Trueline Auto Care service bay with a car on the lift
ASE-Certified · Concord, CA

Straight answers.
Honest repairs.

Family-owned auto repair with no upsells and a 12-month, 12,000-mile warranty on every job.

★★★★★ 4.8 from 300+ local reviews Family-owned since 2009
What we do

Repairs and service, done right

Diagnostics-first work on most makes and models. We tell you what needs fixing now, what can wait, and what doesn't need touching at all.

Brakes

Pads, rotors, calipers, and lines. Free brake inspection with any service, plus an honest wear read before you spend a dollar.

Oil & Fluids

Full-service oil changes, plus coolant, brake, transmission, and power-steering flushes on the right interval for your car.

Check-Engine Diagnostics

Light on? We pull the codes and actually find the cause instead of throwing parts at it. Clear quote before any repair starts.

Suspension & Steering

Struts, shocks, control arms, and alignments. We fix the clunks and pulls so the car tracks straight and rides like it should.

A/C & Heating

Weak air or no cold at all? We test the system, find the leak, and recharge it right so it holds through a Concord summer.

Pre-Purchase Inspections

Buying used? Bring it in first. A full top-to-bottom check with a written report so you know exactly what you're buying.

ASE
Certified Techs
12/12k
Month / Mile Warranty
4.8
300+ Reviews
2009
Family-Owned Since
Why drivers stay with us

A shop that treats your car like ours

Trueline has been family-owned and operated in Concord since 2009. Our ASE-certified techs explain the problem in plain English, show you the worn part, and never sell you work you don't need.

  • No-upsell promise. We quote the fix, not a wish list. If it can wait, we'll tell you.
  • Written estimates. Nothing gets fixed until you see the price and say go.
  • 12-month / 12,000-mile warranty on parts and labor for every repair we do.
Trueline Auto Care shop floor and service bay in Concord, CA
Book an appointment

Tell us what your car needs

Send a quick request or call the shop directly. We'll get back to you the same business day.

We only use your number to reach you about your car. No spam, ever.

Request sent

Thanks. We'll call you back the same business day. Need it sooner? Call the shop at (555) 017-9452.

Get in touch

(555) 017-9452
Call or text during shop hours
2140 Monument Blvd, Concord, CA 94520

Service area

Serving Concord and the surrounding East Bay:

ConcordPleasant HillWalnut Creek MartinezClaytonPittsburg

Shop hours

Monday to Friday7:30 AM to 6:00 PM
Saturday8:00 AM to 2:00 PM
SundayClosed
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