Diesel Engine Repairs in
Waukesha, WI
Over 60 Years in Business | ASE-Certified Technicians | Nationwide Warranty
Over 60 Years in Business
ASE-Certified Technicians
Nationwide Warranty
Expert Diesel Diagnostics and Repairs Since 1958
Diesel engines are built for power and durability—but when something goes wrong, they require specialized care. At Jerry’s Automotive Service LLC, we’ve been servicing diesel trucks for over six decades. Our ASE-certified technicians are trained to diagnose and repair light and medium-duty diesel engines with precision and efficiency.

Whether you’re dealing with hard starts, loss of power, or excessive smoke, we’ll get to the root of the problem and get your truck back on the road—fast. Request an appointment today to learn more.
Diesel Engine Services We Offer
Here are the services we offer our customers:
- Diesel engine diagnostics and performance testing
- Fuel injector and pump service
- Turbocharger repair and replacement
- Glow plug and cold start system repair
- Cooling system service
- Oil leak diagnosis and repair
- Preventive maintenance for diesel trucks
We specialize in servicing Ford Powerstroke, Ram Cummins, and GM Duramax engines. Contact us today for more.
Why Choose Jerry’s for Diesel Repair?
Here's why you should choose us for your diesel repair:
- Trusted diesel repair since 1958
- Light and medium-duty truck expertise (up to 5500 series)
- Advanced diagnostic tools and equipment
- Honest, transparent service
- Fleet and personal vehicle support
Request an appointment today.
Diesel Problems? We Can Help
Don’t let diesel issues slow you down. Call us or schedule your diesel service online.
Share On: