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1991 Pontiac Grand Prix SE 2.3L Poor Idle Quality, Cuts out, Stall, Misfire
Please help. customer brought car in missing badly. checked ignition system for spark-good spark checked fuel injectors- only 2 and 3 are working 1 and 4 no signal from ecm. checked wiring from inj. back to ecm connector- good checked grounds- good changed ecm...
FIX posted 8/28/2001
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Related Documents & Media | VIN | 1G2WJ14D5M |
| Engine | 2.3 L / 4 cyl / GAS |
| Trans | 3-speed Automatic |
| Delivery | FI / mpfi |
| Symptoms | Poor Idle Quality, Cuts Out, Stall, Misfire |
| Occurs | Always |
Message Closed w/FIX
Vehicle Data
1991 Pontiac Grand Prix SE
| VIN | 1G2WJ14D5M |
| Engine | 2.3 L / 4 cyl / GAS |
| Trans | 3-speed Automatic |
| Delivery | FI / mpfi |
| Symptoms | Poor Idle Quality, Cuts Out, Stall, Misfire |
| Occurs | Always |
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