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2000 Pontiac Montana 3.4L Misfire, all cylinders
this engine has a missfire during second gear and only trough second gear. all cylinders show missfire on the scanner no other codes. notice that when egr is unpluged engine runs good as long as theres a code for the egr no missfire. i plugged a mew egr on the...
Summary posted 4/24/2012
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Related Documents & Media | VIN | 1GMDX03E2Y |
| Engine | 3.4 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection / SFI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire, All Cylinders |
| Occurs | Always, Cruise, Only on Second Gear |
Trouble Codes
| P0300 | Multiple Misfire Detected |
Message Closed w/Summary
Vehicle Data
2000 Pontiac Montana
| VIN | 1GMDX03E2Y |
| Engine | 3.4 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection / SFI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire, All Cylinders |
| Occurs | Always, Cruise, Only on Second Gear |
Trouble Codes
| P0300 | Multiple Misfire Detected |
Video