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Home >> Cadillac >> 2021 >> XT5 Sport >> Repair and Diagnosis >> External Pages >> Different car >> Section 707 (Automatic Transmission - 10L1000 (MGM MGU) - Diagnostic Information And Procedures (2 Of 2)) >> Diagnostic Information and Procedures >> DTC P215B >> Diagnostic Fault Information

Diagnostic Fault Information

WARNING: This page is about a different car, the 2023 GMC Sierra 3500 HD and 2023 GMC Sierra 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
9 V Reference P077C** P077C** P077D P0721, P0722, P0723, P172A, P172B
Signal P077C P077C P077D* P0721, P0722, P0723, P172A, P172B
*Internal control module or component damage may occur if the circuit shorts to B+.
**Additional DTCs may set