gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Engine - MIL ON P0116/P1400 Set In Very Cold Temps|Page 2003 > < Engine - MIL ON P0116/P1400 Set In Very Cold Temps|Page 2001
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Coolant Temperature Sensor/Switch (For Computer): Service and Repair

ENGINE COOLANT TEMPERATURE SENSOR REPLACEMENT

REMOVAL PROCEDURE

NOTE:  Use care when handling the coolant sensor. Damage to the coolant sensor will affect the operation of the fuel control system.

1. Drain the coolant to a level below the engine coolant temperature (ECT) sensor. Refer to Draining and Filling Cooling System (Static Fill)

Draining and Filling Cooling System (w/RPO HP2) Draining and Filling Cooling System (Vac-N-Fill).

2. Disconnect the ECT sensor electrical connector.

3. Remove the ECT sensor (1).

INSTALLATION PROCEDURE

NOTE:  Use care when handling the coolant sensor. Damage to the coolant sensor will affect the operation of the fuel control system.

Engine - MIL ON P0116/P1400 Set In Very Cold Temps|Page 2003 > < Engine - MIL ON P0116/P1400 Set In Very Cold Temps|Page 2001