RAM 1500 2026–2027 — technical service bulletin
Bulletin OTHERDOC_175 · NHTSA communication 11037366 · issued Sep 8, 2026
Technical service bulletin
communication type
Electrical System
component
2026–2027
model years
2
vehicle entries
Official summary
Radio Over The Air Update to U43.17 R1H Software Version (FOTA) Customers may experience one or more of the following:- Navigation Stability - Android Auto & Carplay stability & connectivity- Air suspension- Trailer Tow pages- Power management app- Distorted/glitchy display prior to start‑up animation- Text appearance display- Widget incorrect display- Turn signal blind spot response timing- Audio cut out - Drive Modes selection- Park assist Guidelines selctio
Vehicles covered
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.