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 MANUALSCHEVROLET2006SUBURBAN K2500, 6.0 UREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 382 (ENGINE CONTROLS - 4.3L (INTRODUCTION))REPAIR INSTRUCTIONSMASS AIR FLOW (MAF)/INTAKE AIR TEMPERATURE (IAT) SENSOR REPLACEMENTREMOVAL PROCEDURE

2006 Chevrolet Suburban K2500, 6.0 U

Removal Procedure

2006 Chevrolet Suburban K2500, 6.0 USECTION Removal Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra and 2004 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect the mass air flow/intake air temperature (MAF/IAT) sensor electrical connector (4).

Fig 1: View Of Auxiliary Battery Relay, MAF, IAT & Coolant Level Sensor Electrical Connectors

Courtesy of GENERAL MOTORS CORP.

Loosen the air cleaner outlet duct clamp at the MAF/IAT sensor.

Fig 2: View Of Air Cleaner Outlet Duct Clamp

Courtesy of GENERAL MOTORS CORP.

Remove the air cleaner outlet duct from the MAF/IAT sensor.

NOTE: Handle the MAF/IAT sensor carefully. Do not drop the MAF/IAT sensor. Do not damage the screen located at the air inlet end of the MAF/IAT. 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 SPO P/N 12345884 lubricant or the soap based equivalent in order to aid in the installation.

Loosen the MAF/IAT sensor clamp at the air cleaner box.

Fig 3: View Of Air Cleaner Assembly, MAF/IAT Sensor & Clamp

Courtesy of GENERAL MOTORS CORP.

Remove the MAF/IAT 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.