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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 C0274, C0275, or C0280: Isolation Valve High Temperature/Dump Valve High Temperature/Stability System Active Too Long >> Diagnostic Aids

Diagnostic Aids

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.

DTCs may set due to extended operation of the ABS, the traction control or the stability control.