Always is a chance that the stripe is to old and hard, and you have hard time to remove it.
Than you can use the eraser. I suggest the eraser if you not familiar with heat gun too.
Don't take to long to burn in to gel coat. I see that happen....
Good luck wit your project.
If they respect you, respect them. If they disrespect you, still respect them. Do not allow the action of others to decrease your good manner, because you represent yourself not others.
-2001 Maxum 2100 SR2 Sport -1997 Regal 258 Commodore (Sold)