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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 85 (Manual Transmission - TREMEC 6-Speed (Mg9 M3L)) >> Repair Instructions - On Vehicle >> Transmission Fluid Drain and Fill (MG9) >> Draining Procedure

Draining Procedure

WARNING: This page is about a different car, the 2016 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
  1. Raise and suitably support the vehicle. Lifting and Jacking the Vehicle (Base)Lifting and Jacking the Vehicle (V-Series)
  2. Place a suitable drain pan under the transmission.
  3. Fig 1: Transmission Fluid Temperature Sensor
    GM4236140Courtesy of GENERAL MOTORS COMPANY
  4. Disconnect the electrical connector from the transmission fluid temperature sensor/drain plug (1).
  5. Remove the transmission fluid temperature sensor/drain plug (1).
  6. Allow the system to drain.
  7. Install the transmission fluid temperature sensor/drain plug (1) and tighten to 27 N.m (20 lb ft).
  8. Connect the electrical connector to the transmission fluid temperature sensor/drain plug.