Transmission valve body introduce

Transmission valve body: Introduction to the transmission valve body: 1. The transmission valve body can be used for shifting between high and low gears. When the vehicle speed reaches a certain gear, hydraulic oil pushes the valve body to automatically shift the gear to that gear. The automatic transmission can automatically change the transmission ratio according to the engine load and speed, so that the car can achieve good power and fuel economy, and reduce engine emissions pollution. 2. The automatic transmission is easy to operate, When vehicles are congested, it can greatly improve the safety and reliability of vehicle operation. Electronic controlled automatic transmissions are usually composed of five parts: hydraulic torque converter, planetary gear transmission system, shift actuator, hydraulic control system, and electronic control system)

Symptoms of Damaged Transmission Valve Body

The function of the gearbox valve body is to drive the gearbox to shift high and low. The gearbox valve body controls various shifting mechanisms by converting the oil circuits inside the valve body. Of course, there may be damage to components on the vehicle, such as the gearbox valve body. The reasons for damage may include the following: 1. Insufficient internal pressure caused by structural damage or insufficient sealing inside the valve body, resulting in difficulty in separating or combining shifting actions; 2. The electromagnetic valve or mechanical part inside the valve body is damaged, causing the original function to not function properly; 3. If the oil in the valve body is used for too long and there are too many impurities in the oil, it will cause the valve body to operate slowly. If the time is too long, it will exacerbate the wear of the valve body. Symptoms of a damaged transmission valve body: 1. Impact sensation during upshifting and downshifting, and obvious jerking during shifting; 2. There is a strong jerking sensation when shifting gears, and the shifting motion is not smooth, etc; 3. The gearbox makes abnormal noises while driving; 4. The instrument panel displays a transmission fault light

Buick Excelle XT introduce

The Buick Excelle XT is more fashionable and sporty, with a focus on home use. The Buick Excelle XT's stylish two box sporty appearance is loved by many young people, while the Buick Excelle GT is a three box car that leans more towards home use from the inside out and is no longer as flamboyant. It can be said that the launch of the Excelle GT has expanded the audience of the Excelle series trains. The overall design of the Excelle GT three box car is more oriented towards home use, with a more stable appearance compared to two boxes. From the perspective of appearance, The GT tends to be the popular mid size Buick LaCrosse, also known as the "Little LaCrosse". The Excelle XT is generally more sporty, and from the front face, there is a certain difference between the two cars. The front of the Excelle GT is more rounded and thick, while the Excelle XT has a "steel cannon temperament", full of fashion and sportiness. The headlight design of the Excelle GT is more regular than that of the XT, and the eyes are not as sharp as the XT. The bright and lively upward sloping headlights integrate the width indicator lights, low beam lights, high beam lights, and corner turning lights, The large three shield emblem is embedded on the wide waterfall style air intake grille. The Yinglang GT has two additional gill shaped heat sinks on the engine compartment cover, adding some embellishments to the engine compartment cover. The Yinglang GT has a smooth side shape, which is very in line with people's aesthetic of family cars. After adding one more compartment, the body proportions are still coordinated The shape of the triangular window on the C-pillar has slightly changed compared to the XT. Compared to the Excelle hatchback XT, the roof of the Excelle GT is more protruding, so the rear headroom will be more comfortable