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2001 GMC Savana 1500 5.7L Misfire, Poor Fuel Economy, MIL Lamp on
Engine missing at Idle. cylinders 7 and 3. Not loaded and
high RMP's engine runs fine. On Hwy under load occasonal
loss of power seems to run better with heater on high. Fuel
ECO Sucks
FIX posted 10/23/2010
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Message Closed w/FIX
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15 Replies Received
15 Replies Received
Related Documents & Media | VIN | 1GTFG15R9Y |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire, Poor Fuel Economy, MIL Lamp On |
| Occurs | Always, Idle |
Trouble Codes
| P0300 | Multiple Misfire Detected |
Message Closed w/FIX
Vehicle Data
2001 GMC Savana 1500
| VIN | 1GTFG15R9Y |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire, Poor Fuel Economy, MIL Lamp On |
| Occurs | Always, Idle |
Trouble Codes
| P0300 | Multiple Misfire Detected |
Video