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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1136 (Engine Cooling System) >> Diagnostic Information and Procedures >> DTC P2600-P2603 >> Conditions for Setting the DTC >> P2601

Conditions for Setting the DTC: P2601

WARNING: This page is about a different car, the 2008 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.

The ECM detects the engine coolant temperature remains greater than 110 °C (230 °F) for more than 4 seconds or a cumulative of 30 seconds.