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Home >> Hummer >> 2008 >> H2 4D Utility Pickup >> Repair and Diagnosis >> Transmission >> Hydraulic Diagrams >> Automatic Transmission - 6L50/6L80/6L90 - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis >> On-Vehicle Repair Instructions >> Transmission Fluid Cooler Hose/Pipe Replacement >> Removal Procedure

Removal Procedure

  1. Remove the radiator grille. Refer to Grille Replacement .
  2. Remove the radiator lower grille. Refer to Lower Grille Replacement .
  3. Fig 1: View Of Transmission Cooler Hoses
    GM396817Courtesy of GENERAL MOTORS CORP.
  4. Remove the transmission fluid cooler hose from the auxiliary oil cooler. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .
  5. Remove the transmission fluid cooler hose from the radiator. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .
  6. Raise the vehicle. Refer to Lifting and Jacking the Vehicle .
  7. Remove the catalytic converter guard. Refer to Catalytic Converter Guard Replacement .
  8. Fig 2: View Of Oil Cooling Lines & Bolt
    GM1705099Courtesy of GENERAL MOTORS CORP.
  9. Remove the cooling lines from the transmission. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .
  10. Remove the oil cooling lines from the vehicle.