Top Rated Smog Test Shops Serving Concord, CA

If you really care about choosing a quality smog test shop, we’re here for you. Here’s your access to the best smog test shops serving Concord including 94521, 94520, 94518, 94519 and 94522. These smog test experts provide compliance certificates and emission control devices, and they also work on diesel smog, smog checks and smog check requirements. For 22 years we’ve conducted the most accurate ratings and deepest research of local shops, so you’ll be confident in choosing.

Last Updated Nov 25, 2024
8,530 people sourced companies in Auto Smog
1,449 Verified Auto Smog Customers Surveyed

1,449

8,530

1 of 3

Letcher Brothers Auto Repair

Letcher Brothers Auto Repair services most types of European, Japanese, American and fleet vehicles at its Pinole facility, handling everything from g...

Main Services

Auto Repair

Auto Tires, Wheels & Alignment

Auto Transmissions

Auto Muffler & Brakes

Auto Diagnostics

Auto Repair - Electrical

Additional Services

Automotive Repair & Maintenance, “Check Engine” Lights, Electrical Work, Air Bags, Transmissions, Suspensions, Anti-Lock Braking Systems (ABS), Alignments, Computer Diagnostics, Tires

Coverage Areas

Contra Costa County

Family Owned

Established in 1991

Free Estimates

Appointments Available

Diamond Certified Video Profile

Diamond Certified Company Report

Mike Letcher, Owner

Expert Contributions

302
Rating Surveys

15
Photos
& Videos

5
Researched Articles

Rated Highest in Quality and Helpful Expertise PERFORMANCE GUARANTEED

Quick Connect
(510) 926-6069

636 San Pablo Avenue, Pinole, CA 94564

Hours CLOSED NOW

License:

179974

2 of 3

Delta Transmission

Delta Transmission has been servicing, repairing, replacing and rebuilding transmissions at its Antioch facility since 1958. In addition to general tr...

Main Services

Auto Repair

Auto Transmissions

Additional Services

Transmission Rebuilds, Differentials & Transfer Cases, Brake Pads & Rotors, Free Diagnoses on Transmissions & Differentials, No Engine Repairs, Drive Shaft Balancing, Shortening & Lengthening, U-Joint Replacement

Coverage Areas

Contra Costa County

Family Owned

Established in 1958

Free Quotes & Consultations

Free Estimates

Diamond Certified Video Profile

Diamond Certified Company Report

Chester Kniss, Owner

Expert Contributions

440
Rating Surveys

15
Photos
& Videos

5
Researched Articles

Rated Highest in Quality and Helpful Expertise PERFORMANCE GUARANTEED

Quick Connect
(925) 709-4984

1105 Sunset Drive, Antioch, CA 94509

Hours CLOSED NOW

License:

247427

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Dublin Car Tek

Dublin Car Tek is a Dublin-based general repair shop that works on foreign and domestic vehicles for Alameda and Contra Costa County motorists. The co...

Main Services

Auto Repair

Additional Services

Air Conditioning, Brakes, STAR Smog Checks & Repairs, Transmissions, Tune-ups, Heavy Duty Fleet Services, Tires, Batteries, Radiators, Factory-Recommended Service, Suspension Work, “Check Engine” Light Diagnosis

Brands

ACDelco , BMW , Chevron , Mercedes-Benz , Mobil 1 , Motorcraft , Valvoline

Coverage Areas

Contra Costa County, Alameda County

Family Owned

Established in 1999

Special Discount

Residential & Commercial

Diamond Certified Video Profile

Diamond Certified Company Report

Tim Johnson, Owner

Expert Contributions

586
Rating Surveys

13
Photos
& Videos

5
Researched Articles

Rated Highest in Quality and Helpful Expertise PERFORMANCE GUARANTEED

Quick Connect
(925) 335-6938

6008 Dougherty Road, Dublin, CA 94568

Hours CLOSED NOW

License:

177039

Learn how to choose a Auto Smog and more…

Diamond Certified Smog Test Shops Serve These Concord ZIP Codes

94521, 94520, 94518, 94519, 94522, 94524, 94527, 94529

Diamond Certified Smog Test Shops In Concord

Diamond Certified smog test shops serving Concord are rated an average of 4.6 out of 5 stars based on 1713 reviews of 17 rated smog test shops.
Diamond Certified smog test shops in Concord Avg. Star Rating.

Concord was founded in 1869, and today, your 122,067 neighbors enjoy seal watching, horse racing, community events, flea markets and historic tours. Concordians use Diamond Certified smog test shops for smog inspections, vehicle inspection programs, diesel smog, smog repairs, vehicle emissions standards, and more.

Frequently Asked Questions for Auto Smog in Concord, CA

Q: What are customers of Diamond Certified smog test shops saying about shops in Concord, CA?

A: Verified autoTech Blackhawk Customer, one of 303
"They got it in and got it out when they said they would. The pricing was good." -Dave J.
All Survey Responses for autoTech Blackhawk
Verified Letcher Brothers Auto Repair Customer, one of 302
"They're honest. That I could trust them" -Sharon A.
All Survey Responses for Letcher Brothers Auto Repair
Verified Dublin Car Tek Customer, one of 586
"They are honest. Every mechanic has a book, so you know what is wrong with your car, you know the price and how long it will take. You can talk to the owner if you need to and he is incredibly knowledgeable about foreign automobiles." -Kim H.
All Survey Responses for Dublin Car Tek
Verified Delta Transmission Customer, one of 390
"Great shop They do a good job." -Ray C.
All Survey Responses for Delta Transmission

Q: What are some of the most popular brands that Diamond Certified smog test shops use when working with Concord residents?

A: Diamond Certified smog test shops use top-quality brands like aFe Power, Volant, Gibson, Airaid and AFE Power.

Q: What types of smog check requirements do smog test shops offer?

A: Smog test shops typically offer two types of smog inspection stations: a basic station and a STAR station. The basic station is necessary for all vehicles to pass the smog test, while the STAR station is for vehicles that require additional testing or have failed the basic inspection. STAR stations provide more advanced smog testing, which helps identify and repair emissions-related problems that wouldn't be caught by the basic station.

Q: Can Diamond Certified smog test shops work with MagnaFlow products and similar items so I can get compliance certificates in Concord?

A: Yes, Diamond Certified smog test shops in Concord can work with MagnaFlow products and similar items to provide compliance certificates.

Q: What did people search for when they wanted to find the best quality smog test shops in Concord?

A: Diesel Smog
Pollution Control Measures
Emission Control Devices
Catalytic Converters
Air Pollution Control

Go to Area Guide

Our Concordian's Guide to Local Quality

Concord is our home and we love it! Here you’ll find the best spots to revisit, the Concord events schedule, local social media links, stories of our Concord area unsung heroes and much more. Connect with your neighbors and share what you love about our hometown. Plus, join us as a Concord Diamond Certified Preferred Member (always free).

Many of Concord’s neighborhoods and commercial areas are set against the backdrop of the Diablo Range. Photo: Rich

View Our Concordian's Guide to Local Quality

Top Rated Smog Test Shops Serving Concord, CA

Letcher Brothers Auto Repair

Main Services

Additional Services

Coverage Areas

Delta Transmission

Main Services

Additional Services

Coverage Areas

Dublin Car Tek

Main Services

Additional Services

Brands

Coverage Areas

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