Contacts
Louden Motorcar Services, Inc.
11454 Reeder Road, Dallas, TX 75229
Mon To Fri: 07:30 AM – 05:30 PM
Sat - Sun: Closed
Call today for an appointment: 972-241-6326
Theresa - theresa@loudenmotorcars.com
Jon - jon@loudenmotorcars.com
Highland Park is four square miles of short drives. Preston Road to the Village, Armstrong Parkway toward Lakeside, the school loop, home again — and a BMW or Porsche that never sees a full warm-up cycle. That wears a car differently, and the parts that give up first are predictable once you have seen enough of them. Same parts, every time. Louden Motorcar Services works on BMW, Mercedes-Benz, MINI and Porsche only, from Reeder Road in northwest Dallas, and Park cars have been on these lifts since 1977. September heat is still in the forecast. Cooling and suspension checks belong on the list now.
Our experienced technicians deliver dealership-quality maintenance and diagnostics at competitive prices. We specialize in European auto repair in Highland Park, providing expert service for German vehicles such as:
Short trips are the hardest duty cycle a German engine sees, not the easiest. Water and fuel condense into cold oil and never boil off, direct-injection intake valves collect carbon, and the battery never fully recovers what the starter took out of it. A car driven from Beverly Drive to the Village and back four times a day can reach its factory service interval right on schedule and still be running oil that quit working a thousand miles ago. Time counts, not just mileage. We set the interval on how the car actually gets driven, which for most Park cars means the shorter end of the manufacturer's window.
A 40,000-mile Mercedes that has spent eleven years in a Highland Park garage is not a low-mileage car. Old car, clean seats. Coolant hoses go brittle sitting still, brake fluid pulls moisture from the air whether you drive or not, and the accessory belt cracks from ozone rather than use. Tires date-code out with tread still on them. The average US light vehicle now runs 12.8 years old, with passenger cars at 14.5, so age-based work is the norm. Mileage-based menus miss all of it.
Cooling failures cluster in the back half of summer, and September here still counts as summer. Plastic coolant expansion tanks and thermostat housings on BMW's turbocharged four- and six-cylinder engines go hard with heat cycles and eventually split at the seam, taking a water pump faintly noisy since July down with them on the first 100-degree afternoon on Northwest Highway that asks too much of it. It rarely waits for a convenient week. Open the hood cold and look at the coolant color. Brown means overdue. We pressure-test the system instead of topping it off and sending you home to find the puddle yourself.
We serve Highland Park from northwest Dallas. Reeder Road sits off Harry Hines Boulevard near Royal Lane — a straight run west along Northwest Highway once you leave Preston Road, or the Dallas North Tollway if you prefer the toll lanes, with Love Field just south of both routes. Leave the car before we open, collect it after we close, or let 24-hour towing bring it in if it will not move. We're insured through Zurich. Financing is available by third-party application.
At Louden Motorcars we offer all of the important services your car needs such as:
Check Engine LightOur shop features all of the latest tools and equipment in order to provide the highest quality service possible at a more affordable price.





Louden Motorcar Services, Inc. — 11454 Reeder Road, Dallas, TX 75229. Open Monday through Friday, 7:30 AM to 5:30 PM, closed Saturday and Sunday. Tell us how the car gets driven around the Park and what it is doing, and we will tell you what we would check first.
On Reeder Road in northwest Dallas, off Harry Hines near Royal Lane, west along Northwest Highway from Preston Road. Four marques only: BMW, Mercedes-Benz, MINI and Porsche, worked on here since 1977.
Most often a worn front control arm bushing or a lower ball joint, both common on 3 Series cars that live on speed-humped streets and alley aprons. Sway bar end links make a lighter, faster rattle. We check all three on the rack before quoting anything.
Sooner than the book number. Short-trip driving leaves fuel and water in the oil, so we shorten the interval and use the manufacturer’s specified grade rather than a generic substitute.
Yes, by model, year and mileage, with the fluid and filter specifications the manufacturer calls for. Every service gets logged. Nothing gets skipped, and your maintenance history stays intact when you sell.
A 2-year/24,000-mile warranty is available on qualifying repairs. Our technicians hold Master and Advanced-level ASE certifications, the shop has been a Bosch Authorized Service Center since 1986, and it has held the ASE Blue Seal of Excellence for more than 15 years.
Louden Motorcar Services, Inc.
11454 Reeder Road, Dallas, TX 75229
Mon To Fri: 07:30 AM – 05:30 PM
Sat - Sun: Closed
Call today for an appointment: 972-241-6326
Theresa - theresa@loudenmotorcars.com
Jon - jon@loudenmotorcars.com