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1997 GMC Yukon SL 5.7L Hesitation, Misfire
several shops have looked at vehicle, hence all the changed parts. When vehicle is cold it runs great, after it warms up it will lose power and run rough, if you stay in the throttle it will back fire in the intake and smother down and die. When you cycle the ...
Summary posted 2/8/2008
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Related Documents & Media | VIN | 1GNEK13RGV |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / port injection |
| Emissions | OBD-II Compliant |
| Symptoms | Hesitation, Misfire |
| Occurs | Hot, on Accel |
Trouble Codes
| P0131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage |
| P0133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response |
| P0134 | Air Fuel Sensor (Bank 1 Sensor 1) Heater System Malfunction |
| P0137 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Low Voltage |
| P0300 | Multiple Misfire Detected |
Message Closed w/Summary
Vehicle Data
1997 GMC Yukon SL
| VIN | 1GNEK13RGV |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / port injection |
| Emissions | OBD-II Compliant |
| Symptoms | Hesitation, Misfire |
| Occurs | Hot, on Accel |
Trouble Codes
| P0131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage |
| P0133 | Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response |
| P0134 | Air Fuel Sensor (Bank 1 Sensor 1) Heater System Malfunction |
| P0137 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Low Voltage |
| P0300 | Multiple Misfire Detected |
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