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2003 Chevrolet Trailblazer LT 4.2L Misfire
I have 2 problems with this POS most importantly it misses at an idle and occasionally at speed(customer "thinks it misses at speed" could be very slight or not at all). We cleaned the fuel rail and thought we made an improvement so we tried a set of injectors...
Summary posted 11/21/2011
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Related Documents & Media | VIN | 1GNDT13523 |
| Engine | 4.2 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire |
| Occurs | Always |
Trouble Codes
| P0300 | Multiple Misfire Detected |
| P1481 | EATX RPM Pulse Performance Malfunction |
| P1523 | TAC Module Return Performance |
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Vehicle Data
2003 Chevrolet Trailblazer LT
| VIN | 1GNDT13523 |
| Engine | 4.2 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire |
| Occurs | Always |
Trouble Codes
| P0300 | Multiple Misfire Detected |
| P1481 | EATX RPM Pulse Performance Malfunction |
| P1523 | TAC Module Return Performance |
Video