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2001 Jeep Grand Cherokee Limited 4.7L Poor Idle Quality, Hesitation, MIL Lamp on
ECM and PCM have both been changed w/ new unit with new software. Started out as high idle upon starting (no MIL) removed and cleaned sensor on intake , TPS,EGR,PVC, etc. and problem went away for 60 days. Yesterday MIL light on and tranny slip and high idle n...
FIX posted 9/4/2009
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Related Documents & Media | VIN | 1J4GW58N11 |
| Engine | 4.7 L / 8 cyl / GAS |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | FI / unknown |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Hesitation, MIL Lamp On |
| Occurs | Always, Intermittently |
Trouble Codes
| P0325 | Knock Sensor 1 Circuit Malfunction |
| P0725 | Automatic Transaxle System Malfunction |
Message Closed
Vehicle Data
2001 Jeep Grand Cherokee Limited
| VIN | 1J4GW58N11 |
| Engine | 4.7 L / 8 cyl / GAS |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | FI / unknown |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Hesitation, MIL Lamp On |
| Occurs | Always, Intermittently |
Trouble Codes
| P0325 | Knock Sensor 1 Circuit Malfunction |
| P0725 | Automatic Transaxle System Malfunction |
Video