new HIC Scion tC roof visor
#411
for those whose visors stuck up, i would push it down for a bit every day, maybe 5-10 sec while your car's warming up, for about a week just to make sure it stays on. It really shouldn't be giving people this much trouble. I used no heat gun/blow drier on mine, but I did put an immense amount of pressure on the visors for a good 5 min and the adhesive's bond has yet to break.
#417
That's good, because 3M and sub-temperatures don't mix too well.