Worry-Free™ Nationwide Guarantee Our exclusive Worry-Free Nationwide Guarantee is the strongest available anywhere. Honored at over 2,500 auto body repair centers in the continental United States and Canada, it’s a sign of our commitment to your total satisfaction, providing security and peace-of-mind anywhere you go. National Warranty CollisionMax guarantees the repair workmanship meets generally accepted quality standards for the collision repair industry. The Worry-Free Nationwide Guarantee is honored at all CollisionMax Auto Body & Glass Repair Centers and more than 2,500 affiliates in the continental United States and Canada.