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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 162 (Engine Mechanical - 4.8L, 5.3L, 6.0L And 6.2L (5 Of 5)) >> Off-Vehicle Repair Instructions (3 Of 3) >> Engine Coolant Air Bleed Pipe and Hole Cover Installation (RPO L92)

Engine Coolant Air Bleed Pipe and Hole Cover Installation (RPO L92)

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    Fig 1: View Of Coolant Air Bleed Pipe Seal
    GM1552485Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Position the O-ring seal onto the nipple portion of the pipe.
  1. Install the seals (308) onto the engine coolant air bleed pipe and covers.
    2. Fig 2: Engine Coolant Air Bleed Pipe
    GM1401993Courtesy of GENERAL MOTORS CORP.
  2. Install the first design pipe (307) and seals (308).
    3. NOTE: Refer to Fastener Notice .
  3. Install the bolts (309).

    Tighten:  Tighten the bolts to 12 N.m (106 lb in).

    4. Fig 3: Engine Coolant Air Bleed Cover Bolts
    GM1402001Courtesy of GENERAL MOTORS CORP.
  4. Install the first design engine covers (313) and seals (308).
  5. Install the bolts (312).

    Tighten:  Tighten the cover bolts to 12 N.m (106 lb in).

    6. Fig 4: View Of Engine Coolant Air Bleed Pipe
    GM1403313Courtesy of GENERAL MOTORS CORP.
  6. Install the second design pipe (307) and seals (308).
  7. Install the bolts (309).

    Tighten:  Tighten the bolts to 12 N.m (106 lb in).

    8. Fig 5: View Of Coolant Air Bleed Cover Bolts
    GM1403314Courtesy of GENERAL MOTORS CORP.
  8. Install the second design engine covers (313) and seals (308).
  9. Install the bolts (312).

    Tighten:  Tighten the cover bolts to 12 N.m (106 lb in).

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