Shop & Project Gallery
Meet Tim, see the recognition, and get a glimpse of what we do every day at Grizzly.
Meet Tim
Owner and the only mechanic working on your vehicle.
Our Shop
3711 W Mason St, Hobart, WI — easy to spot from the road.
Roadside Sign
Look for our green-and-yellow sign — 920-649-0203.
Best of 2026
BusinessRate Best of 2026 — powered by real Google Reviews.
Truck & Fleet Repair
Box trucks, work vans, and fleet vehicles serviced in-house.
Heavy-Duty Truck Work
Cooling system, electrical, and front-end repair on medium-duty trucks.
Turbo & Diesel Work
Turbocharger service and diesel performance repair.
Timing Chain Service
Precision engine work — timing chains, guides, and tensioners.
Engine Top-End Repair
Cylinder head, valvetrain, and gasket work done cleanly.
Engine Rebuilds
Full engine rebuilds and replacement engine installs.
Intake & Fuel System
Intake manifolds, gaskets, injectors, and fuel system service.
Driveline Rebuilds
Differential and driveline rebuilds — gears, bearings, and seals.
Rear Diff Service
Ring and pinion inspection, fluid service, and rebuild.
AC Recharge & Repair
Full R134a AC recovery, recharge, and leak diagnosis.
AC Component Repair
Evaporators, condensers, accumulators, and compressors.
Electrical Diagnostics
Parasitic draw testing and advanced electrical diagnosis.
Wiring Harness Repair
Full-harness electrical work most shops won't touch.
Steering & Suspension
Front-end, steering, and suspension diagnosis and repair.
ATV & Powersports
We work on more than cars — ATVs, UTVs, and powersports too.
Automotive · Truck · Fleet
Serving Hobart and Northeast Wisconsin since 2023.
Ready to Get Your Vehicle Back on the Road?
Call now or book online for a free estimate. Honest work, fair pricing, 28+ years of experience.