What does service code D1 mean on a 2009 acura MDX?

Service code D1 on a 2009 Acura MDX indicates a routine maintenance service that includes an oil change and a tire rotation. The "D" signifies the more comprehensive service interval, while the "1" refers to additional checks such as inspecting the brakes and fluid levels. It's essential to follow this service to maintain the vehicle's performance and longevity. Always consult the owner's manual for specific recommendations and details.