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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Automatic Transaxle - 4T80-E - Introduction (2 Of 2)) >> Repair Instructions >> Repair Instructions - On Vehicle >> Cooler Fitting to Cooler Replacement (Lower Radiator) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
    Fig 1: Locating TOC Fitting
    GM1689716Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  1. Install the TOC fitting to the radiator.

    Tighten:  Tighten the fitting to 18 N.m (13 lb ft).

  2. Connect the TOC line to the TOC fitting. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Replacement .
    3. IMPORTANT: Ensure the cooler line being installed has a plastic cap on the end that connects to the quick connect fitting. If no plastic cap exists, or the plastic cap is damaged, obtain a new cap. Install the cap on to the cooler line prior to cooler line installation.
    Do not manually depress the retaining clip when installing the plastic cap.
  3. Snap the plastic cap onto the TOC fitting.
  4. Ensure that the plastic cap is fully seated against the fitting.
    5. Fig 2: Checking For Gap Between Cap & Fitting
    GM104754Courtesy of GENERAL MOTORS CORP.
  5. Ensure that no gap is present between the cap and the fitting.
  6. Remove the drain pan from under the vehicle.
  7. Lower the vehicle.
  8. Inspect the fluid level and add fluid if necessary. Refer to Transmission Fluid Checking .
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