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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1928 (Engine Mechanical - 3.5L) >> Repair Instructions - Off Vehicle >> Engine Coolant Crossover Pipe Removal

Engine Coolant Crossover Pipe Removal

WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Identifying Thermal Bypass Hose & Clamp
    GM1608908Courtesy of GENERAL MOTORS CORP.
  1. Loosen thermal bypass hose clamp (3) and remove hose from the coolant crossover pipe.
  2. Remove the heater inlet/outlet pipe bolt (1) and remove the heater inlet/outlet pipe.
  3. Remove the coolant vent pipe bolt (2) and the coolant vent pipe.
    4. Fig 2: Identifying Idler Pulley Bolts & Pulleys
    GM1608911Courtesy of GENERAL MOTORS CORP.
  4. Remove the idler pulley bolts and pulleys (1, 2).
    5. Fig 3: Identifying Coolant Crossover Pipe Bolts
    GM1608913Courtesy of GENERAL MOTORS CORP.
  5. Remove the coolant crossover pipe bolts (2, 3), engine lift bracket (1), and the coolant crossover pipe assembly.
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