Sometimes there is no life left in them. They get so brittle there is no way to feather in the new shingles.
On older vehicles you replace the entire headlight. On the newer vehicles you just replace the bulb unless the headlight assembly is damaged.
Don't bother, just replace the entire axle. Once the boot is damaged, the CV joint is contaminated and it will not last very long. It's just an exercise in futility to replace the boot, and the effort is almost as great as if you replaced the entire half-shaft axle.
Yes, you can replace just the tank of a toilet without having to replace the entire toilet fixture.
Yes, it is possible that a company can repair just the concrete that needs to be replaced. It will however be cheaper for them to remove the damaged area and replace it.
Are you asking how to replace the entire headlight assembly -OR- how to replace just the headlight bulb? Just the bulb.
Unless the housing is damaged, there is no reason to replace it. Just replace the gasket.
i just asked my teacher and no they cant as they have no proof
Yes, it is possible to replace just the toilet tank without replacing the entire toilet.
You have to replace the entire headlight assembly not just the cover.
You can not, you will have to replace the entire tail light.
It depends on the cause of the issue. If the tire is damaged or worn out, you may need to replace both the tire and the tube. If only the tube is punctured, you can just replace the tube.
Yes, you can indeed just replace the shower hose. There is no need to replace the entire thing if it does not need to be.