DTC Descriptors

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2012 GMC Yukon XL, 2012 GMC Yukon, 2012 Chevrolet Tahoe, 2012 Chevrolet Suburban, and 2012 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

B0228 02: Recirculation Position Feedback Circuit Short to Ground
B0228 04: Recirculation Position Feedback Circuit Open
B0228 05: Recirculation Position Feedback Circuit Short to Battery or Open
B0228 61: Recirculation Position Circuit Actuator Stuck
B0413 02: Temperature Control 1 Feedback Circuit Short to Ground
B0413 04: Temperature Control 1 Feedback Circuit Open
B0413 05: Temperature Control 1 Feedback Circuit Short to Battery or Open
B0413 61: Temperature Control 1 Feedback Circuit Actuator Stuck
B0423 02: Temperature Control 2 Feedback Circuit Short to Ground
B0423 04: Temperature Control 2 Feedback Circuit Open
B0423 05: Temperature Control 2 Feedback Circuit Short to Battery or Open
B0423 61: Temperature Control 2 Circuit Actuator Stuck
B0433 02: Temperature Control 3 Feedback Circuit Short to Ground
B0433 04: Temperature Control 3 Feedback Circuit Open
B0433 05: Temperature Control 3 Feedback Circuit Short to Battery or Open
B0433 61: Temperature Control 3 Circuit Actuator Stuck
B3779 02: Air Flow Control 9 Feedback Circuit Short to Ground
B3779 04: Air Flow Control 9 Feedback Circuit Open
B3779 05: Air Flow Control 9 Feedback Circuit Short to Battery or Open
B3779 61: Air Flow Control 9 Circuit Actuator Stuck
B3782 02: Air Flow Control 10 Feedback Circuit Short to Ground
B3782 04: Air Flow Control 10 Feedback Circuit Open
B3782 05: Air Flow Control 10 Feedback Circuit Short to Battery or Open
B3782 61: Air Flow Control 10 Circuit Actuator Stuck