Auto Repair in Somerville, MA · Union SquareHonest work.Fair prices.

Union Auto Services is the family-run shop on Washington Street where Somerville brings its cars, foreign and domestic, for repairs done right the first time.

4.6 stars · 94 Google reviews

Union Auto Services storefront on Washington Street in Somerville

Hours

Mon to Fri

7:00am to 5:30pm

Inspections

8:00am to 5:00pm

Closed weekends

Best of BusinessRate 2025 award

Inside the shop

The bays on any given day

Swipe, or tap a photo to see it full size.

4.6★
Google rating
94+
Google reviews
All makes
Foreign & domestic
Mon–Fri
7am to 5:30pm

What we do

Full-service auto repair

One trusted shop for everything your car needs, from a quick oil change to major engine and transmission work. Tap a service for the details.

Shop BoardUpdated by the shop

Pull in and say hi

Open Monday to Friday, 7:00am to 5:30pm. Inspection stickers 8:00am to 5:00pm. Stop by or book ahead and we will take care of you.

Book an appointment

Your neighborhood shop

Service that treats you like a neighbor

Union Auto is Rabi and his crew, and they have built their reputation the old-fashioned way: honest estimates, quality work, and treating every customer’s car like their own. You will always get a straight answer and know exactly what your car needs and what it costs before any work begins.

Foreign or domestic, an oil change or a full engine job, you will be taken care of by a crew that does the job right the first time.

4.6 on Google

What our customers say

★★★★★
“They are consistently wonderful. Always fair, willing to help out, and they clearly care about their customers. I would recommend them to anyone.”
Madalyn
★★★★★
“The most reasonable prices of any place I called, and excellent, communicative service. They even buffed out the front of my car and it looks new again, at no extra cost.”
Trisha
★★★★★
“Extremely friendly and professional. Bryan called and texted me photos of the progress midday, which no other shop has done. They even stayed late to finish my car.”
Michael
★★★★★
“Rabi and the crew are thorough, honest, and fairly priced. We trust them for the expected and the unexpected. Ten out of ten.”
Marina
★★★★★
“Amazing service. I took my car in for a state inspection and it was so quick. They had no problem fitting me in even at the end of the day.”
Stephanie
★★★★★
“A great neighborhood mechanic. I have brought our Jeep in several times, from the battery to the steering rack, and the guys could not be nicer.”
Brendan

Common questions

Do you work on foreign and domestic cars?

Yes. We service all makes and models, foreign and domestic, from oil changes and brakes to engine and transmission work.

Do you do Massachusetts state inspections?

Yes, we handle state inspections and work to get you in and out quickly, often the same day.

How do I get an estimate?

Call us or send a request through this page with your vehicle and what is going on. You will get a fair, straight estimate with no pressure.

Do I need an appointment?

It helps to call ahead so we can set aside time for you, and we will always do our best to fit you in. Give us a call at (617) 776-0050.

Where is the shop?

231 Washington St, Somerville, MA 02143, in Union Square, a short walk from the Union Square Green Line stop. Open Monday to Friday, 7:00am to 5:30pm.

Which areas do you serve?

Most of our customers come from Somerville, Cambridge, Medford, Arlington, Charlestown, and Everett, but anyone is welcome. If you can get the car to Washington Street, we can work on it.

Get a fair estimate

Tell us your vehicle and what is going on, and we will get back to you with a straight, honest estimate. Prefer to talk? Just give us a call.

Car unsafe to drive?Leave it in our lot any time, day or night, and choose Emergency drop-off. Tell us what happened and we will get to it as soon as we can.

We recommend adding an email. Without one we can only reach you by phone.

Call (617) 776-0050