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 MANUALSCHEVROLET2014EXPRESS 2500 BASE, VAN CARGO, 6.6L ENG VIN LREPAIR AND DIAGNOSISENGINE PERFORMANCETUNE-UPENGINE CONTROLS AND FUEL - 6.6L (LGH) - REPAIR INSTRUCTIONSREPAIR INSTRUCTIONSEXHAUST TEMPERATURE SENSOR REPLACEMENT - POSITION 1

2014 Chevrolet Express 2500 Base, Van Cargo, 6.6L Eng VIN L

Exhaust Temperature Sensor Replacement - Position 1

2014 Chevrolet Express 2500 Base, Van Cargo, 6.6L Eng VIN LSECTION Exhaust Temperature Sensor Replacement - Position 1

Fig 1: Identifying Exhaust Temperature Sensor - Position 1

Courtesy of GENERAL MOTORS COMPANY

Callout

Component Name

Preliminary Procedure
Remove the engine cover. Refer to Engine Cover Replacement .

Exhaust Temperature Sensor

CAUTION:

Refer to Fastener Caution .

Procedure

Disconnect the electrical connector.
If reinstalling the old sensor, coat the threads with anti-sieze compound. Refer to Adhesives, Fluids, Lubricants and Sealers .

Tighten
45 N.m (33 lb ft)

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.