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2002 Chevrolet Trailblazer LS 4.2L Misfire
I have switched coils and plugs, smoke tested for vacuum leaks, done a compression test running and cranking, spark jumps 25kv and have not had any luck so far. I checked the injectors with my power probe 4 at the pcm and they all give the same readings. I...
FIX posted 5/19/2020
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Related Documents & Media | VIN | 1GNDS13S62 |
| Engine | 4.2 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire |
| Occurs | Hot |
Trouble Codes
| P0300 | Multiple Misfire Detected |
Message Closed w/FIX
Vehicle Data
2002 Chevrolet Trailblazer LS
| VIN | 1GNDS13S62 |
| Engine | 4.2 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection / SEFI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire |
| Occurs | Hot |
Trouble Codes
| P0300 | Multiple Misfire Detected |
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