CK5 - The Full-Size GM Off Road Community

ok this may sound stupid but what is it for? I have always ran it in the middle because im not sure what it is.

http://www.users.uswest.net/~adamfam/dance.gif

It turns the volume of the output (your voice) up or down. If you havent had any work done to your radio you can run it just about all the way. If its been tuned& peaked probly 3/4 of the way is fine.

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