same problem. Vizio codes below do not work nor does the Directv code 32464. My remote is the RC65RX.
Vizio S3820w-C0 Sound-bar remote codes
For programming a universal remote to control the sound-bar use the following codes:
For additional information on programming your particular brand of universal remote please refer to the remote's user manual or contact the manufacturer of the remote.
NOTE: There is no guarantee that every universal remote on the market with operate correctly with the VIZIO Sound-bar.