I threw another code on top of my usual... :ugh:
P0463 - Fuel level sender unit high voltage
P1133 (the new one) - O2 sensor?
I've had the P0463 ever since I had the truck, replaced the sender unit, didn't fix it. Maybe I got a bad replacement?
I believe the P1133 is an O2 sensor, where is it...
Below is a full list of GM OBD-II Diagnostic Trouble Codes. If you dont have acess to a OBD-II scanner to check your "check engine light" most of your local auto parts will scan your system for FREE.
P0016 - Crankshaft Position Camshaft Position Correlation Bank 1 Sensor A
P0030 - Heated...