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2004 Chevrolet Impala 3.4L Hesitation, Misfire, Poor Fuel Economy
Customer says the engine misfires sometimes for a second when the vehicle is cruising approx 60 mph. I was able to verify the symptom. I drove the vehicle for approx 5 miles and it ran great. No misfire showed on the scan tool data except twice where a few cyl...
FIX posted 5/29/2007
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Related Documents & Media | VIN | 2G1WF52E84 |
| Engine | 3.4 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / EFI |
| Emissions | OBD-II Compliant |
| Symptoms | Hesitation, Misfire, Poor Fuel Economy |
| Occurs | Hot, Cruise, Intermittently |
Trouble Codes
| P0300 | Multiple Misfire Detected |
Message Closed w/FIX
Vehicle Data
2004 Chevrolet Impala
| VIN | 2G1WF52E84 |
| Engine | 3.4 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / EFI |
| Emissions | OBD-II Compliant |
| Symptoms | Hesitation, Misfire, Poor Fuel Economy |
| Occurs | Hot, Cruise, Intermittently |
Trouble Codes
| P0300 | Multiple Misfire Detected |
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