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Home >> GMC >> 2006 >> Sierra 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1072 (Engine Mechanical - 6.6L (2 Of 5)) >> On-Vehicle Repair Instructions >> Intake Manifold Replacement - Left Side >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Determining Sealant Bead Dimensions
    GM663817Courtesy of GENERAL MOTORS CORP.
  1. Apply a 2-3 mm (1/8 in) wide, by 0.5-1.5 mm (1/16 in) high bead of sealant to the intake manifold. Refer to Sealers, Adhesives, and Lubricants for the correct part number.
    2. Fig 2: View Of Intake Manifold (Right)
    GM1335935Courtesy of GENERAL MOTORS CORP.
  2. Install the intake manifold.
  3. Install the intake manifold bolts/nuts.
    4. Fig 3: Intake Manifold Bolt Tightening Sequence (Right)
    GM654532Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice .
  4. Tighten the intake manifold bolts/nuts in the sequence shown.

    Tighten:  Tighten the bolts/nuts to 21 N.m (15 lb ft).

  5. Install the right fuel rail. Refer to Fuel Rail Fuel Feed Pipe Replacement - Right Side .
  6. Install the center intake manifold. Refer to Center Intake Manifold Replacement .
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