AboutDorchester, Boston, MA 02124

About Petty Auto Repair

Petty Auto Repair is owned and run by Jose Luis Baez in Dorchester, Boston. It is a neighborhood shop: you get a straight explanation of what the car needs, and you are not sent around in circles. We handle diagnostics, engine repair and overhaul, brakes and batteries.

Hours Mon–Fri 8:30 AM–6:30 PMSat 8:30 AM–5:10 PMSun closed

Illustration: a grey sedan raised on a two-post lift in a small repair bay, with a pegboard of hand tools on the wall.
Repair bay. AI illustration, not Petty's shop.
  1. How we work

    Find the cause, not just the symptom.

    Every job starts with the question of what is actually wrong. A warning light, a noise, a car that will not start: we look before we replace, and we explain what we found in plain words before you decide anything. The four things Massachusetts rules for repair shops cover, and how they work here, are on the home page under How a repair works here.

    How a repair works here
  2. Languages

    English and Spanish, same shop.

    Service in English and Spanish. Call, write or walk in and get your explanation in whichever language you prefer. Every page of this site is in Spanish too.

  3. The shop

    646-648 Washington St, Dorchester, MA 02124.

    Open Monday to Friday 8:30 AM to 6:30 PM and Saturday 8:30 AM to 5:10 PM, closed Sunday. Tap Directions for the route, or call before you come so we are ready for you.

Reach us

Call or message us.

The fastest way is the phone. If you prefer to write, WhatsApp works in English or Spanish, and the quote form prepares the message for you.

Request a quote

Something not right with the car?

Call (857) 756-0675 or send us a message. We answer in English or Spanish.

Call WhatsApp