
1991 Pontiac Sunbird LE 3.1L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Stall
when the car is in open loop idles great, but once in closed loop the integrator number 128 drops down to 90 - 95 and the block learn follows. Idle gets so bad it stalls and then fires up no problem. when o2 is unplugged the car idles good but then its in open...
FIX posted 11/19/2004
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Message Closed w/FIX
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VIN | 1G2JB11T8M |
Engine | 3.1 L / 6 cyl / GAS |
Trans | 3-speed Automatic |
Delivery | FI / mpi |
Emissions | egr cat pcv |
Symptoms | Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Stall |
Occurs | Always, Hot, Under Load, Idle |
Misc. | 2 Dr |
Message Closed w/FIX
Vehicle Data
1991 Pontiac Sunbird LE
VIN | 1G2JB11T8M |
Engine | 3.1 L / 6 cyl / GAS |
Trans | 3-speed Automatic |
Delivery | FI / mpi |
Emissions | egr cat pcv |
Symptoms | Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Stall |
Occurs | Always, Hot, Under Load, Idle |
Misc. | 2 Dr |