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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 236 (Automatic Transmission - 4L60-E/4L65-E (Service & Replacement)) >> Repair Instructions >> Transmission Fluid Auxiliary Cooler Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 GMC Savana and 2003 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the grille assembly. Refer to GRILLE REPLACEMENT (UPLEVEL) or GRILLE REPLACEMENT (BASE) .
  2. Place a drain pan under the vehicle.
  3. Disconnect the transmission oil cooler lines from the auxiliary oil cooler.
  4. Remove the oil cooler lines from the auxiliary oil cooler. Refer to Transmission Fluid Cooler Hose/Pipe Replacement .
  5. Remove the 4 bolts securing the auxiliary oil cooler to the radiator support.
  6. Remove the auxiliary oil cooler.
    Fig 1: Removing Transmission Fluid Auxiliary Cooler
    G02424159Courtesy of GENERAL MOTORS CORP.
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