Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSCHEVROLET2000MALIBU V6-3.1L VIN JREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSCOOLANT TEMPERATURE SENSOR/SWITCH (FOR COMPUTER)SERVICE AND REPAIR
2000 Chevrolet Malibu V6-3.1L VIN J
Coolant Temperature Sensor/Switch (For Computer): Service and Repair
2000 Chevrolet Malibu V6-3.1L VIN JSECTION Service and Repair
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. Turn OFF the ignition.
2. Relieve the engine coolant pressure.
3. Drain the engine coolant. Refer to Draining and Filling Cooling System in Cooling System.
4. Disconnect the electrical connector.
5. Use a deep well socket and extension in order to remove the Engine Coolant Temperature (ECT) sensor.
INSTALLATION PROCEDURE
1. Coat the ECT sensor threads with sealer GM P/N 9985253, or equivalent.
NOTE: Refer to Fastener Notice in Service Precautions.
2. Install the sensor in engine.
Tighten
Tighten the sensor to 23 N.m (17 lb ft).
3. Connect the electrical connector.
4. Refill the engine coolant to the proper level.
5. Start the engine.
6. Check for coolant leaks.
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
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.