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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 338 (Antilock Brake System) >> Diagnostic Information and Procedures >> DTC B273A: Hill Descent Control Switch >> Diagnostic Fault Information

Diagnostic Fault Information

WARNING: This page is about a different car, the 2017 GMC Acadia. 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
Signal U0422 71, B273A 02 1 1 -
Ground - 1 - -
1. Hill descent control switch inoperative
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