1997 Buick Century Limited 3.1L Hesitation, Surge, Cuts out, Stall, Misfire
Good afternoon all. I've got me a little gem that has reduced me to throwing parts at it. What it's doing is it bucks and backfires when moderate throttle is applied and then it'll do it at very little throttle and somtimes at idle. Then it becomes grey diffic...
FIX posted 7/1/2010
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Message Closed w/FIX
Vehicle Data1997 Buick Century Limited
Trouble Codes
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Message Closed w/FIX
Vehicle Data
1997 Buick Century Limited
VIN | 2G4WY52M7V |
Engine | 3.1 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Hesitation, Surge, Cuts Out, Stall, Misfire |
Occurs | Hot, Under Load |
Trouble Codes
P0420 | Catalyst Efficiency Below Threshold (Bank 1) |