Ernies Automotive 17731 Grand Ave, Lake Elsinore, CA92530 Ernies Automotive is a full service auto shop located on the industrial strip on Grand Avenue. The shop itself is housed…More in a converted single family home. Ernie offers complete auto repair on all foreign and domestic cars and trucks. Services include rebuilt transmissions and engines, electronic diagnostics, brakes and more. Ernie's Automotive has two hydraulic lifts in the rear of the shop, making it easy to repair large trucks, buses and construction equipment. Ernie also services automotive air conditioning units.