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Home >> Cadillac >> 2004 >> CTS Base, 3.2 N >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 15 (Engine Mechanical - 3.6L (Ly7) (Repair Procedures -- 3 Of 5)) >> Off-Vehicle Repair Instructions - Part 2 >> Intake Manifold Disassemble >> Upper to Lower Intake Manifold Disassemble Procedure

Upper to Lower Intake Manifold Disassemble Procedure

WARNING: This page is about a different variant/trim than selected.
    Fig 1: Removing & Installing Upper-To-Lower Intake Manifold Bolts
    GM1211049Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Do not reuse the upper-to-lower intake manifold gasket and the intake manifold-to-cylinder head sealing gaskets.
  1. Remove the upper-to-lower intake manifold bolts.
  2. Fig 2: Removing & Installing Fuel Injector Wiring Harness Bracket Bolt
    GM1318829Courtesy of GENERAL MOTORS CORP.
  3. Remove the fuel injector wiring harness bracket bolt from the upper intake manifold.
  4. Fig 3: Removing & Installing Upper Intake Manifold From Lower Intake Manifold
    GM1211055Courtesy of GENERAL MOTORS CORP.
  5. Remove the upper intake manifold from the lower intake manifold.
  6. Fig 4: Removing & Installing Upper-To Lower Intake Manifold Gaskets
    GM1211059Courtesy of GENERAL MOTORS CORP.
  7. Remove and discard the upper-to-lower intake manifold gaskets.