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Auxiliary Oil Cooler: Removal

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  1. Remove the front grill assembly.
  2. Place a drain pan under the vehicle.
  3. Disconnect the transmission oil cooler lines from the auxiliary cooler. See AUXILIARY OIL COOLER HOSE/PIPES & FITTINGS  .
  4. Remove the auxiliary oil cooler bolts (1) and push pins (2). See Fig 1 .
  5. Remove the auxiliary oil cooler from the vehicle.
Fig 1: Removing & Installing Auxiliary Oil Cooler
G00096140Courtesy of GENERAL MOTORS CORP.