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1996 GMC C1500 Sierra SL 5.0L Poor Idle Quality, Misfire, Poor Fuel Economy
Hello all.... I got this Gmc Pickup in the shop with a rough idle )feel it most with the a/c on and in gear....tech 2 shows a misfire on cylinder #1,2,4,5,6..... with 2 and six being the worst....at idle.. fuel pressure at 56or so ... tried a new fuel pump...
FIX posted 8/11/1999
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| VIN | 1GTEC19M5T |
| Engine | 5.0 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / central SFI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire, Poor Fuel Economy |
| Occurs | Always |
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Vehicle Data
1996 GMC C1500 Sierra SL
| VIN | 1GTEC19M5T |
| Engine | 5.0 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / central SFI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire, Poor Fuel Economy |
| Occurs | Always |
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