Scheduled maintenance is due either every 12 months or every 15K miles, whichever occurs first. So, 50K miles is a weird number... But regardless, most scheduled services are glorified oil changes and fluids top-ups, brakes check, etc. Brake fluid should be replaced every 3 years, brake lines every 6. Air filter, transfer case and locking rear diff fluids every 75K miles. Open diffs and ATF every 10 years (!!!) So, with the possible exception of a brake fluid change your 2011 is likely due for an oil/filter change and little else. Are you going to a stealer or an independent garage, and where are you located?