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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 776 (Engine Cooling System) >> Repair Instructions >> Engine Oil Cooler Hose/Pipe Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2002 GMC Safari and 2002 Chevrolet Astro. However, it is still accessible from the selected car via links, so may be relevant.

Important:  Inspect the cooler line for a damaged or missing plastic cap. If the plastic cap is damaged or missing, replace it with a new plastic cap.

  1. Install the engine oil cooler lines.
  2. Install the new retaining clips into the radiator connector fittings.
    1. 2.1. Using your thumb and forefinger, insert a new retaining clip into one of the three recesses in the connector fitting (1).
    2. 2.2. With one end of the retaining clip engaged in the connector fitting slot, use your thumb to rotate the retaining clip around the connector fitting (2).
    3. 2.3. Snap the clip into place in the connector fitting (3).
    Fig 1: Radiator Connector Fitting Retaining Clip
    G02503185Courtesy of GENERAL MOTORS CORP.
  3. Connect the engine oil cooler lines to the connector fittings.
    • Verify that a click is heard or felt.
    • Pull back sharply on the cooler lines in order to assure that the line fastens into the connector fittings.
  4. Connect the engine oil cooler lines to the engine clip.
  5. Install the engine clip bolt. Tighten the engine clip bolt to 10 N.m (89 lb in).
  6. Install the engine oil cooler lines to the oil filter adapter assembly. Tighten the oil cooler lines to oil filter adapter assembly bolt to 35 N.m (26 lb ft).
  7. Start the engine. Check the oil cooler lines for leaks.