How to maintain Buick Excelle for 40,000 kilometers?

Maintenance method of Buick Excelle 40,000 km:

First, check the engine lubrication system and clean it.

Second, the front brake pad.

Third, synchronous belts and transmission belts.

Fourth, it is recommended to clean the throttle and injector.

5. Replace the four filters and oil: oil filter, gasoline filter, air filter and air conditioner filter.

Sixth, look at the oil level of the gearbox.

Seven, check the high voltage line and spark plug.