
2011 GMC Sierra 2500 HD SLE 6.0L MIL Lamp on
Getting Stumped on this one, truck came in with code for rear O2, we diagnosed and replaced, scan tool readings were maxed out at 1.275mv, bias voltage is 1.9V going to sensor and had 1.2 - 1.25 returning back on Low Sig wire. It came back a week later wit...
FIX posted 2/22/2018
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Message Closed
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VIN | 1GT22ZCG9B |
Engine | 6.0 L / 8 cyl / FLEX |
Trans | 6-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0138 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit High Voltage |
P0158 | Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit High Voltage |
Message Closed
Vehicle Data
2011 GMC Sierra 2500 HD SLE
VIN | 1GT22ZCG9B |
Engine | 6.0 L / 8 cyl / FLEX |
Trans | 6-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0138 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit High Voltage |
P0158 | Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit High Voltage |