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 MANUALSCHEVROLET2008CHEVY EXPRESS G2500, VAN CARGO, 6.6 6REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1353 (ENGINE CONTROLS AND FUEL - 4.4L - INTRODUCTION)REPAIR INSTRUCTIONSMASS AIRFLOW SENSOR/INTAKE AIR TEMPERATURE SENSOR REPLACEMENTREMOVAL PROCEDURE

2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6

Removal Procedure

2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Removal Procedure

WARNING: This page is about a different car, the 2008 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Mass Airflow Sensor/Intake Air Temperature Sensor

Courtesy of GENERAL MOTORS CORP.

Remove the front engine compartment sight shield. Refer to Front Compartment Sight Shields Replacement .
Disconnect the mass air flow (MAF)/intake air temperature (IAT) sensor electrical connector.
Remove the MAF/IAT sensor screws.

NOTE:

Handle the MAF sensor carefully.
Do not drop the MAF sensor in order to prevent damage to the MAF sensor.
Do not damage the screen located on the air inlet end of the MAF.
Do not touch the sensing elements.
Do not allow solvents and lubricants to come in contact with the sensing elements.
Use a small amount of a soap based solution in order to aid in the installation.

Carefully remove the MAF/IAT sensor (1) from the air cleaner housing cover duct.
Discard the MAF/IAT sensor gasket.

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.