How often does the LaCrosse throttle clean?

The LaCrosse throttle is cleaned every 20,000 kilometers. Throttle is a controllable valve that controls air to enter the engine. There are two types: traditional cable throttle and electronic throttle. After the gas enters the intake pipe, it will be mixed with gasoline to form a combustible mixture, which will be burned to do work. The air filter is connected with it, and the engine block is connected with it. The LaCrosse is a medium-sized car with length, width and height of 5026mm, 1866mm, 1459mm, wheelbase of 2905mm and body weight of 1535kg. The front suspension of this car is McPherson independent suspension, and the rear suspension is multi-link independent suspension. It is equipped with 1.5t turbocharged engine, with maximum horsepower 169ps, maximum torque of 250nm and maximum power 124kw.