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HOMESERVICE MANUALSCHEVROLET2001SUBURBAN C1500REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 6 (ENGINE MECHANICAL - 8.1L - UNIT REPAIR OVERHAUL)REPAIR INFORMATION - OFF VEHICLEINTAKE MANIFOLD INSTALLATION
2001 Chevrolet Suburban C1500

Intake Manifold Installation

2001 Chevrolet Suburban C1500SECTION Intake Manifold Installation
WARNING: This page is about a different variant/trim than selected.
    Fig 1: View Of Intake Manifold Splash Shield
    GM1351831Courtesy of GENERAL MOTORS COMPANY
  1. Install the splash shield.
    2. Fig 2: View Of Splash Shield Proper Installation Position
    GM413867Courtesy of GENERAL MOTORS COMPANY
  2. Ensure the splash shield (2) snap fits between the cylinder heads (1).
    3. Fig 3: View Of Engine Block/Cylinder Head Sealer Points
    GM1302492Courtesy of GENERAL MOTORS COMPANY
  3. Apply a 5 mm (0.2 in) bead of GM P/N 12346141 (Canadian P/N 10953433) sealer (1) to the 4 engine block/cylinder head location.
    4. Fig 4: View Of Intake Manifold End Seals
    GM1351832Courtesy of GENERAL MOTORS COMPANY
  4. Install the new intake manifold end seals.
    5. Fig 5: View Of Engine Block/Cylinder Head End Seals Sealer Points
    GM1302481Courtesy of GENERAL MOTORS COMPANY
  5. Apply a 5 mm (0.2 in) bead of GM P/N 12346141 (Canadian P/N 10953433) sealer (1) onto the end seals at the 4 engine block/cylinder head location.
    6. Fig 6: Positioning Intake Manifold Gaskets
    GM1397570Courtesy of GENERAL MOTORS COMPANY
  6. Install the new intake manifold side gaskets onto the cylinder heads.
    7. Fig 7: View Of Manifold Gasket Tabs Aligning With Head Gasket Hold & Intake Manifold End Seals
    GM470778Courtesy of GENERAL MOTORS COMPANY
  7. Ensure the intake manifold gasket tabs align with the hole in the head gasket.
  8. Ensure the intake manifold gasket tabs align with the slot in the intake manifold end seals.
    9. Fig 8: View Of Intake Manifold
    GM1397564Courtesy of GENERAL MOTORS COMPANY
  9. Install the intake manifold onto the engine block.
    10. Fig 9: View Of Intake Manifold Bolt Tightening Sequence
    GM640010Courtesy of GENERAL MOTORS COMPANY
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.