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June 26, 2020 Service bulletin

Volume knob does not function properly if you confirm

Nissan technical service bulletin NTB20-046 for 2019-2020 Nissan Altima.

Bulletin number
NTB20-046
Component
Equipment adaptive/mobility
Summary
2019-2020 ALTIMA; VOLUME KNOB DOES NOT FUNCTION PROPERLY IF YOU CONFIRM The customer states the speaker volume does not change or changes erratically when rotating the volume knob. ACTION 1. Rotate the volume knob rapidly two times, for a total of 60-seconds, to remove contaminate build-up. 2. Update the display control unit software.

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