Mast Service Center

Established in 2005, Mast Service Center is a full-service automotive, heavy-duty truck, and RV repair shop located in Etna Green, Indiana. Led by owner Eric Troyer—recipient of the 2019 Unique Training Solutions Top Tech Award—our team of experienced ASE-Certified auto mechanics and heavy-duty diesel technicians is committed to keeping passenger vehicles, commercial fleets, and big rigs operating safely. Our comprehensive services include computer diagnostics, electrical troubleshooting, brake service, steering and suspension, wheel alignments, major engine repairs, driveline work, preventive fleet maintenance, and tire care. To keep service convenient and stress-free, we offer a mobile service unit dispatched directly to disabled heavy trucks and RVs, complimentary customer loaner cars, and local vehicle pick-up and drop-off service.