What is A7 service on Mercedes E350?

The A7 service on a Mercedes E350 is part of the manufacturer’s scheduled maintenance program, typically occurring around the 70,000-mile mark. This service includes a comprehensive inspection of the vehicle, an oil change, and the replacement of the oil filter, along with checks and potential replacements of various components like brake fluid and air filters. It's designed to ensure that the vehicle continues to operate efficiently and safely. Regular adherence to these service intervals helps maintain the vehicle's performance and longevity.