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.
2013 Chevrolet Impala LTZFACTORY OEM SERVICE PROCEDURE
Engine Coolant Temperature Sensor Replacement
Engine Coolant Temperature Sensor Replacement
| Callout | Component Name |
|---|---|
| Preliminary Procedure Partially drain the cooling system. Refer to Cooling System Draining and Filling . |
|
| 1 | Engine Coolant Temperature Sensor
CAUTION:
Refer to Fastener Caution . Procedure Disconnect the ECT sensor harness connector. Tighten 20 N.m (14.7 lb ft) |
Factory Service Tools
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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.
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