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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission - 4L60-E/4L65-E (Service & Replacement) >> Repair Instructions >> Transmission Fluid Cooler Hose/Pipe Replacement >> Installation Procedure

Installation Procedure

  1. Install the transmission oil cooler line to the vehicle.
  2. Install the oil cooler lines to the mounting bracket.
    Fig 1: Connecting Oil Cooler Lines To Transmission & Radiator
    G01565840Courtesy of GENERAL MOTORS CORP.

    Important: 

    • Do not reuse any of the existing oil lines or oil line fittings if there is any excessive corrosion.
    • Do not reuse any of the existing retaining rings that were removed from the existing quick connect fittings. All retaining rings being installed must be new.
  3. Connect the oil cooler lines to the transmission. Refer to TRANSMISSION OIL COOLER LINE QUICK CONNECT FITTING .
  4. Connect the oil cooler lines to the radiator. Refer to TRANSMISSION OIL COOLER LINE QUICK CONNECT FITTING .
  5. Lower the vehicle.
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