2026 model year · NHTSA recalls, manufacturer TSBs, and owner forum reports · Updated July 2026
According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2026 Cadillac Celestiq has 2 documented known issues. No issues are rated critical, indicating generally reliable ownership. DIY maintenance guides at au7o.io.
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According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2026 Cadillac Celestiq has 2 documented issues. The most frequently reported are: Radio or Instrument Display May Go Blank, Flicker, Freeze, or Ignore Touch (PIC6629A), Incorrect NACS Adapter Use Can Set Charger Codes That Mimic a Vehicle Fault (PIP6103A). None are rated critical, but regular maintenance is recommended.
The 2026 Cadillac Celestiq has 2 known issues compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports. No issues are rated critical, suggesting generally good reliability. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
GM bulletin PIC6629A covers 2025-2026 Celestiq radio and instrument-display conditions including a blank or black screen, flickering, intermittent recovery, unresponsive touch input, or repeated restarts caused by software, connection, or hardware anomalies. Severity: medium.
GM bulletin PIP6103A covers NACS-equipped 2025-2026 Celestiq vehicles where incorrect use of a DC adapter at an AC station can set codes that may be mistaken for a failed T18 battery-charger module. Severity: medium.
Content on this page was compiled with AI assistance using NHTSA complaints, TSBs, owner reports, and public automotive data. While we strive for accuracy, this information may contain errors. Always verify repair procedures and specifications with your vehicle's service manual or a qualified mechanic.
