Need an ignition interlock device near San Jose? Intoxalock is available at MVM Engine Mechanical, a certified Intoxalock ignition interlock installer. We can install your breathalyzer in cars, trucks, vans and other vehicles.MVM Engine Mechanical is a family owned and operated full-service automotive repair business. We have served San Jose and the Bay Area for 15+ years with superior quality, reliability, honesty and efficiency. MVM has been an authorized ignition installer for Intoxalock since 2009.