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Home >> Cadillac >> 2009 >> XLR Base >> Repair and Diagnosis >> Transmission >> Hydraulic Diagrams >> Automatic Transmission - 6L80 - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis >> Repair Instructions - On Vehicle >> Transmission Fluid Cooler Upper Pipe Assembly Replacement >> Removal Procedure

Removal Procedure

  1. Recover the refrigerant from the A/C system. Refer to Refrigerant Recovery and Recharging .
  2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  3. Remove the wheelhouse panel. Refer to Front Wheelhouse Liner Replacement .
  4. Fig 1: View Of Lower Transmission Oil Cooler Line
    GM1715295Courtesy of GENERAL MOTORS CORP.
  5. Disconnect the lower transmission oil cooler (TOC) line from the radiator. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .
  6. Remove the lower TOC line from the radiator. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .
  7. Remove the A/C compressor. Refer to Air Conditioning Compressor Replacement .
  8. Fig 2: View Of Auxiliary Transmission Oil Cooler
    GM1715293Courtesy of GENERAL MOTORS CORP.
  9. Disconnect the lower TOC line from the auxiliary TOC. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .
  10. Remove the lower TOC line from the auxiliary TOC. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection 
  11. Fig 3: Identifying Accessory Drive Belt Tensioner Bolts
    GM927924Courtesy of GENERAL MOTORS CORP.
  12. Remove the accessory belt tensioner top bolt (1).
  13. Remove the accessory belt tensioner lower bolt (2).
  14. Remove the accessory belt tensioner.
  15. Fig 4: View Of Air Compressor/Power Steering Pump Bracket & Bolts
    GM1252851Courtesy of GENERAL MOTORS CORP.
  16. Remove the A/C compressor and power steering pump bracket bolts.
  17. Remove the A/C compressor and power steering pump bracket.
  18. Raise the engine cradle back into position.
  19. NOTE: It is not necessary to fully tighten the cradle nuts to specification at this time. They will be removed again at a later step. Tighten until the cradle mounting nuts contacts the engine cradle.
  20. Install the RH cradle mounting nuts.
  21. Remove the support jacks from beneath the vehicle.
  22. Lower the vehicle.
  23. Install the engine support fixture. Refer to Engine Support Fixture .
  24. Raise the vehicle approximately 0.61 mm (2.0 ft) off the ground.
  25. Support the engine cradle with a jack stands.
  26. Fig 5: View Of Front & Rear Crossmember Nuts
    GM581372Courtesy of GENERAL MOTORS CORP.
  27. Remove the RH cradle mounting nuts.
  28. Lower the RH engine cradle assembly approximately 51.0 mm (0.375 in)
  29. Fig 6: View Of Right Engine Mount, Bracket & Nut
    GM1334619Courtesy of GENERAL MOTORS CORP.
  30. Remove the RH engine mount upper nut.
  31. Remove the RH engine mount lower nut
  32. Fig 7: View Of Right Engine Mount Bracket & Bolts
    GM1334624Courtesy of GENERAL MOTORS CORP.
  33. Remove the RH engine mount bracket bolts.
  34. NOTE: It is necessary to elevate the engine assembly slightly to allow clearance for the RH engine mount bracket removal.
  35. Using the J 28467-B  , raise the engine assembly approximately 19.0 mm (0.75 in) to remove RH engine mount bracket
  36. Remove the RH engine mount bracket.
  37. Fig 8: View Of Engine Mount Heat Shield
    GM1334605Courtesy of GENERAL MOTORS CORP.
  38. Remove the RH engine mount heat shield from the engine mount.
  39. Remove the RH engine mount.
  40. Raise and support the vehicle.
  41. Remove the TOC line to oil pan retaining nuts.
  42. Remove the TOC line to oil pan retaining clips.
  43. Disconnect the upper and lower TOC retainer clip.
  44. Fig 9: View Of TOC Inlet & Outlet Lines
    GM1218468Courtesy of GENERAL MOTORS CORP.
  45. Disconnect the front TOC lines from the rear TOC line set.
  46. Disconnect the oil level sensor electrical connector.
  47. NOTE: Note the position of the TOC lines to ensure proper installation.
  48. Remove the TOC lines. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .