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1998 Pontiac Grand Prix SE 3.8L Poor Idle Quality, Surge, Stall
Asked for MIL check and off-idle acceleration miss. P0440 needs a new filler neck, not realted (IMO) to present problem. When engine is at operating temperature, will stall coming to a stop at 30 km/h or so. At a steady idle,engine running fine, NO MIL (codes ...
FIX posted 5/9/2010
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Message Closed w/FIX
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Related Documents & Media | VIN | 1G2WJ52K1W |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / stock, K-code engine |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Surge, Stall |
| Occurs | Hot, on Decel, Idle |
| Misc. | Tune Up Items Ok |
Trouble Codes
| P0135 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction |
| P0172 | Fuel System Too Rich (Bank 1) |
| P0440 | EVAP System Leak Detected |
Message Closed w/FIX
Vehicle Data
1998 Pontiac Grand Prix SE
| VIN | 1G2WJ52K1W |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / stock, K-code engine |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Surge, Stall |
| Occurs | Hot, on Decel, Idle |
| Misc. | Tune Up Items Ok |
Trouble Codes
| P0135 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction |
| P0172 | Fuel System Too Rich (Bank 1) |
| P0440 | EVAP System Leak Detected |
Video