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Home >> Buick >> 2007 >> Allure CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 52 (Engine Cooling System) >> Repair Instructions >> Coolant Air Bleed Pipe Assembly Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT: Removal of the intake manifold is NOT required to service the coolant air bleed pipe, but is required to service the coolant air bleed pipe covers and/or gaskets.
    Fig 1: View Of Coolant Air Bleed Pipe & Bolts
    GM1411913Courtesy of GENERAL MOTORS CORP.
  1. Drain the cooling system. Refer to Cooling System Draining and Filling (L26, LY7 GE 47716 Fill)  or Cooling System Draining and Filling (L26 Static Fill)  or Cooling System Draining and Filling (LY7 Static Fill)  or Cooling System Draining and Filling (LS4 GE47716 Fill)  or Cooling System Draining and Filling (LS4 Static Fill) .
  2. Remove the intake manifold. Refer to Intake Manifold Replacement .
  3. Disconnect the hose clamp and hose from the coolant fill neck.
  4. Remove the coolant air bleed pipe bolts (309).
  5. Remove the coolant air bleed pipe (307) with hose and seals (308).
    6. Fig 2: View Of Coolant Air Bleed Pipe & Clamp
    GM1458438Courtesy of GENERAL MOTORS CORP.
  6. Remove the hose (311) and clamps (322) from the coolant air bleed pipe (307) as required.
    7. Fig 3: View Of Engine Coolant Air Bleed Cover, Bolts & Gaskets
    GM1411915Courtesy of GENERAL MOTORS CORP.
  7. Remove the engine coolant air bleed cover bolts (312).
  8. Remove the covers (313) with seals (308).
    9. Fig 4: View Of Coolant Air Bleed Pipe Seal
    GM1552485Courtesy of GENERAL MOTORS CORP.
  9. Remove the seals (308) from the pipe and covers. Discard the seals.
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