LOL! Why not try the correct bulbs??? (they are pricey...)
    Alan
> Joseph,
> 
> The silicone treatment might work, but it also might be very
> hard to remove if the bulb burns out.  Why not try a gob of
> the dielectric grease (same stuff used on brake slider
> pins).  Factories use this to seal and stabilize lots of
> factory bulbs.  might be just enough to keep it from moving.
> 
> Don Mallinson