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Home >> Chevrolet >> 2012 >> Tahoe PPV >> Repair and Diagnosis >> External Pages >> Different car >> Section 1233 (Automatic Transmission - 6L50/6L80/6L90 - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis) >> Repair Instructions - On Vehicle >> Transmission Fluid Cooler Hose/Pipe Replacement >> Removal Procedure

Removal Procedure

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2008 GMC Yukon XL, 2008 GMC Yukon, 2008 Chevrolet Tahoe, 2008 Chevrolet Suburban, and 2008 Cadillac Escalade EXT. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the front bumper fascia. Refer to Front Bumper Fascia Replacement (Escalade) or Front Bumper Fascia Replacement (Tahoe) or Front Bumper Fascia Replacement (Avalanche) or Front Bumper Fascia Replacement (Z71) or Front Bumper Fascia Replacement (Yukon) .
  2. Remove the front upper fascia support fasteners in order to tip the bracket back. Refer to Front Upper Fascia Support Bracket Replacement .
    3. Fig 1: View Of Transmission Cooler Hoses
    GM396817Courtesy of GENERAL MOTORS CORP.
  3. Remove the transmission fluid cooler hose from the auxiliary oil cooler. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .
  4. Remove the transmission fluid cooler hose from the radiator. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .
  5. Raise the vehicle. Refer to Lifting and Jacking the Vehicle .
  6. Remove the engine protection shield. Refer to Engine Shield Replacement .
    7. Fig 2: View Of Oil Cooling Lines & Bolt
    GM1705099Courtesy of GENERAL MOTORS CORP.
  7. Remove the cooling lines from the transmission. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .
    8. Fig 3: View Of Right Differential Carrier Mounting Nuts & Washers
    GM1751768Courtesy of GENERAL MOTORS CORP.
  8. Remove the right differential carrier mounting nuts and washers.
    9. NOTE: Do not use air powered tools in order to disassemble or assemble any vehicle component. Bolt torques are vital to diagnosis. You can detect bolt torques only when using hand tools. Improper bolt torques can contribute to vehicle repair problems.
    Fig 4: View Of Lower Shock Absorber Module Mount Bolts
    GM1761077Courtesy of GENERAL MOTORS CORP.
  9. Remove the right front shock rear mounting bolt only from the lower control arm.
  10. Remove the oil cooling lines rearward from the vehicle.
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