Cadillac CT4 2023–2024 — service campaign
Bulletin N242435630-03 · NHTSA communication 11007678 · issued Sep 11, 2024
Service campaign
communication type
Electrical System
component
2023–2024
model years
14
vehicle entries
Official summary
Customer Satisfaction Program - certain vehicles may have a condition where the battery is at risk for a drain following an over-the-air update. Dealers are to reprogram the serial data gateway module.
Vehicles covered
- 2023 Cadillac CT4
- 2024 Cadillac CT4
- 2023 Cadillac Escalade
- 2024 Cadillac Escalade
- 2023 Cadillac Escalade Esv
- 2024 Chevrolet Silverado 1500
- 2024 Chevrolet Silverado 2500
- 2024 Chevrolet Silverado 3500
- 2024 Chevrolet Suburban
- 2024 Chevrolet Tahoe
- 2024 GMC Sierra 1500
- 2024 GMC Sierra 2500
- 2024 GMC Sierra 3500
- 2024 GMC Yukon
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.