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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 688 (Engine Cooling System) >> Repair Instructions >> Coolant Air Bleed Pipe Assembly Replacement (4.8L, 5.3L & 6.0L Engines) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 Chevrolet Silverado, and 2002 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the intake manifold.
  2. Remove the coolant air bleed pipe studs (1).
  3. Remove the coolant air bleed pipe (2) with gaskets (3).
    Fig 1: Coolant Air Bleed Pipe
    G01658114Courtesy of GENERAL MOTORS CORP.
  4. Remove the coolant air bleed pipe cover bolts (1) and covers (2).
    Fig 2: Coolant Air Bleed Pipe Cover Bolts & Covers
    G01658115Courtesy of GENERAL MOTORS CORP.
  5. Remove the gaskets from the coolant air bleed pipe and covers.
  6. Discard the gaskets.
    Fig 3: Coolant Air Bleed Pipe Gasket
    G01658116Courtesy of GENERAL MOTORS CORP.
  7. Remove the coolant air bleed hose (1) from the pipe (2).
    Fig 4: Coolant Air Bleed Hose & Pipe
    G01658117Courtesy of GENERAL MOTORS CORP.
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