• Maryland State Inspection Station •
• Certified Emission Repair •
• Full Service Vehicle • Repair Shop •
• Hertz Rental Cars •
Gaithersburg Exxon
408 North Frederick Avenue • Gaithersburg, Maryland 20877
Map & Directions

Phone: 301-840-1821
Fax: 301-869-0957

Service Department Hours:
Monday-Friday: 8:00am - 6:00pm
Saturday: 8:00am - 12:00pm

Click here to email us
Family Owned & Operated Since 1975

Serving the community for over two decades, Gaithersburg Exxon is proud of our commitment of service to you. We're a family owned and operated business, with a reputation for honest and reliable service.

We perform all major repairs. We also perform all 15,000, 30,000, and 60,000-mile factory recommended services. We are proud to offer the complete quality line of BG products and services.

Gaithersburg Exxon is convenient to Damascus, Darnestown, Flower Hill, Fox Chapel, Germantown, Kentlands, Milestone, Montgomery Village, North Potomac, Quince Orchard, Rockville, Shady Grove in Montgomery County, Maryland.

Maryland Certified Emission
Repair Facility (VEIP)

If you have service needs, please feel free to discuss them with us. We do it all, from complete engine replacements to batteries, tires, and other accessories.

We are a certified Maryland Inspection Station.

We provide complete Emission Repair Service.

 ASE Certified


Guaranteed Service

All repairs are guaranteed for one year or 12,000 miles. We're proud of our A.S.E. Certified Technicians. You can be assured that your repair work will be done right. We work hard to earn your trust, because we know a satisfied customer will keep coming back.

We consider your car or truck a major investment, and we would like to help protect that investment.

At Gaithersburg Exxon, we guarantee customer satisfaction.

We offer a large variety of Napa and AC Delco parts, which carry a guarantee of customer satisfaction.

Also offered is a transmission flush service, coolant flush service, brake fluid flush, engine oil flush, power steering flush, front and rear differential service and fuel system cleaning. Ask for details.

Click Here for Our Specials.

When you have a service need, you can rely on us. We can do it all, professionally and reliably.

We specialize in all your computer system repairs, foreign and domestic. We use the latest computer technology to perform diagnostic procedures and provide you with a complete estimate before the work is done.



Hertz Car Rental

We're also a Hertz Rental car agent and we look forward to filling any of your rental car needs.

We thank you for your business and the opportunity to serve you.