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1991 Pontiac Grand Prix SE 3.1L Poor Idle Quality, Stall, MIL Lamp on
Hey GM Guru's , this car occasionally starts hard and runs terrable ,backfire and misses out on some cold starts in the morning for about 10 minutes ,does fine all day ,I checked the voltage and grounds to the ECM when this occured nothing abnormal do I need a...
FIX posted 8/9/2001
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Related Documents & Media | VIN | 1G2WJ54T9M |
| Engine | 3.1 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / MULTIPORT |
| Emissions | OBD1 |
| Symptoms | Poor Idle Quality, Stall, MIL Lamp On |
| Occurs | Cold |
Trouble Codes
| 23 | |
| 53 | 23 - |
Message Closed w/FIX
Vehicle Data
1991 Pontiac Grand Prix SE
| VIN | 1G2WJ54T9M |
| Engine | 3.1 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / MULTIPORT |
| Emissions | OBD1 |
| Symptoms | Poor Idle Quality, Stall, MIL Lamp On |
| Occurs | Cold |
Trouble Codes
| 23 | |
| 53 | 23 - |
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