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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1864 (Engine Cooling System) >> Diagnostic Information and Procedures >> Low Engine Coolant Indicator Always On >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2007 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
  1. Turn ON the ignition with the engine OFF.
  2. Command the instrument cluster indicators ON and OFF with a scan tool.
  3. The low coolant indicator lamp should turn ON and OFF on command.
  4. The low coolant indicator should be OFF with the engine coolant at the proper level.