Those knobs unscrew from the thin metal shafts.

Mark

Jeffrey Tschumperlin wrote:

> I need to remove these knobs to get to the heater deflector as I want to
> install some marine cup holders on it.  Do they just pull off?  I
> tried that
> and didn't seem to budge.  Any recommendations would be greatly
> appreciated.
>
> JT
>
>