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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 596 (Engine Cooling System) >> Repair Instructions >> Water Crossover Replacement (8.1L) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2002 GMC Savana Special, 2002 GMC Savana Camper Special, 2002 GMC Savana, and 2002 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the drive belt tensioner bolts.
  2. Remove the drive belt tensioner.
    Fig 1: Removing Drive Belt Tensioner
    G01699559Courtesy of GENERAL MOTORS CORP.
  3. Drain the cooling system. Refer to Draining and Filling Cooling System .
  4. Remove the bypass hose.
    Fig 2: Removing Bypass Hose
    G01699560Courtesy of GENERAL MOTORS CORP.
  5. Remove the coolant crossover bolts.
  6. Remove the coolant crossover.
  7. Remove the coolant crossover gaskets.
    Fig 3: Removing Coolant Crossover Bolts, Coolant Crossover & Coolant Crossover Gaskets
    G01699561Courtesy of GENERAL MOTORS CORP.
  8. Remove the water outlet bolts (2).
  9. Remove the water outlet (1).
  10. Remove the thermostat (3) from the coolant crossover.
    Fig 4: Removing Water Outlet Bolts, Water Outlet & Thermostat
    G01699562Courtesy of GENERAL MOTORS CORP.
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