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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 198 (Manual Transmission - TREMEC 6-Speed (M3L Mg9)) >> Repair Instructions - On Vehicle >> Backup Lamp Switch Replacement (M3L) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2017 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
  1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle (ATS) .
  2. Fig 1: Backup Lamp Switch Electrical Connector
    GM2838600Courtesy of GENERAL MOTORS COMPANY
  3. Disconnect the backup lamp switch electrical connector (1).
  4. Fig 2: Backup Lamp Switch
    GM2838572Courtesy of GENERAL MOTORS COMPANY
  5. Using a 22 mm angle head open end wrench, or equivalent, remove the backup lamp switch (1).