Conditions for Setting the DTC
WARNING: This page is about a different car, the 2006 GMC Yukon XL, 2006 Chevrolet Suburban, and 2006 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
- The PCM detects that the affected HO2S Heater current parameter is more than 3.125 amps or less than 0.25 amps.
- The above condition is met for 10 seconds.