When you buy a Mack®, you’re purchasing peace of mind. For 24/7 roadside assistance, call Mack OneCall at (800) 866-1177 Every new Mack truck comes with the benefits of Mack OneCall™. If troubles arise, OneCall is there to offer around-the-clock roadside assistance anywhere in the United States and Canada. No matter what roads you travel, Mack is along for the ride. Every truck is supported by more than 500 authorized dealers and parts and service locations coast to coast, and Mack’s network of qualified service facilities include more than 5,000 locations. When you need assistance, Mack’s extended network is ready to deliver. With six electronically linked parts distribution centers in North America, replacement parts are instantly located and shipped for overnight delivery. Problems don’t follow a 9-to-5 schedule that’s why Mack offers next-flight-out services outside of normal working hours, Sundays and holidays. Parts will be in the air, and you’ll be on the road sooner. With Mack’s warranty protection, you’re never alone. Trained technicians are prepared to provide warranty expertise both inside and outside of your normal dealer area. No matter where you are Mack has you covered. Mack stops breakdowns before they happen with GuardDog® Connect. This remote telematics solution monitors trucks from thousands of miles away, warning the driver of impending problems and rerouting vehicles to the nearest dealer or service center for assistance. Drivers, owner-operators and fleets are able to instantly access real-time maintenance information to monitor their truck’s performance. To learn more about GuardDog Connect click here.