P1158 GMC Possible Causes
- Faulty O2 sensor heater, Bank 2 Sensor 2
- Open or short circuit in the O2 sensor heater wiring, Bank 2 Sensor 2
- O2 sensor heater circuit, Bank 2, poor electrical connection in Sensor 2 circuit
How to Fix GMC Code P1158?
Start by checking the “possible causes” listed above. Visually inspect the corresponding wiring harness and connectors. Look for damaged components and check for broken, bent, pushed out, or corroded connector pins.
Possible Symptoms
- Engine light on (or engine service warning light soon)
P1158 GMC Meaning
HO2S Bank 2 Sensor 2 rich or high voltage is the generic description for GMC code P1158, but the manufacturer may have a different description for your vehicle model and year. Currently, we have no further information about OBDII code P1158 GMC.