RAM 2500 2023 — technical service bulletin
Bulletin 0821523 · NHTSA communication 10248607 · issued Sep 8, 2023
Technical service bulletin
communication type
Equipment
component
2023
model years
1
vehicle entries
Official summary
Radio Internal Amplifier Calibration The customer may experience the following: ? Hissing/water sprinkler/salt shaker noise coming from front/rear speakers. Heard when radio is on and no media is playing, or volume high/low with media playing. This bulletin involves performing a routine in the radio to reduce unwanted speaker noise.
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.