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Home >> Isuzu >> 2007 >> i-290 LS, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 78 (Engine Mechanical - 4.6L - 2 Of 4) >> Off-Vehicle Repair Instructions (1 Of 3) >> Intake Manifold Removal

Intake Manifold Removal

WARNING: This page is about a different car, the 2007 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Identifying Brake Booster Hose
    GM1564096Courtesy of GENERAL MOTORS CORP.
  1. Remove the brake booster hose from the vacuum fitting in the water crossover.
  2. Fig 2: Identifying PCV Fresh Air Feed Tube
    GM1564098Courtesy of GENERAL MOTORS CORP.
  3. Remove the PCV fresh air feed tube from the camshaft cover and the throttle body.
  4. Fig 3: Identifying PCV Dirty Air Tube
    GM1564099Courtesy of GENERAL MOTORS CORP.
  5. Remove the PCV dirty air tube from the PCV orifice in the right camshaft cover and from the intake manifold.
  6. Fig 4: Identifying Fuel Rail Bracket
    GM1564100Courtesy of GENERAL MOTORS CORP.
  7. Remove the fuel rail bracket nut from the fuel rail stud mounted to the engine lift bracket on the water crossover.
  8. Fig 5: Identifying Fuel Rail Studs
    GM1564102Courtesy of GENERAL MOTORS CORP.
  9. Remove the fuel rail studs.
  10. Fig 6: Identifying Fuel Injectors & Fuel Rail
    GM1564105Courtesy of GENERAL MOTORS CORP.
  11. Lift and remove the fuel rail with injectors.
  12. Fig 7: Locating Plenum Duct Clamp
    GM1564106Courtesy of GENERAL MOTORS CORP.
  13. Loosen the plenum duct clamp (1) in order to remove the intake manifold.
  14. Fig 8: Identifying Intake Manifold Bolts
    GM1564107Courtesy of GENERAL MOTORS CORP.
  15. Remove the intake manifold bolts.
  16. Fig 9: View Of Intake Manifold
    GM1564109Courtesy of GENERAL MOTORS CORP.
  17. Remove the intake manifold.