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Service bulletins for the 2020 Cadillac CT6

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

753 on file from NHTSA, as of 2026-10-19.

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By component

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Only bulletins with component: Backup camera are shown. Show all

Bulletins, newest first
23-NA-0622023-06-19. Service bulletin. EQUIPMENT; BACK OVER PREVENTION: SENSING SYSTEM: CAMERA; ELECTRICAL SYSTEM. This service bulletin provides repair information to correct a customer concern of Rear View Camera Issues - DTCs B395A, B395B, B395C, B101E, B101D.
23-NA-0622023-04-14. Service bulletin. BACK OVER PREVENTION; ELECTRICAL SYSTEM; EQUIPMENT. This service bulletin provides repair information to correct a customer concern of Rear View Camera Coaxial Related Issues - DTCs B395A, B395B, B395C, B101E, B101D.
PIT5921A2023-03-13. Service bulletin. BACK OVER PREVENTION. This Preliminary information communicates diagnostics aids for rear view camera issues that may be encountered.
PIT59212022-07-25. Service bulletin. BACK OVER PREVENTION. This Preliminary information communicates diagnostics aids for rear view camera issues that may be encountered.
21NA2302022-06-21. Service bulletin. BACK OVER PREVENTION. This service bulletin provides a repair procedure to correct a customers concern of Whining/Whirring, Whistle, Squeaking, Groaning/Growling Noise Coming from Front Wheel/Engine Area.
070601016G2022-06-13. Service bulletin. BACK OVER PREVENTION. This informational bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
PIP58482022-05-16. Service bulletin. POWER TRAIN; BACK OVER PREVENTION. This Preliminary information communicates the source component of the noise could be the bearing or shaft and not engine related.
PIP57852022-03-14. Service bulletin. POWER TRAIN; BACK OVER PREVENTION. This Preliminary information communicates the source component of the noise could be the bearing or shaft and not engine related.
PIC6048N2022-02-14. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN; STEERING; AIR BAGS; LANE DEPARTURE; BACK OVER PREVENTION. This Preliminary Information communicates to the technician that some customers may comment on the operation of their haptic seat during a Lane Keep Assist event. Lane Keep Assist works differently than Lane Departure Warning. The Lane Keep Assist icon is solid amber, Forward Camera Module is actively commanding a torque to Electronic Power Steering. This means that the driver should also feel some feedback from the steering wheel. No Chimes or haptic in the seat. Lane Keep Assist icon is flashing amber; Forward Camera Module is actively commanding torque to Electronic Power Steering. This will also be accompanied with Lane Departure Warning chimes and haptic in the seat feedback based on the setting chosen in the vehicle settings. This will take place when the vehicle has crossed lane marking by (40 cm) or (15.75 in).
17NA0402021-12-20. Service bulletin. BACK OVER PREVENTION. This service bulletin provides a procedure to correct a condition of Brake Squeal or Squeak Noise Intermittently on Initial Brake Applies.
19NA0762021-07-06. Service bulletin. BACK OVER PREVENTION. This service bulletin provides repair information to correct a customer concern of Blue or Black Screen and Service Rear Vision System Message on Radio Display Shifting into Reverse.
21NA0302021-05-24. Service bulletin. BACK OVER PREVENTION. This service bulletin provides a procedure to correct a customer concern of Engine Noise and/or Belt Squeak, MIL Illuminated.
PIP57852021-04-19. Service bulletin. POWER TRAIN; BACK OVER PREVENTION. This Preliminary information communicates the source component of the noise could be the bearing or shaft and not engine related.
PIC6377A2020-10-19. Service bulletin. SUSPENSION; BACK OVER PREVENTION. This Preliminary information communicates that a customer may experience a moan or vibration at low speed maneuvers or brake apply caused by V-Series vehicles being equipped with high performance track capable brake lining that generates high brake torque during a brake event. Revised Upper Control Arms will be released in 2020 to address. The noise will not effect the performance or reliability of the vehicle.
N1922738702019-11-12. Service bulletin. ELECTRICAL SYSTEM; BACK OVER PREVENTION. N192273870 - Service Update. Certain vehicles may have the memory in the video processing module (VPM) become corrupt under certain conditions, causing the rear-view camera display to show a blue screen. Dealers are to reprogram the VPM.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.