Address 23-30 Vassar Trail Hopatcong, NJ 07843 Phone 973-770-5531 Description As residents of Michigan, you can now relax knowing that Panther has got you covered. Panther Garage Door Repair Service provides a world-class garage door service to residents of the U.S. state of Michigan, and you can easily call us at (734) 412-4998. Panther Garage Door Repair Michigan provides a wide range of repair services that include: Garage Door Opener Repair, Garage Door Spring Repair, Garage Door Cable Repair, Worn-Out Garage Door Repair, General Garage Door maintenance and lots more!