Service bulletins for the 2020 Cadillac CT5
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.
898 on file from NHTSA, as of 2026-10-19.
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By component
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Only bulletins with component: Electrical system are shown. Show all
| PIC6390 | 2020-02-10. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates a parts restriction is in place for the Central Gateway Module on 2020 Cadillac CT5. |
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| PIC6393 | 2020-02-10. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates that is a module is unplugged, the Park Assist Control Module (PACM) will fall off the Bus and will not communicate until a power cycle of the PACM. |
| PIP5696 | 2020-02-10. Service bulletin. EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM. This Preliminary information communicates that the transfer case control module is on engineering restriction to verify diagnostics and service information. |
| PIC6381 | 2020-02-10. Service bulletin. SUSPENSION; ELECTRICAL SYSTEM. This Preliminary information communicates a parts restriction is in place for the Suspension Control Module on 2020 Cadillac CT5. |
| PIC6385 | 2020-02-10. Service bulletin. EXTERIOR LIGHTING; ELECTRICAL SYSTEM. This Preliminary information communicates a parts restriction is in place for the exterior lighting module on 2020 Cadillac CT5. |
| PIC6383 | 2020-02-10. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates a parts restriction is in place for the Video Processing Module on 2020 Cadillac CT5. |
| PIC6384 | 2020-02-10. Service bulletin. STRUCTURE; ELECTRICAL SYSTEM. This Preliminary information communicates a parts restriction is in place for the Body Control Module on 2020 Cadillac CT5. |
| PIC6389 | 2020-02-10. Service bulletin. EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM. This Preliminary information communicates a parts restriction is in place for the Long Range Radar Module on 2020 Cadillac CT5. |
| PIC6387 | 2020-02-10. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL. This Preliminary information communicates a parts restriction is in place for the Short Range Radar Module on 2020 Cadillac CT5. |
| PIP4670H | 2019-10-15. Service bulletin. ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about a no start or another concern after swapping an Engine Control Module or other modules from one vehicle to another. The Global Architecture electrical system associated with these vehicles does not allow controller swaps between vehicles. |
| PI0592E | 2019-09-23. Service bulletin. ELECTRICAL SYSTEM. This preliminary information bulletin provides information om Service Programming System (SPS) Error Codes E4398, E4399, E4403, M4404, M4413, E4414, E4423, E4491 or E6961). |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.