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Camshaft Cover Installation

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    Fig 1: Camshaft Cover Assembly
    GM2726752Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Ensure all camshaft cover gaskets are replaced, including the inner gaskets.

  1. Assemble the camshaft cover (2) and NEW gaskets (5). Ensure that each gasket is located in the correct retaining groove in the camshaft cover.
  2. Ensure proper use of room temperature vulcanizing (RTV) sealant. Refer to Use of Room Temperature Vulcanizing (RTV) and Anaerobic Sealant 
  3. Add a 14 mm bead of sealant at the right and left T-joint where the front cover meets the cylinder head and at the rear of the camshaft cover at the right and left T-joint where the vacuum pump bolts on. Refer to Adhesives, Fluids, Lubricants, and Sealers .
  4. Install the washer (3) with bolt (4).
  5. Install the cover on the cylinder head and hand start the bolts (1, 4).
    6. Fig 2: Camshaft Cover Bolt Tightening Sequence
    GM2726754Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Fastener Caution .

  6. Tighten the camshaft cover bolts in sequence to 10 N.m (89 lb in).
    7. Fig 3: Vacuum Assembly, Bolts And Gasket
    GM2726747Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Ensure the vacuum pump seal does not need to be replaced, and the sealing surface is clean prior to installing the gasket and pump.

  7. Inspect the vacuum pump seal. Refer to Camshaft Cover Cleaning and Inspection .
  8. Install a NEW vacuum pump assembly gasket (3) on the vacuum pump assembly (2).
  9. Install the vacuum pump assembly (2) and bolts (1). Tighten the bolts to 10 N.m (89 lb in).
    10. Fig 4: Camshaft Position Actuator Control Solenoid Valves And Bolts
    GM2726744Courtesy of GENERAL MOTORS COMPANY
  10. Install the camshaft position actuator control solenoid valves (2) and bolts (1). Tighten the bolts to 10 N.m (89 lb in).
    11. Fig 5: Ignition Coils And Bolts
    GM2726743Courtesy of GENERAL MOTORS COMPANY
  11. Inspect the inside of the ignition coil rubber boot for a thin, even coat of grease. If there is no grease present or additional grease is necessary, complete the following procedure:
    1. Apply a thin coating of dielectric grease evenly to the inside of the ignition coil rubber boot, up to a depth of 15 mm from the end of the boot. Refer to Adhesives, Fluids, Lubricants, and Sealers .
    2. Remove any excess grease from around the end of the boot, and ensure there is not an excessive amount within the boot.
  12. Install the ignition coils (2) and bolts (1). Tighten the bolt to 10 N.m (89 lb in).
    13. Fig 6: Front Lift Bracket And Bolts
    GM2726742Courtesy of GENERAL MOTORS COMPANY
  13. Install the front lift bracket (2).
  14. Install the front lift bracket bolts (1) and tighten to 25 N.m (18 lb ft).
    15. Fig 7: Rear Lift Bracket And Bolts
    GM2726741Courtesy of GENERAL MOTORS COMPANY
  15. Install the rear lift bracket (1).
  16. Install the rear lift bracket bolts (2) and tighten to 25 N.m (18 lb ft).
    17. Fig 8: Oil Level Indicator, O-Rings, Camshaft Cover Heat Shield And Bolts
    GM2726749Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    The heat shield may vary by model.

  17. Install the camshaft cover heat shield (2) and bolts (1). Tighten the bolts to 10 N.m (89 lb in).
  18. Inspect the oil level indicator O-ring seals (4) and replace if necessary.
  19. Lubricate the O-ring seals (4) with engine oil and install the oil level indicator (3).
    20. Fig 9: Engine Coolant Air Bleed Pipe, Bolt And O-Ring
    GM2726745Courtesy of GENERAL MOTORS COMPANY
  20. Inspect the O-ring (3) on the engine coolant air bleed pipe. Replace if necessary. Install the engine coolant air bleed pipe (2).
  21. Install the pipe bolt (1) and tighten to 10 N.m (89 lb in).
    22. Fig 10: PCV Hose Assembly
    GM2762321Courtesy of GENERAL MOTORS COMPANY
  22. Install the PCV hose assembly (1) at the quick-connect fittings.
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