RAM 1500 2018–2019 — technical service bulletin
Bulletin 9004082 · NHTSA communication 10162478 · issued May 22, 2019
Technical service bulletin
communication type
Engine and Engine Cooling
component
2018–2019
model years
2
vehicle entries
Official summary
FAN MODULE, Radiator Cooling For radiator fan concerns, please contact Sam Zarnegar at 248-944-5703 prior to replacement. If no response in 15 minutes, proceed with repair.
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.