Cadillac Celestiq
Registered from 2025 to 2027.
About this model
The Cadillac Celestiq is a battery electric liftback made by the Cadillac division of General Motors. It is the brand's flagship sedan, replacing the Cadillac CT6. Production commenced in 2024.
From the Wikipedia article Cadillac Celestiq, licensed under CC BY-SA 4.0.
Crash test
| Stability control | Standard |
| Forward collision warning | Standard |
| Lane departure warning | Standard |
Crash-tested by NHTSA, the American road safety agency.
Specification
| Year | Measured |
|---|---|
| 2026 | 604 hp · 3310 mm wheelbase · 259 Wh/km · 488 km electric range · Sedan, 4-door |
| 2025 | 604 hp · 3310 mm wheelbase · 259 Wh/km · 488 km electric range · Sedan, 4-door |
What the maker told its dealers
Service bulletins are the manufacturer's own repair guidance to dealers, filed with NHTSA. A bulletin is not a defect finding; the count rises with how many things a maker writes down, not only with how many go wrong.
Cadillac filed 71 bulletins about the 2026 Celestiq.
- Electrical system: 4
- Forward collision avoidance: 1
- Fuel/propulsion system: 1
- Wheels: 1
- Other: 64
- This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues · August 2026
- This PI states that if SDGM DTC P0604/P0607 is set and no other SDGM DTCs are present, clear DTCs and reset the SDGM. Advises of how to contact PQC to authorize SDGM replacement. · August 2026
- This PI advise dealers If U3000 is present, follow the correct service doc by Symptom Byte before contacting PQC; if not present, verify the camera is clean, then contact PQC if no issue is found. · August 2026
- • Fewer unnecessary service messages, warning light activations, and automated OnStar calls from your vehicle. · July 2026
- PI to help diagnose A/C concern · July 2026
- This Preliminary Information communicates that, under certain conditions, a MIL (Malfunction Indicator Lamp) illumination or a "Service High Voltage" message may display on the IPC (Instrument Panel… · July 2026
- This Preliminary information communicates an issue with an OTA pending message still displayed after an OTA event and how to reset/clear the message. · July 2026
- • Fixes to help prevent loss of functionality for connectivity features such as OnStar, Wi-Fi, Navigation, and Super Cruise. · June 2026
63 more.
Grouped by NHTSA's top-level system; a bulletin filed under a sub-heading counts toward its system.