Why Choose Hillmuth?

  • Experience. We have been in the automotive business since 1978.
  • Convenience. Hillmuth has four Maryland service locations to better serve you.
  • Friendly. As a family-owned auto repair business, our staff strives to be personable and courteous.
  • We Care. Hillmuth doesn't just fix cars, we're eager to offer advice and have maintenance programs available to help extend the life of your vehicle.


"Hillmuth always does quality work in a courteous and professional manner."
W. Coopersmith
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Hillmuth Certified Automotive Satisfaction Guaranteed


We want our customers to know that they have found an automotive service and repair facility that looks after their interests.

We provide a 24 month, 24,000 mile nationwide warranty on parts and labor for Major Repairs which include:

  • Engine
  • Transmission and Drive line repairs
  • Water pumps
  • Fuel pumps
  • Power steering pumps
  • Power steering racks
  • Brake hydraulic repairs

Oil leaks are not covered under the 24 months, 24,000-mile warranty other than the actual seal or gasket that was replaced.

All other parts 24 month, 24,000 mile warranty must have copy of original invoice.

Exhaust Mufflers have a limited lifetime warranty.

Shocks and struts have a limited warranty.

Brake Squeal limited lifetime warranty; with BG brake quiet includes parts and labor (1) replacement.

Locations and Restrictions
The Hillmuth Satisfaction Guarantee applies at all four of our Maryland locations:


Click here to view the areas that we serve

Maryland Auto Repair and Auto Service Areas:

  • Howard County Auto Repair and Auto Service: Columbia (21044, 21045, 21046), Clarksville (21029), Cooksville (21723), Dayton (21036), Elkridge (21075), Ellicott City (21042, 21043), Fulton (20759), Glenelg (21737), Glenwood (21738), Guilford (20763), Hanover (21075, 21076), Highland (20777), Marriottsville (21104), Savage (20763), West Friendship (21784), Woodbine (21797).
  • Montgomery County Auto Repair and Auto Service: Ashton (20861), Bethesda (20814, 20815, 20817), Brookville (20833), Cabin John (20818), Chevy Chase (20815), Damascus (20872), Derwood (20855), Gaithersburg (20882, 20878, 20879), Germantown (20876), Kensington (20895), Olney (20832), Potomac (20854), Rockville (20850, 20851, 20853), Silver Spring (20904, 20905, 20906)