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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> Body & Frame >> Exterior Body Panels >> Bumpers And Fascias >> Repair Instructions >> Rear Bumper Upper Fascia Replacement >> Installation Procedure

Installation Procedure

  1. GM5420300Courtesy of GENERAL MOTORS COMPANY

    Install the rear bumper upper fascia (1) to the rear bumper lower fascia.

  2. CAUTION:

    Refer to Fastener Caution .

  3. Rear Bumper Fascia Bolt (1) - Install and tighten [2x] Fastener Specifications 
  4. GM5468690Courtesy of GENERAL MOTORS COMPANY

    Install the 4 object sensors (1) to the rear bumper upper fascia.

  5. GM5420298Courtesy of GENERAL MOTORS COMPANY

    Side Object Sensing Alert Module (2) - Install [2x]

  6. Install the 2 side object sensing alert module bolts (1) to the right and left side. Fastener Specifications
  7. GM5420296Courtesy of GENERAL MOTORS COMPANY

    Short Range Radar Sensor (2) - Install [2x]

  8. Install the 2 short range radar sensor bolts (1) to the left and right side. Fastener Specifications
  9. GM5420295Courtesy of GENERAL MOTORS COMPANY

    Install the 2 rear fascia signal lamps to the left and right side (2).

  10. Install the 3 left and right side rear fascia signal lamp bolts (1). Fastener Specifications
  11. GM5420293Courtesy of GENERAL MOTORS COMPANY

    Exhaust Tail Pipe Heat Sleeve (3) - Install [2x]

  12. Rear Bumper Fascia Bolt (2) - Install and tighten [2x] Fastener Specifications 
  13. Install the 2 exhaust tail pipe heat sleeve rivets to the left and right side of the rear bumper fascia (1).
  14. GM5415737Courtesy of GENERAL MOTORS COMPANY

    Rear Bumper Fascia Energy Absorber (3) - Install

  15. Rear Bumper Fascia Energy Absorber Bolt (2) - Install [2x] Fastener Specifications 
  16. Rear Bumper Fascia Energy Absorber Clip (1) - Install [4x]
  17. Install the wiring harness.
  18. Connect the electrical connector from the low frequency rear bumper antenna.
  19. Connect the rear parking sensor electrical connector
  20. GM5415005Courtesy of GENERAL MOTORS COMPANY

    Rear Bumper Fascia (1) - Install - Rear Bumper Fascia Removal and Installation