Automotive Diagnostics
Advanced engine and electrical diagnostics — check-engine, ABS, and sensor faults.
Mobile Mechanic & Automotive Diagnostics in the Black Hills
Fast, on-site diagnostics and fleet maintenance across Spearfish and the Black Hills. ASE Master Technician — we come to you to minimize downtime.
Services
Mobile Mechanic
On-site repairs for cars, trucks, vans — convenient mobile mechanic service across the Black Hills.
Fleet Maintenance
Scheduled fleet services and preventive maintenance to keep your business moving.
Customer Reviews
Jacob R.
★★★★★
"Great mobile mechanic — fast, fair, and got our van back on the road. Highly recommended."
Lisa M.
★★★★★
"On-site diagnostics after work hours made it easy. Clear communication and honest pricing."
Mark T.
★★★★★
"Fleet diagnostics and repairs done in the evening so our trucks stayed on route during the day."
Contact & Hours
Phone: 605-431-9705
Email: halvorson-mx@live.com
By appointment only — After 4:00 PM Monday–Friday and all day on weekends.
FAQ
Do you operate outside normal business hours?
Yes — all service is by appointment only after 4pm Monday–Friday and all day on weekends.
Do you offer mobile diagnostics?
Yes, full on-site diagnostics for cars, trucks, and fleet vehicles across the Black Hills.
What areas do you service?
Spearfish, Sturgis, Deadwood, Lead, Belle Fourche, Rapid City, and surrounding Black Hills communities.