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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1244 (Engine Mechanical - 3.8L) >> Repair Instructions >> Off-Vehicle Repair Instructions >> Intake Manifold Removal - Upper

Intake Manifold Removal - Upper

WARNING: This page is about a different car, the 2003 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the spark plug wires.
  2. Disconnect the ignition wires from the fuel injector rail.
  3. Disconnect the ignition control module connector from the ignition control module assembly.
  4. Remove the ignition control module assembly nuts.
  5. Remove the ignition control module assembly.
    Fig 1: Removing Ignition Control Module Assembly
    G02083747Courtesy of GENERAL MOTORS CORP.
  6. Remove the fuel injector rail nuts.
  7. Remove the fuel injector rail.
    Fig 2: Removing Fuel Injector Rail
    G02083748Courtesy of GENERAL MOTORS CORP.
  8. Remove the accelerator control cable bracket bolts.
  9. Remove the accelerator control cable bracket from the intake manifold.
    Fig 3: Removing Accelerator Control Cable Bracket
    G02083749Courtesy of GENERAL MOTORS CORP.
  10. Remove the engine wiring harness heat shield bolt and nut.
  11. Remove the engine wiring harness heat shield.
    Fig 4: Removing Engine Wiring Harness Heat Shield
    G02083750Courtesy of GENERAL MOTORS CORP.
  12. Remove the throttle body nuts.
  13. Remove the throttle body.
  14. Remove the throttle body gasket.
    Fig 5: Removing Throttle Body
    G02083751Courtesy of GENERAL MOTORS CORP.
  15. Remove the upper intake manifold bolts and nuts.
  16. Remove the upper intake manifold.
    Fig 6: Removing Upper Intake Manifold
    G02083752Courtesy of GENERAL MOTORS CORP.
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