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2006 Chevrolet HHR LT 2.4L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on
random misfire is back all coils appear to be ok the misfires are on cylinder # 1 if i snap throttle some show up on # 2 not many though used oe plugs, very perplexing what i though was a simple fix has turned into something else, any help will be [...] after ...
FIX posted 9/3/2009
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Message Closed w/FIX
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Related Documents & Media | VIN | 3GNDA23P76 |
| Engine | 2.4 L / 4 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / mpi |
| Emissions | OBD-II Compliant |
| Symptoms | Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| 4561 | Undocumented code traction control sets when mifire does |
| P0300 | Multiple Misfire Detected |
Message Closed w/FIX
Vehicle Data
2006 Chevrolet HHR LT
| VIN | 3GNDA23P76 |
| Engine | 2.4 L / 4 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / mpi |
| Emissions | OBD-II Compliant |
| Symptoms | Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| 4561 | Undocumented code traction control sets when mifire does |
| P0300 | Multiple Misfire Detected |
Video