2022 Chevrolet P0131: What It Means & Is It Safe to Drive?
P0131 on the 2022 Chevrolet: O2 Sensor Circuit Low Voltage (Bank 1, Sensor 1). Here's what it means, what usually causes it, what repairs typically cost, and whether it's safe to keep driving.
PowertrainMedium urgency
What this code means
The upstream oxygen sensor on Bank 1 is reporting a voltage signal below the expected range. This can indicate a faulty sensor, a lean condition, or an exhaust leak near the sensor.
Common causes on the 2022 Chevrolet
- Failed upstream oxygen sensor
- Exhaust leak before the sensor
- Lean fuel condition (vacuum leak, weak fuel pressure)
- Damaged sensor wiring or ground
Symptoms
- Check Engine Light
- Poor fuel economy
- Rough idle in some cases
- Failed emissions test
Typical fixes
- Replace upstream oxygen sensor (Bank 1, Sensor 1)
- Locate and fix exhaust leaks
- Smoke test for vacuum leaks
- Check fuel pressure
Repair cost range
For a 2022 Chevrolet, repairs for P0131 typically fall between $100 and $350, depending on the root cause and labor rates in your area.
Known issues on Chevrolet
GM P0131 on LS V8 and Ecotec 4-cylinder engines is typically a failed upstream O2 sensor. On LS engines, verify there are no exhaust manifold gasket leaks introducing oxygen near the sensor before replacement.
Most commonly affected models
Silverado 2007–2014Equinox 2010–2016Malibu 2008–2013