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1993 Buick Regal 3.8L Poor Idle Quality, Hesitation, Misfire
Posted to GM Driveability on 3/4/2011 25 Replies

Ok here is the issue. The car came to us with a missfire the plugs and wires and a coil where changed at the time it left running good 2 days later it comes back with a missfire on cylinder #4 good spark the injector is working i have signal to the pigtail. We...

25 Replies Received (View Replies)

  Related Documents & Media  1993 Buick Regal

 
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car Vehicle Data

1993 Buick Regal

VIN 2G4WB54L0P
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
SymptomsPoor Idle Quality, Hesitation, Misfire
OccursAlways
Misc.4 Door
Message Closed

car Vehicle Data

1993 Buick Regal

VIN 2G4WB54L0P
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
SymptomsPoor Idle Quality, Hesitation, Misfire
OccursAlways
Misc.4 Door