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2003 GMC Yukon XL 1500 SLT 5.3L Poor Idle Quality, MIL Lamp on
This car came in with lean codes for both banks and a MAF sensor code. The sensor was clearly bad and was [...] MAF sensor code does not return, however the lean codes do. The car is running very lean. The long term fuel trim is at 25%. The fuel pressure is go...
FIX posted 12/15/2006
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Message Closed w/FIX
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11 Replies Received
11 Replies Received
Related Documents & Media | VIN | 3GKFK16Z23 |
| Engine | 5.3 L / 8 cyl / FLEX |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, MIL Lamp On |
Message Closed w/FIX
Vehicle Data
2003 GMC Yukon XL 1500 SLT
| VIN | 3GKFK16Z23 |
| Engine | 5.3 L / 8 cyl / FLEX |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, MIL Lamp On |
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