Jon's Auto & Diesel Repair is a reputable auto repair shop in Tomball, Texas, that serves drivers from Tomball, Spring, Magnolia, Conroe, and the surrounding areas. Our ASE Certified specialists, which include BMW and Ford Master specialists, offer skilled servicing for domestic, Asian, European, and light-duty diesel vehicles. We specialize in diesel repair for Powerstroke, Cummins, and Duramax engines, as well as brake and suspension repair, wheel alignments, engine and transmission repair, diagnostics, electrical repair, auto air conditioning and heater repair, preventative maintenance, fleet services, and key fob programming. Using Digital Vehicle Inspections and advanced diagnostic technology, we provide honest recommendations and dependable repairs backed by a 2-year/24,000-mile warranty.