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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 648 (Engine Cooling System) >> Repair Instructions >> Coolant Air Bleed Pipe Assembly Replacement (4.8L, 5.3L & 6.0L Engines) >> Installation Procedure

Installation 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. Install the coolant air bleed hose (1) onto the pipe (2).

    Important:  Install the gaskets properly onto the pipe and covers. Position the O-ring seal onto the nipple portion of the pipe.

  2. Install the gaskets onto the coolant air bleed pipe and covers.
  3. Install the coolant air bleed pipe (2) and gaskets (3) onto the cylinder heads.
  4. Install the coolant air bleed pipe studs (1). Tighten the coolant air bleed pipe studs to 12 N.m (106 lb in).
  5. Install the coolant air bleed pipe covers (2) and bolts (1). Tighten the coolant air bleed pipe cover bolts to 12 N.m (106 lb in).
  6. Install the intake manifold.
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