Specialties: Our auto repair shop in San Diego specializes in Transmission Repair, Engine Repair, Brake Shop, Diagnostics, Auto Electric, Transmission Rebuild, Engine Rebuild, Head Gasket Replacement, Evap System Diagnostics, Shocks Replacement, Suspension, Clutch Replacement, Tune-Ups, General Auto Repair, and Oil Change Services. Established in 2013. SMC Automotive is a full auto repair facility in El Cajon, CA. We can assist you with all of your repair needs. From simple oil changes to transmission rebuilding, we are here for you. Our new auto repair shop in El Cajon provides a convenient location for drivers in San Diego County, including El Cajon, La Mesa, Santee, Spring Valley, and Ramona.