If you want to save money and the crack doesn't bother you, you can do the following to stop the cracking extension:1 p+ {; m7 N7 q$ T6 K/ w
& T& X! P0 T6 i/ c(1) Buy a set-tube Epoxy (come with twin-tube to mix) at auto parts store or homedepot 4 Q* {: ^( M$ f 9 u. R3 F2 U' D(2) To buy a round or square think-glass-disk with diameter or side length of 1 inch. If you can't find it, you can go 99 cents stores or dollartree to buy a large-clear-cloth-button at similar size. & w5 z# D/ R4 K! f$ J, ?% B, u: E% P# Y. N
(3) Prepare Epoxy well, spread the paste to one side of the glass or button, attach it to the crack-upper-end from inside of windshield. Wait for 24 hrs. It'll be as solid as a rock and permanently stop the crack extension.