Over-the-air update notice 663.80
Manufacturer communication, from NHTSA Manufacturer Communications
- Published by NHTSA
- Aug 31, 2026
- Manufacturer
- CADILLAC
- NHTSA ID
- 11036490
- NHTSA category
- Over The Air
- Applies to, as stated by NHTSA
- CADILLAC CELESTIQ 2026
- Component, as stated by NHTSA
- UNKNOWN OR OTHER
Text of the manufacturer communication
• Improvements to power door opening and closing performance • Improved vehicle performance when driving in Reverse on slippery surfaces • Better One-Pedal Driving performance • Additional protection for battery health and prevention for battery drain • Improved accuracy for driver display messages • Better performance and reliability of wireless phone charging
- Manufacturer document number
- 663.80
- Date of the communication
- 2026-08-12
- Manufacturer campaign or software version
- 663.80
- Manufacturer component system
- SAM, TPIM, WCM / SAM (Side Access Module), TPIM (Traction Power Inverter Module), WCM (Wireless Charger Module)
NHTSA reuses some ID numbers across record types. If its page lists more than one record, this one is the manufacturer communication dated Aug 31, 2026.