and it respond to vacuum c...
FIX posted 5/16/2007
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Message Closed w/FIX
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VIN | 1G4E267YXF |
Engine | 5.0 L / 8 cyl / GAS |
Trans | 4-speed Automatic |
Delivery | CARB / 4 BBL |
Emissions | CALIF |
Symptoms | Misfire |
Occurs | Hot, Under Load |
Misc. | 2Door Convertible |
Message Closed w/FIX
Vehicle Data
1985 Buick Riviera
VIN | 1G4E267YXF |
Engine | 5.0 L / 8 cyl / GAS |
Trans | 4-speed Automatic |
Delivery | CARB / 4 BBL |
Emissions | CALIF |
Symptoms | Misfire |
Occurs | Hot, Under Load |
Misc. | 2Door Convertible |