RAM 2500 2014 — technical service bulletin
Bulletin 1100414 · NHTSA communication 10221048 · issued Dec 3, 2014
Technical service bulletin
communication type
Back Over Prevention
component
2014
model years
4
vehicle entries
Official summary
Chirp Type Noise Emitted From Exhaust This bulletin involves replacement of the muffler to correct a chirp type noise that is emitted from the exhaust when the engine enters MDS mode. Vehicle operators may experience the following condition: Chirp Type Noise Emitted From Exhaust when entering MDS mode
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.