The Mitchell 1 2019 Emission Control Application Guide, No. ECAT19, offers coverage for domestic and import cars, light trucks, vans (diesel engines) and Class A motor homes with gasoline engines, model years 1966-2019. Specific content features in the 2019 edition include: emission application tables; engine displacement conversion charts; emission control visual inspection procedures; approximately 40 years of domestic and imported basic ignition timing specifications; 1980-2018 maintenance reminder light rest procedures; I/M areas that require ignition timing and EGR function testing; and more.