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Home >> Buick >> 2008 >> Allure CXL >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 15 (Engine Mechanical - 3.6L (5 Of 5)) >> Off-Vehicle Repair Instructions (3 Of 3) >> Camshaft Cover Installation - Left Side >> Installation

Camshaft Cover Installation - Left Side: Installation

WARNING: This page is about a different variant/trim than selected.
    Fig 1: Identifying EN 46105-2 & Camshaft
    GM1832345Courtesy of GENERAL MOTORS CORP.
  1. Remove the EN 46105-2 from the rear of the left camshafts.
    2. Fig 2: Identifying Spark Plug Tubes
    GM1832346Courtesy of GENERAL MOTORS CORP.
  2. Install the EN 46101  onto the spark plug tubes of the left cylinder head. See Special Tools .
    3. Fig 3: View Of Camshaft Cover & Bolt Insulator
    GM1864443Courtesy of GENERAL MOTORS CORP.
  3. Install the camshaft cover bolt insulators prior to installing the camshaft cover bolts.
  4. Wipe the camshaft cover sealing surface on the left cylinder head with a clean, lint-free cloth.
    5. Fig 4: Locating Engine Front Cover Split Lines
    GM1832348Courtesy of GENERAL MOTORS CORP.
  5. Place a bead 8 mm (0.3150 in) in diameter by 4 mm (0.1575 in) in height of RTV sealant, GM P/N 12378521 (Canadian P/N 88901148) or equivalent, on the engine front cover split lines (1).
    6. Fig 5: View Of Camshaft Cover
    GM1888479Courtesy of GENERAL MOTORS CORP.
  6. Place the left camshaft cover into position onto the left cylinder head.
    7. Fig 6: Locating Left Camshaft Cover Bolts
    GM1864417Courtesy of GENERAL MOTORS CORP.
  7. Loosely install the left camshaft cover bolts.
    8. Fig 7: Identifying Left Camshaft Cover Bolt Tightening Sequence
    GM1864541Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice .
  8. Tighten the left camshaft cover bolts in the sequence shown.

    Tighten:  Tighten the left camshaft cover bolts in the sequence to 10 N.m (89 lb in).

    9. Fig 8: Identifying Spark Plug Tubes
    GM1864542Courtesy of GENERAL MOTORS CORP.
  9. Remove the EN 46101  from the spark plug tubes of the left cylinder head. See Special Tools .
    10. Fig 9: Identifying Spark Plugs
    GM1864416Courtesy of GENERAL MOTORS CORP.
  10. Install the NEW spark plugs into the left cylinder head.

    Tighten:  Tighten the spark plugs to 20 N.m (15 lb ft).

    11. Fig 10: View Of Ignition Coils
    GM1864415Courtesy of GENERAL MOTORS CORP.
  11. Install the ignition coils.
    12. Fig 11: Identifying Ignition Coil Bolts
    GM1864414Courtesy of GENERAL MOTORS CORP.
  12. Install the ignition coil bolts.

    Tighten:  Tighten the ignition coil bolts to 10 N.m (89 lb in).

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