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Home >> Buick >> 2008 >> Allure CXL >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (Engine Mechanical - 5.3L) >> Repair Instructions - Off Vehicle >> Engine Coolant Air Bleed Pipe and Hole Cover Cleaning and Inspection

Engine Coolant Air Bleed Pipe and Hole Cover Cleaning and Inspection

WARNING: This page is about a different variant/trim than selected.
    Fig 1: View Of Coolant Air Bleed Pipe Seal
    GM1552485Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Do not use the engine coolant air bleed pipe and cover gaskets again. Upon installation of the pipe and covers, install NEW gaskets.
  1. Remove the seals (308) from the pipe and covers.
    2. Fig 2: View Of Coolant Air Bleed Pipe & Clamp
    GM1458438Courtesy of GENERAL MOTORS CORP.
  2. Clean the pipe (307) and covers in solvent.
    3. CAUTION: Refer to Safety Glasses Caution .
  3. Dry the pipe (307) and covers with compressed air.
  4. Inspect the pipe and covers for damaged sealing surfaces or restrictions within the pipe.
  5. Inspect the hose (311) for wear, restrictions, or damage.
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