Your Local Vehicle Experts in Gillette, WY
Waldner Auto Repair
New Waldner Auto Location!
Waldner Auto & Truck Repair is opening a new full-service Diesel Mechanic Shop. All Diesel trucks, Semis and other types of equipment will be serviced and repaired at the new shop at 4190 Countryside Drive, Gillette, WY. Due to setting up equipment and being fully equipped and ready the mechanic shop will open April 6th, 2026. Waldner Auto Repairs’ current location at 2525 South Douglas HWY will remain open and not interfere with the new shop.
Services provided but not limited to:
- Engine diagnostics and repair
- Regular maintenance
- Shocks
- Brake’s
- Oil Changes
- Differentials and drive axles
- Wheel Seals and Bearings
- Clutches & Transmissions replacement
- DOT inspections
- AC repair
Why Choose Waldner Auto Repair?
Specialized Expertise
We focus exclusively on transmission and drivetrain systems—no distractions, just deep experience.
Certified & Reliable
ASE-certified technicians and NAPA-backed parts for long-term peace of mind.
Honest Local Service
Proudly serving Gillette with transparent quotes, fair pricing, and no pressure.

