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2001 GMC Yukon XL 1500 SLT 5.3L Misfire
This truck came in with check engine light on & missfireing cold. The code was PO300 random missfire. With the scanner I watched and cyl #2,4,5 & 7 were missfiring. I scoped engine and ignition was fine. I checked fuel pressure and I had 50lbs running and 60lb...
FIX posted 11/6/2003
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Related Documents & Media | VIN | 3GKFK16T41 |
| Engine | 5.3 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire |
| Occurs | Cold |
Trouble Codes
| P0300 | Multiple Misfire Detected |
Message Closed w/FIX
Vehicle Data
2001 GMC Yukon XL 1500 SLT
| VIN | 3GKFK16T41 |
| Engine | 5.3 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire |
| Occurs | Cold |
Trouble Codes
| P0300 | Multiple Misfire Detected |
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