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HOMESERVICE MANUALSCHEVROLET2009TAHOE BASE, 4.8 CREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 276 (ENGINE CONTROL SYSTEM & FUEL SYSTEM - HYBRID (LZ1) - REPAIR INSTRUCTIONS)REPAIR INSTRUCTIONSAIR CLEANER ASSEMBLY REPLACEMENTREMOVAL PROCEDURE
2009 Chevrolet Tahoe Base, 4.8 C

Removal Procedure

2009 Chevrolet Tahoe Base, 4.8 CSECTION Removal Procedure
WARNING: This page is about a different car, the 2010 GMC Yukon, 2010 Chevrolet Tahoe, and 2010 Cadillac Escalade. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of MAF/IAT Sensor & Engine Wiring Harness Electrical Connector
    GM1960228Courtesy of GENERAL MOTORS CORP.
  1. Remove the air cleaner outlet duct from the mass air flow (MAF)/intake air temperature (IAT) sensor. Refer to Air Cleaner Resonator Outlet Duct Replacement .
  2. Disconnect the engine wiring harness electrical connector (2) from the MAF/IAT sensor (1).
    3. Fig 2: View Of Air Cleaner Assembly & Mounting Components
    GM1707477Courtesy of GENERAL MOTORS CORP.
  3. Pull up on the front of the air cleaner assembly in order to release the retainers (2) from the air cleaner adapter.
  4. Slide the air cleaner assembly forward disengaging the locator (1) from the adapter.
  5. Remove the air cleaner assembly.
  6. If replacing the air cleaner assembly proceed to the following step otherwise proceed to step 5 in the installation procedure.
    7. Fig 3: View Of MAF/IAT Sensor Adapter & Clamp
    GM1703691Courtesy of GENERAL MOTORS CORP.
  7. Loosen the MAF/IAT sensor adapter clamp.
  8. Remove the MAF/IAT sensor and adapter.
RENDER: 1.0x

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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.