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2003 Jeep Liberty Sport 3.7L Poor Idle Quality, Misfire, MIL Lamp on
has random and specific cyliner misfire codes miss at idle mostly. installed new spark plugs,carbon clean,fuel pressure good check all coils with spark tester fired good,check for internal vacuum leak passed test,fuel trim both banks at 1%,clear codes comes ba...
FIX posted 3/5/2009
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Message Closed w/FIX
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8 Replies Received
8 Replies Received
Related Documents & Media | VIN | 1J4GL48K23 |
| Engine | 3.7 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / sefi |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
| Occurs | Always, Cold |
| Misc. | 4 Door |
Trouble Codes
| P0300 | Multiple Misfire Detected |
Message Closed w/FIX
Vehicle Data
2003 Jeep Liberty Sport
| VIN | 1J4GL48K23 |
| Engine | 3.7 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / sefi |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
| Occurs | Always, Cold |
| Misc. | 4 Door |
Trouble Codes
| P0300 | Multiple Misfire Detected |
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