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Home >> GMC >> 2006 >> Sierra 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1560 (Engine Control System & Fuel System - 6.6L (LMM) - Repair Instructions) >> Repair Instructions >> Intake Air Valve Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2010 GMC Sierra, 2010 GMC Cab & Chassis Sierra, 2010 Chevrolet Silverado, and 2010 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Engine Wiring Harness Electrical Connector
    GM1871112Courtesy of GENERAL MOTORS CORP.
  1. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement .
  2. Remove the charge air cooler outlet pipe. Refer to Charge Air Cooler Outlet Pipe Replacement .
  3. Disconnect the engine wiring harness electrical connector (2) from the intake air valve.
    4. Fig 2: View Of Upper Intake Manifold Brace & Bolts
    GM1871113Courtesy of GENERAL MOTORS CORP.
  4. Remove the upper intake manifold brace bolts and brace.
    5. Fig 3: View Of Air Valve Bolts & Nuts
    GM1871114Courtesy of GENERAL MOTORS CORP.
  5. Remove the intake air valve bolts (1), nuts (2) and valve.
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