SERVICE, SAFETY AND SUPPORT. PACK MULE is here to keep you running. Product Registration Register for full warranty coverage and important product notifications. Contact Support Technical issues? Warranty Claims? We can help! Product Manuals Your essential guide to Pack Mule vehicles and towable carts. Maintenance Schedule Extend the life of your Pack Mule with this handy guide. Warranty Info All you need to know about our industry-leading warranty. Technical Drawings For when you need exact dimensions of our Towable Carts. Safety Videos An easy way to reduce the risk of accidents in your facility. Error Codes Solutions for your Smart Display and LED error codes.