What is a B service on a M ercedes SUV?

A B service on a Mercedes SUV typically refers to a comprehensive maintenance check that occurs approximately every 20,000 miles or every two years, depending on driving conditions. This service includes an oil change, replacement of the oil filter, and a thorough inspection of various vehicle systems such as brakes, tires, and fluid levels. Additionally, it may involve replacing the cabin air filter and other components as needed. The B service is essential for ensuring the vehicle's optimal performance and longevity.