Do I need to apply a crystal coating on a new car, as offered by the 4S shop? Is it good for the car paint?

Do I need to paint letters on the Ford F-150's door?

Hey, if I actually buy this, do I need to go to Xianyu to get the benefits? When I asked at the 4S shop, there weren't many benefits. Can someone with experience let me know?

Where should I go for maintenance? Do I need to make an appointment, or can I just go directly to a 4S shop like with traditional cars?

Why is maintenance at 4S shops so expensive, folks? Can I get maintenance done outside of 4S shops?

I just received the news that the local 4S shop has closed. I want to ask, for car owners without a local 4S shop, how do you handle regular maintenance? Do you have to go to another city for the 15 maintenance services over the 5 years for a new car?

Should I replace the battery at the 4S shop or do it myself? I'm torn.

Can I get this car serviced at a Hyundai 4S shop?

Will there be a color difference if I get the grapefruit gray touch-up paint done outside? Do 4S shops have the original paint?

This car has been abandoned by the manufacturer, and Dongfeng Fengxing is about to go bankrupt. What should everyone do if they can't find a 4S shop? Do you usually get maintenance at the 4S shop?

The windshield washer isn't spraying water, even though the tank is full. Does anyone know what's going on? Do I need to go to the 4S shop to fix it?