For the BYD Song PULS fuel version, if you're not going to the 4S shop for maintenance, what type of engine oil and transmission fluid should be used?

What type of transmission fluid should be used for a Mazda CX-7 2.5?

For the BYD Song PULS fuel version, if you're not going to the 4S shop for maintenance, what type of engine oil and transmission fluid should be used?

Are there no more 4S shops now, so should I go directly to a repair shop for maintenance?

What type of oil should be used for a Nissan Kicks during maintenance?

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

Is there any oil consumption issue with the 2020 BYD Song PLUS fuel version?

Does anyone know how to maintain the transmission for the Pentium 8AT version? I've been asking the 4S shop for a long time, and they keep saying it's out of stock. Can I get it serviced at an external transmission repair shop? Just using gravity oil change, can other maintenance kits be sourced at external repair shops?

BYD Song Plus 2.0 Fuel version, the windshield washer fluid doesn't spray out, but after driving for a while, it starts working again. What could be the problem?

What type of engine oil should everyone use for maintenance?

If I don't go to the 4S shop for maintenance during the warranty period, will it void the warranty? How much does it cost for maintenance at the 4S shop?