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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 160 (Engine Mechanical - 4.8L, 5.3L, 6.0L And 6.2L (3 Of 5)) >> Off-Vehicle Repair Instructions (1 Of 3) >> Valve Rocker Arm Cover Removal - Right Side

Valve Rocker Arm Cover Removal - Right Side

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    Fig 1: Ignition Coils & Bracket
    GM1402028Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Do not remove the oil fill tube from the cover, unless service is required. If the oil fill tube has been removed from the cover, install a NEW tube during assembly.
  1. Remove the spark plug wires (724).
  2. Remove the ignition coil bracket studs (720).
  3. Remove the ignition coil and bracket assembly (719).
    4. Fig 2: View Of Bracket, Bolts, Coils & Wire Harness
    GM1402020Courtesy of GENERAL MOTORS CORP.
  4. Disconnect the ignition coil electrical connectors.
  5. Remove the bolts (723), coils (722), and wire harness (721) from the bracket (719), as required.
    6. Fig 3: View Of Valve Rocker Arm Cover & Bolts (Right)
    GM260084Courtesy of GENERAL MOTORS CORP.
  6. Remove the valve rocker arm cover bolts and cover.
    7. Fig 4: View Of Valve Rocker Arm Cover Gasket
    GM1272820Courtesy of GENERAL MOTORS CORP.
  7. Remove the gasket (504) from the cover.
    8. Fig 5: Oil Fill Cap & Oil Fill Tube
    GM1559860Courtesy of GENERAL MOTORS CORP.
  8. Remove the oil fill cap (424) from the oil fill tube (423).
  9. Remove the oil fill tube, as required.
  10. Discard the oil fill tube.
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