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International Automotive Technicians Network
1993 Buick Regal Custom 3.1L Misfire
Posted to GM Driveability on 7/21/2006 12 Replies

Techs,

This Regal 3.1 . Has a Popping noise in the exhaust on decel. Can't duplicate it on the road . In the Bay, hold it at 3000 rpm and let off. On the way down to idle, she will make a loud POP in the exhaust manifold (NOT the muffler) , and shake the engi...

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  Related Documents & Media  1993 Buick Regal Custom

 
Message Closed w/FIX

car Vehicle Data

1993 Buick Regal Custom

VIN 2G4WB14TXP
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
SymptomsMisfire
OccursAlways
Message Closed w/FIX

car Vehicle Data

1993 Buick Regal Custom

VIN 2G4WB14TXP
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
SymptomsMisfire
OccursAlways