Hopefully when it comes back your still in the same position.

Check current status and outage map.

If you need to change the schedules of these maintenance tasks, you must first disable them with an override and then create new system rules that match the configuration of the original rules with new schedules. Marvel Contest of Champions reports @Rinalds1000 @MarvelChampions My phone update finally fixed the problem and can finally complete 1 path without any issues 2020-06-15 10:00:58 Many manufacturers use a 30-60-90 schedule, meaning certain items need to be inspected, changed, or replaced at 30,000, 60,000, and 90,000 miles.
I had just finished my second run through and Act 3 Chapter 1 final stage, and it froze while the rewards were popping up.

A preventive maintenance schedule is a scheduled maintenance or service check of an equipment. GMC Pro Grade Protection provides owners of new 2019 and 2020 GMC vehicles a first maintenance visit within the first year of lease or purchase.

See if Marvel Contest of Champions is down or it's just you.

Preventive maintenance periodically checks an equipment to ensure that the equipment is operating properly and to avoid unscheduled breakdown of the machine, … The scheduled times of the grooming jobs cannot be reconfigured by using an override. Post yours and see other's reports and complaints