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1999 GMC Sierra 1500 SL 5.3L Poor Idle Quality, MIL Lamp on
Truck came in with engine light on, had code po440 for evap system, gas cap seemed loose, we cleared code & tightened cap. Light came back on 2 days later, same code po440. We can find no leaks on evap system & gas cap seems ok. Also truck seems to stumble whe...
Summary posted 6/5/2002
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Related Documents & Media | VIN | 2GTEK19T1X |
| Engine | 5.3 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / E.F.I. |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0440 | EVAP System Leak Detected |
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Vehicle Data
1999 GMC Sierra 1500 SL
| VIN | 2GTEK19T1X |
| Engine | 5.3 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / E.F.I. |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0440 | EVAP System Leak Detected |
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