Questions & Answers for: GMC Sierra 1500 02 sensor

...02 sensors are seeing a lean condition and likely its the mass air flow sensor or the intake hose to the engine is loose or cut. contact me if you need more information please ...

...02 sensor circuit low voltage bank 2 sensor 1 P0137 02 sensor circuit low voltage bank 1 sensor 2 P0157 02 Sensor Circuit Low Voltage (Bank 2 Sensor 2) P0137 02 Sensor Circuit Low Voltage (Bank I ...

...02 SENSOR CIRCUIT LOW VOLTS (BANK 2 SENSOR 2). AND ALSO I GOT P2A04, 02 BANK 2 SENSOR RANGE/PERFORMANCE. HAVE ANY BODY HAD THIS CODES THE WAY I HAVE, AND DOES IT MEAN I HAVE TO REPLACE THE O2 BANK 2 ...

...02 SENSOR/VALVE. WHERE DO I FIND THIS? GMC SIERRA 1500 You should have 5, O2 sensors on your Sirera. What are the DTC codes, each codes will indicate which O2 sensor needs to be addressed, or is this ...

...02 sensor with low voltage. I have already replaced all the sensors and catylact converters. And still the light comes on. Did you check the wiring connections for corrosion? Clean them up with some ...

...so also check for vacuum leaks in hoses, even a intake manifold leak. just because a 02 sensor comes up it does not mean it is a sensor. a lot of times it is caused buy a exhaust leak ahead of

...02 sensor to c if code red diff but it didnt and sprayed carb cleaner all over intake manifold gasket where it sealed and no change also checked fuel pressure clicked key it read little over 60 lbs ...

...02 sensor located on an 1998 gmc vortec 6 cylinder? On most of the GMC vehicles there is one located in the exhaust system before the catalytic converter and one after the catalytic converter.The one ...

i have a rough idle & it stalls at stops, otherwise runs fine, could it be the 02 sensor or throttle position sensor? it is either the throttle position sensor or the idle air control valve

...02 oxygen sensor on it please? You actually have 4 of them, an upstream and a downstream on each bank of cylinders. You only replace the one that failed. The code will tell you, Bank 1 or Bank 2, and ...