For replacing the glass, it has to be figured first how it will be taken out. Even though it is shattered into countless pieces, the glass would have to be removed from the edges before installing a new one. For a door glass, the door panel has to be removed to access the mechanism that moves the window up and down. The glass is attached below. The fix auto glass and rear window glass requires the trim and the rubber gasket to be removed. The rubber gasket has to be replaced with a new one as the new one is installed. The car manual will be of help for removing and replacing the glass.
If the crack looks exactly the same when completed, it's very likely the technician didn't inject the resin properly. A properly completed repair with cause each area of the damage to disappear from at least from one angle of vision (ex: looking from one side, looking from below, looking from above, etc.).
The secret to doing a lot of repairs is knowing where and copyright people. Mostly it is a function of letting them know you there and able to do the repair. Problem is most people wake up thinking about how to find someone who needs windshield repair.
This is true only if you want to overpay. There are windshield crack repair specialists that offer fast and affordable service, and they often come to your home or office to fix auto glass repair your windshield while you work.
I write down my goal the night before, that way I can sleep on it, knowing that when I wake up I have a purpose. The alternative is waking up with a stupor of thought and wasted time, trying to figure out what you are going to do.
The primary issue, whenever you want to mend a chipped windscreen, is whether you should repair or replace the glass. The majority of auto glass stores will try to mend a chip or crack, provided it isn't positioned right in the driver's line of vision. They utilize a clear resin which gets dropped on top of the chip and mended with ultra violet lighting. Then, the clear resin will cure, which causes the crack to become invisible. Most chips or cracks can be mended effectively in this way. This technique can mend tiny chips, along with bigger spider's web type chips. If a hole has appeared in the windscreen, or the chip has expanded too much, you should opt for windshields replacement.
Be sure to choose a licensed glass shop in your area. There are a lot fly by night shops out there. You pay a lot of money for your vehicles so you want quality work at a fair price. Do the homework before you have this procedure done because proper preparation before installing a windshield will keep your car from having rust issues which may cause water leaks.