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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 800 (Engine Cooling System) >> Diagnostic Information and Procedures >> Thermostat Diagnosis

Thermostat Diagnosis

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Tools Required 

J 24731  Tempil-Stick

Use one of the following procedures in testing for a malfunctioning thermostat.

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