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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 209 (Anti-Lock Brake System - Hybrid) >> Diagnostic Information & Procedures >> DTC C0552 or C121D >> Diagnostic Aids

Diagnostic Aids

WARNING: This page is about a different car, the 2008 GMC Yukon and 2008 Chevrolet Tahoe. However, it is still accessible from the selected car via links, so may be relevant.

This DTC can set if battery voltage drops below 8 volts with ignition ON.

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