
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
![]()
iATN Members:
Login to view full TechHelp request Auto Repair Pros: Join iATN to read this TechHelp request Vehicle Owners: Find a nearby iATN member to repair your vehicle (View Replies)28 Replies Received(Hide Replies)28 Replies Received
|
Message Closed w/Summary
|
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 |