Engine - Coolant Temperature Sensor/Switch: Service and Repair

2013 Chevrolet Traverse AWD V6-3.6LSECTION Service and Repair



Engine Coolant Temperature Sensor Replacement

Removal Procedure




1. Drain the cooling system. Refer to Cooling System Draining and Filling (Static Fill) Cooling System Draining and Filling (Static Fill)Cooling System Draining and Filling (Vac N Fill) Cooling System Draining and Filling (Vac N Fill).

2. Slide the electrical connector heat shield up the wiring harness.

3. Disconnect the engine wiring harness electrical connector (8) from the engine coolant temperature (ECT) sensor (9).




4. Remove the ECT sensor.

Installation Procedure





Caution: Refer to Fastener Caution Fastener Caution.

1. Install the ECT sensor.

Tighten the sensor to 22 Nm (16 lb ft).




2. Connect the engine wiring harness electrical connector (8) to the ECT sensor (9).

3. Slide the electrical connector heat shield down over the connector.

4. Fill the cooling system. Refer to Cooling System Draining and Filling (Static Fill) Cooling System Draining and Filling (Static Fill)Cooling System Draining and Filling (Vac N Fill) Cooling System Draining and Filling (Vac N Fill).

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.