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1991 Buick Century 2.5L Excessive Emissions
Posted to GM Driveability on 4/21/1998

This car will backfire (not to badly) kind of like a smallpop inside the tail pipe when you rev it. The pop happenson decel. That would hardly be noticable except for thelouder pop it does when you shut the engine off, thishappens immediatly when you turn off ...

 
Message Closed w/FIX

car Vehicle Data

1991 Buick Century

VIN XXXAXXXR52
Engine2.5 L / 4 cyl
SymptomsExcessive Emissions
OccursHot, on Decel
Message Closed w/FIX

car Vehicle Data

1991 Buick Century

VIN XXXAXXXR52
Engine2.5 L / 4 cyl
SymptomsExcessive Emissions
OccursHot, on Decel