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.
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HOMESERVICE MANUALSCHEVROLET2006COBALT SS, 4D SEDAN, STANDARDREPAIR AND DIAGNOSISENGINE PERFORMANCETESTING & DIAGNOSISENGINE CONTROLS - 2.4L - INTRODUCTION (2 OF 2)REPAIR INSTRUCTIONSENGINE COOLANT TEMPERATURE (ECT) SENSOR REPLACEMENTREMOVAL PROCEDURE
2006 Chevrolet Cobalt SS, 4D Sedan, Standard
Removal Procedure
2006 Chevrolet Cobalt SS, 4D Sedan, StandardSECTION Removal Procedure
NOTE:
Use care when handling the coolant sensor. Damage to the coolant sensor will affect the operation of the fuel control system.
- Drain the cooling system. Refer to Draining and Filling Cooling System (2.0L (LSJ)) , Draining and Filling Cooling System (2.2L (L61), 2.4L (LE5)) or Draining and Filling Cooling System (GE 47716 Fill) .
- If equipped with regular production option (RPO) MN5, disconnect the engine harness electrical connector (3) from the engine coolant temperature (ECT) sensor.
- If equipped with RPO M86, disconnect the engine harness electrical connector (3) from the ECT sensor.
- Carefully remove the ECT sensor.
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.