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Home › Hummer › 2008 › H3 Base, Standard › Repair and Diagnosis › External Pages › Different car › Section 199 (Anti-Lock Brake System, Traction Control System & Stability Control System) › Diagnostic Information and Procedures › ABS Indicator Malfunction › Circuit/System Testing

Circuit/System Testing

WARNING: This page is about a different car, the 2008 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition On, with a scan tool command the Scan Tool IPC display test ON and OFF. The ABS indicator should turn ON and OFF.
    • If the ABS warning lamp does not turn ON and OFF, replace the IPC.
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