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 MANUALSGMC2009CANYON 4D PICKUP, 2.9 9REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 1 (ENGINE CONTROL SYSTEM & FUEL SYSTEM - 3.7L - INTRODUCTION, SERVICE & REPAIR)REPAIR INSTRUCTIONSENGINE COOLANT TEMPERATURE SENSOR REPLACEMENTREMOVAL PROCEDURE
2009 GMC Canyon 4D Pickup, 2.9 9
Removal Procedure
2009 GMC Canyon 4D Pickup, 2.9 9SECTION Removal Procedure
WARNING: This page is about a different variant/trim than selected.
- Partially drain the cooling system to a level below the engine coolant temperature (ECT) sensor. Refer to Cooling System Draining and Filling (Static Fill) or Cooling System Draining and Filling (Vac N Fill) .
- Disconnect the engine wiring harness electrical connector (1) from the ECT sensor electrical connector.
- Remove the ECT sensor electrical connector from the camshaft cover.
- Using the J 45861 (2) carefully remove the ECT sensor (3) from the cylinder head.
CAUTION:
Use care when handling the coolant sensor. Damage to the coolant sensor will affect the operation of the fuel control system.
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.