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Home >> Chevrolet >> 2001 >> Venture Base, Van Passenger >> Repair and Diagnosis >> External Pages >> Different car >> Section 480 (Engine Mechanical) >> Repair Instructions >> On-Vehicle Repair Instructions >> Oil Cooler Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 Pontiac Aztek and 2003 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
  1. Drain the engine coolant from the engine cooling system. Refer to DRAINING AND FILLING COOLING SYSTEM .
  2. Raise and support the vehicle.
  3. Disconnect the knock sensor electrical connector.
  4. Remove the oil filter. Refer to ENGINE OIL AND OIL FILTER REPLACEMENT  .
    Fig 1: Removing Oil Filter
    G01500460Courtesy of GENERAL MOTORS CORP.
  5. Remove the oil cooler outlet hose from the oil cooler. Position the outlet hose aside.
    Fig 2: Removing Oil Cooler Outlet Hose From Oil Cooler
    G01500461Courtesy of GENERAL MOTORS CORP.
  6. Remove the oil cooler connector.
    Fig 3: Removing Oil Cooler Connector
    G01500462Courtesy of GENERAL MOTORS CORP.
  7. Remove the oil cooler inlet hose clamp and the oil cooler.
  8. Clean and inspect the engine block mating surface.
    Fig 4: Removing Oil Cooler
    G01500463Courtesy of GENERAL MOTORS CORP.
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