The National Institute for Automotive Service Excellence (ASE) will offer over 40 certification tests for technicians and parts specialists at 700 locations in the U.S. and Canada on the evenings of May 6, 8 and 13. The registration deadline is Mar. 28. The offered tests include certification for medium/heavy truck, truck equipment, school bus, engine machinist, alternative fuels/CNG and parts specialist. Sample test questions as well as full details on registration procedures and policies are available online at the organization’s web site, www.ase.com. Technicians can register online at the web site. Phone registration will also be available starting Mar. 3 at 877-564-8661.