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.

Testimonials

"Hillmuth always does quality work in a courteous and professional manner."
W. Coopersmith
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Additional Maryland Automotive Services

To keep your vehicle in the best condition possible, it requires care other than urgent repairs and regular maintenance. Each of our four auto service locations (located in Clarksville, Columbia, Gaithersburg, and Glenwood, Maryland) are capable of providing you and your vehicle with the following additional automotive services:

  • Complete Fuel System Service
    Recommended every two years or every 30,000 miles additional. Helps reduce emissions and improve drivability and fuel mileage. Clean throttle body area; use induction system cleaner to clean intake manifold area and intake valves; clean fuel injectors; install fuel additive to clean entire fuel system, remove carbon.
  • Four Wheel Alignment – Recommended once a year
    Set tire pressure; inspect all steering system and suspension components for wear; set front toe-in, caster, camber and rear end toe-in.
  • Induction System Cleaning – Recommended every 30,000 miles or two years
    This service helps reduce emission plus improve drivability and fuel mileage. Clean throttle body area; use induction system cleaner to clean intake manifold area and intake valves; install fuel additive in tank to clean fuel injection system and remove carbon. Carbon build up is the leading cause of poor fuel economy, and premature failure of emissions sensors.
  • Complete Cooling System Service – Recommended every two years or every 30,000 miles (Green), Other Coolants Change out at 60,000 miles than every 30,000 miles after that. (Blue, Pink, Red, Orange, Gold)
    Check all hoses and belts; pressure test system; check heater, defroster and cooling fan operation; flush and recycle anti-freeze; correct coolant mixture to a 50/50 mixture; insure proper pH balance; check for leaks; road test vehicle. reduces buildup of scale which can cause blockage in system, and corrosion build up.
  • Air Conditioner Service – Recommended seasonally
    A/C performance test; check system pressures; check condenser and radiator cooling fan operation; inspect all A/C components for wear, leaks and proper operation. Evacuating and Recharging the system and check for leaks additional.
  • Brake Service (front or rear)
    Remove and replace pads or shoes; resurface rotors or drums; inspect brake lines and components; test parking brake. Clean surface contact between hub and rotor by removing rust.  Lubricate caliper slides, and cleaning of the caliper piston.  Replace brake hardware if necessary. Ask about our brake squeal parts and labor guarantee!
  • Replace Brake Shoes/Turn Drums
    Road Test. Remove wheels and drums, check shoe wear, check hold down springs and brake hardware, check shoe backing plate movement, check wheel cylinder for leakage and free movement. Check emergency brake operation, check drum measurements for specs, turn drums on the brake lathe. Remove old shoes, check backing plates for even shoe seat. Clean backing plates and hardware. Lubricate backing plate. Install new shoes and hardware. Install finished drum. Install wheel, and torque to specs. Check emergency brake for proper adjustments, road test for proper operation.
  • Complete Automatic Transmission Service – Recommended every 30,000 miles
    Add flushing cleaner to transmission; hook-up flush machine; completely flush all transmission components; replace all transmission fluid; add transmission conditioner; check for leaks.
  • Check Brakes, Clean and Adjust – Recommended yearly or 15,000 miles
    Road test, note pedal height, feel, before and after. Remove all wheels and drums. Inspect shoes and pads for wear. Check rotors and drums for excessive heat, check rotor and drum run out. Check brake hardware for proper functioning. Check emergency brake operation. Check hydraulics, clean brake shoes and pads. Adjust shoes. Install and re-torque wheels. Adjust tire pressure, check master cylinder operation & fluid levels. Road test, note brake life percentage on repair order, check fluid condition or contamination.
  • Brake Fluid Flush and Change – Recommended every 30,000 miles or two years
    Flush old fluid from 4 corners of the vehicle.  Remove all contaminated or worn fluid from system and ABS Module, bleed air out of system; inspect reservoir and cap; inspect lines and fittings. NOTE: This service may be suggested with a brake service.
  • Power Steering Fluid Service – Recommended every two years or 30,000 miles
    Complete power steering fluid flush. Install cleaner into reservoir and flush out old fluid and install new fluid. Inspect all components for wear, leaks and proper operation; fortify fluid with power steering condition.
  • Maintenance, Replace Spark Plugs – Recommended as required by manufacturer
    Replace spark plugs. Some vehicles may require Copper (30,000), Platinum (60,000), Double Platinum (90,000), or Iridium Plugs (105,000).  Different mileage intervals are suggested with the type of spark plugs that the manufacture requires to run efficiently.  Hillmuth will verify type at time of service. Intervals.
  • Fuel Motorvac Service – Recommended every two years or 30,000 miles
    Helps reduce emissions and improve drivability and fuel mileage. Clean throttle body area; use induction system cleaner to clean intake manifold area and intake valves; clean fuel injectors; install fuel additive to clean entire fuel system, remove carbon. Cleans internal fuel filter inside of tank, fuel rail and supply lines.
  • 3,000 Mile Service
    Road Test Vehicle, 27 point Courtesy Inspection.  Check tire pressure, Lights, Steering and Suspension Components, top off all Fluids, reset Maintenance Light. Estimate any additional service recommendations, and or any safety concerns.

Our services will meet and exceed manufacturer warranty. We can also customize your service to meet your vehicle needs. Prices are for most vehicles, but may vary due to parts and accessibility.

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)