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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1377 (Engine Cooling System) >> Description and Operation >> Cooling System Description and Operation >> Cooling System >> Cooling System Indicators

Cooling System Indicators

WARNING: This page is about a different car, the 2004 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.

The ECT gauge is controlled by the instrument panel cluster (IPC). The IPC receives a signal from the PCM, which the IPC interprets and converts to a gauge reading.