updated information about the fees for parking at the MGM Grand parking garage, along with valet info, directions, Garden Arena parking, and more. For registered MGM Resort property guests, the 24 hour parking fee (self or valet) Parking fees are subject to change and parking is subject to availability. Pricing and Operations; M life Parking Benefits; Multi Property Parking Benefit Why did MGM Resorts implement parking fees? How does fee parking work? .. over 4 hours to 24 hours at the following resorts: MGM Grand, Mandalay Bay.