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2003 GMC Sierra 1500 4.8L Poor Idle Quality
At 101000 miles the plugs and wires were replaced as part of maintenance. The vehicle has no codes stored at all. It runs very smoothly down the road, and never misses. Shows no missfires. The vehicle had a fuel pump replaced at 101900 miles because it would d...
FIX posted 1/9/2009
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Message Closed w/FIX
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Related Documents & Media | VIN | 1GTEC14V83 |
| Engine | 4.8 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality |
| Occurs | Idle |
Message Closed w/FIX
Vehicle Data
2003 GMC Sierra 1500
| VIN | 1GTEC14V83 |
| Engine | 4.8 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality |
| Occurs | Idle |
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