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Home >> Cadillac >> 2004 >> CTS Base, 3.2 N >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 8 (Engine Mechanical - 5.7L (LS6)) >> Repair Instructions >> Off-Vehicle Repair Instructions >> Coolant Air Bleed Pipe Installation

Coolant Air Bleed Pipe Installation

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    IMPORTANT:
    • Install the pipe gaskets properly onto the pipe and covers.
    • Position the gasket O-ring seal onto the nipple portion of the pipe.
    Fig 1: View Of Air Bleed Pipe Sealing Gasket
    GM64262Courtesy of GENERAL MOTORS CORP.
  1. Install the gaskets onto the engine coolant air bleed pipe and covers.
    2. Fig 2: Locating Coolant Air Bleed Pipe & Gaskets
    GM1272804Courtesy of GENERAL MOTORS CORP.
  2. Install the pipe (307) and gaskets (308) onto the cylinder heads.
    3. NOTE: Refer to Fastener Notice in Cautions and Notices.
  3. Install the pipe studs (309).

    Install the two pipe studs to the front of the engine.

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

    4. Fig 3: View Of Engine Coolant Air Bleed Cover, Gasket & Bolts
    GM1272806Courtesy of GENERAL MOTORS CORP.
  4. Install the covers (313), gaskets (308), and bolts (312) onto the rear of the engine.

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

    5. Fig 4: View Of Coolant Air Bleed Pipe Clamps & Hose
    GM1272809Courtesy of GENERAL MOTORS CORP.
  5. Install the hose (311) and clamps (310) onto the pipe (307).
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