chevy g20 hhr impala front bumper

Front half of bumper

20 years ago, the front and rear bumpers of cars were mainly made of metal materials. They were stamped into U-shaped channel steel with a thickness of more than 3mm. The surface was chrome plated, riveted or welded with the frame longitudinal beam. There was a large gap with the car body, which seemed to be an additional component.

Rear half of bumper

With the development of the times and the progress of industry, the bumper should not only have the protection function, but also have the appearance value. It should be unified with the body design and pursue lightweight. It has become a plastic bumper that can be seen today, and more and more are used to protect pedestrians.

The epidermis exposed at the front is often the most vulnerable. Therefore, this time, Miss accidentally scratched the epidermis. She said she was very distressed and hoped that some methods could be used to cover it up. Summarize the questions you often ask.

1. I shaved a little. Do I need to repaint?

As it is made of plastic, it can be painted or not depending on the circumstances, except for high-end cars. Of course, if you scrape paint on other things, you can find a bit of polishing wax for treatment, or go to a special store to deal with the appearance.

1. is it necessary to replace all the broken parts?

This problem is the most difficult. A new one must be the most simple and clear solution. Of course, if appropriate, you can repair it in a special store at your own discretion.

1. Steps to repair the front bumper trip:

Remove the bottom plate of the engine.

Then use the hot air gun to heat and melt the damaged tripping position, and cooperate with the welding rod to integrate it.

Then install a new bumper snap, as long as it is fixed at the repair position. After fixing, use the art knife to correct it.

Install the components in reverse order. Make sure that each buckle is installed properly, otherwise it will trip again.

1. How to repair the bumper depression?

Many car owners are interested in repairing the sunken car without the paint falling off. The plastic is deformed. If you want to restore it and apply external force after heating, it is easiest to restore it as it is! Many car owners choose to water the car with boiling water, and then push it out with their hands inside the car body. They don't deny this practice, but they don't think it can completely restore the bumper to its original shape! The best way is to go to the repair shop and let them heat it with a hot-air gun to repair it. After all, they are professional! But if there are dents and scratches on the bumper, go directly to the repair shop for repair! After all, if you want to repaint, you can't solve the problem by yourself!

1. How to repair the broken bumper?

The method to repair the broken bumper is to bake and blend the plastic welding rods with a hot blow gun. Because many materials are different, they can not be well adhered to each other, so the welding position will become very thin during the later grinding, so the repair effect is not very good. At this time, it is necessary to use the planting nail welding gun. First, align the gap of the bumper, clean it, and heat and fix it to the gap center with the return nail of the planting nail welding gun, Just like adding steel bars to the concrete, do you want to feel stronger than the original after repair! After all the cracks are welded with a welding gun and then polished and painted, no trace can be seen!

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