RAM 1500 2026 — technical service bulletin
Bulletin 08-308-26 · NHTSA communication 11036154 · issued Aug 6, 2026
Technical service bulletin
communication type
Electrical System
component
2026
model years
1
vehicle entries
Official summary
Flash: Electronic Shift Module (ESM) Updates Customers may comment on one or more of the following: SYMPTOM: ● Shifter is unresponsive. ● Unable to start the vehicle. ● “Service Shifter” message displayed in the Instrument Panel Cluster (IPC). This bulletin involves inspecting and possibly reprogramming the ESM with the latest available software.
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.