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Home >> Pontiac >> 2008 >> Torrent GXP, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 9 (Engine Mechanical - 3.4L) >> Repair Instructions - On Vehicle >> Upper Intake Manifold Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different variant/trim than selected.
  1. Remove the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement .
    2. Fig 1: View Of Brake Booster Vacuum Hose
    GM1370533Courtesy of GENERAL MOTORS CORP.
  2. Release the clamp (1) from the brake booster vacuum hose connection.
  3. Disconnect the brake booster vacuum hose (2) from the intake manifold.
    4. Fig 2: View Of Left Side Spark Plug Wires & Retainers
    GM1087865Courtesy of GENERAL MOTORS CORP.
  4. Disconnect the left side spark plug wires (1) from the retainers (2) and from the spark plugs. Refer to Spark Plug Wire Replacement .
  5. Remove the ignition control module bracket from the engine with the ignition control module and spark plug wires still attached. Position out of the way. Refer to Ignition Control Module Bracket Replacement .
  6. Remove the air cleaner intake duct. Refer to Air Cleaner Inlet Duct Replacement .
    7. Fig 3: View Of Heater Outlet Pipe, Nuts & Bolts
    GM1087631Courtesy of GENERAL MOTORS CORP.
  7. Remove the heater outlet pipe nut (4) from the upper intake manifold.
  8. Remove the heater outlet pipe nuts (2) and bolt (3) from the throttle body.
  9. Position the heater outlet pipe out of the way without disconnecting the heater hoses.
  10. Remove the exhaust gas recirculation (EGR) pipe. Refer to Exhaust Gas Recirculation Pipe Replacement .
  11. Remove the positive crankcase ventilation (PCV) foul air hose. Refer to Positive Crankcase Ventilation Hose/Pipe/Tube Replacement .
    12. Fig 4: View Of Generator & Bolts
    GM1317267Courtesy of GENERAL MOTORS CORP.
  12. Loosen but do not completely remove the generator attachment bolt most near the intake manifold.
    13. Fig 5: View Of Generator Brace & Nut
    GM1371139Courtesy of GENERAL MOTORS CORP.
  13. Remove the generator brace nut (2).
  14. Remove the generator brace (1).
    15. Fig 6: View Of Upper Intake Manifold, Gaskets & Bolts
    GM1399188Courtesy of GENERAL MOTORS CORP.
  15. Remove the upper intake manifold bolts (4, 5).
  16. Remove the spark plug wire retainer (3).
  17. Remove the upper intake manifold (2).
  18. Remove the upper intake manifold gaskets (1).
  19. If replacing the upper intake manifold complete the following steps:
    1. Remove the manifold absolute pressure (MAP) sensor. Refer to Manifold Absolute Pressure Sensor Replacement .
    2. Remove the EGR valve. Refer to Exhaust Gas Recirculation Valve Replacement .
    3. Remove the evaporative emissions (EVAP) purge solenoid valve. Refer to Evaporative Emission Canister Purge Solenoid Valve Replacement .
    4. Remove the throttle body. Refer to Throttle Body Assembly Replacement .
    5. Remove the fuel injector sight shield studs. Refer to Fuel Injector Sight Shield Replacement .
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