Auto Repair Shops and Mobile Mechanics in Union City, CA
MechanicRank lists 15 auto repair businesses in Union City, CA. 1 is a mobile mechanic who comes to your home or work and 8 run auto repair shops you can drive to. The best rated with a real review history is Shaffer's Offroad And Performance, at 4.9 stars from 171 reviews. Every listing shows the phone number, hours and reviews. Or send one free quote request and a local mechanic calls you back.
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The Highest Rated Auto Repair in Union City
Ranked by the rating and review count on each listing, not by who pays us. Nobody pays us.
- Shaffer's Offroad And Performance
- United Auto Tech, Complete Auto Repair
- Union city auto-tech
- Alpha Auto Glass Inc.
- Escutia's Auto Repair
The best reviewed business in Union City right now is Shaffer's Offroad And Performance, at 4.9 stars across 171 reviews. Every shop above clears 4.3 stars with at least 15 reviews behind it, which is the point where a rating starts meaning something. Plenty of shops hold five stars on four reviews. That is not the same thing.
Of the 15 businesses listed in Union City, there are 1 that will come to you and 8 with a workshop you drive to. None has been claimed by its owner yet, so the hours and phone numbers come from public records. An unclaimed listing is not a worse business. It just means we built the record and nobody has corrected it yet.
Map of Mechanics in Union City
15 pinned locations · open the full MechanicRank map →
All Auto Repair and Mobile Mechanics in Union City
15 independent businesses in our directory.
Shaffer's Offroad And Performance
United Auto Tech, Complete Auto Repair
Union city auto-tech
Xtreme Auto & Truck Collision Repair
Alpha Auto Glass Inc.
Escutia's Auto Repair
Union City Auto Body
TL Auto Repair
Union City Smog Check
A Z Auto Repair & Parts
Mitsu Auto Repair Inc
Alphas Wheels & Tires
Bay Star Auto Care
Lally Truck & Trailer Repair
Shops in Union City
Each photograph comes from that business's own website, not a stock library.
Getting a Car Fixed in Union City
Independent shops in California usually charge $120 to $175 an hour for labor, which is above the national average. A quote is the book time for the job times that rate, plus parts. At California rates, a spark plug replacement runs about $135 to $510 and a wheel alignment runs about $95 to $230 for a midsize car.
Of the 15 Union City listings that post their hours, 7 open on Saturday and 1 on Sunday. 3 open before 8 AM on weekdays, which helps if you need to drop the car off before work.
12 businesses in Union City have at least 15 reviews, enough for a rating to mean something, and 9 of those hold 4.5 stars or better. Half of them have 84 or more reviews. A shop with a long history and a 4.6 is a safer call than a perfect 5.0 from a handful of people.
For work a general shop may turn away, Union City has 2 body and collision shops, 1 tire shop, 1 smog and emissions station and 2 RV and trailer shops. Call ahead with the year, make and model so you do not waste a trip.
Gas, hybrid and alternative fuel vehicles from 1976 and newer, and diesel vehicles from 1998 and newer, need a smog check every two years when the DMV renewal notice asks for one. Gas and hybrid vehicles 8 model years old or newer pay a smog abatement fee instead, and electric vehicles are exempt. A smog check is also needed when most vehicles are sold and when a vehicle from another state is first registered in California. Details are on the California Bureau of Automotive Repair site. Auto shops must be registered with the Bureau of Automotive Repair, must give an estimate, and cannot start work until the customer approves it. Customers can get replaced parts back if they ask before approving the repairs, and the shop must give a final itemized invoice. Read the rule.
Owning a Car in Union City
The average commute in Union City is 32 minutes each way, and 60% of workers drive there alone. Long commutes add miles fast, so oil changes and brakes come due sooner than the calendar says.
Sources, checked October 13, 2026
- Weather: NOAA U.S. Climate Normals 1991-2020, station Fremont
- Households and commutes: U.S. Census Bureau, American Community Survey 2020-2024, Union City city
Pre-Purchase Inspections in Union City
Buying a used car in Union City? PPI Auto, our sister company, sends an inspector to the car for $225 on most cars, pickups and SUVs. That is a 122 point check with a full scan and a road test, and the report comes back the same day. Dealer lot, private seller or auction, it works the same.
There are 29 car lots within 8 miles of Union City, and 17 of them sell used. PPI Auto grades 16 of them A to F from their reviews, and 0 get an F. See the San Jose dealer grades before you go look at a car.
Parts of California require an emissions test. Ask the seller for the last test report, and if the check engine light is on, walk away until someone has read the code.
Questions About Auto Repair in Union City
How many auto repair businesses are there in Union City?
We list 15 in Union City, CA. That covers mobile mechanics, workshops, diesel and heavy duty specialists, body shops and tire shops. Every one has its own page with the phone number, what they work on and the reviews we have found.
Who is the best rated mechanic in Union City?
Shaffer's Offroad And Performance currently holds the highest rating in Union City at 4.9 stars from 171 reviews. Shaffer's Offroad And Performance, United Auto Tech, Complete Auto Repair, Union city auto-tech are the top three by rating among businesses with a real review history behind them. We rank on the ratings themselves and nobody can pay to appear there.
Are there mobile mechanics in Union City?
Yes. 1 of the businesses we list in Union City will travel to you rather than making you bring the car in. That covers most servicing, brakes, batteries, diagnostics and plenty of repairs that do not need a lift.
How much do mechanics charge per hour in Union City?
Independent shops in California usually bill $120 to $175 an hour for labor. The national range is $95 to $140. Dealers charge more. Most quotes are the book time for the job times that rate, plus parts, so ask the shop how many hours it is billing you for.
Does California require a car inspection?
Gas, hybrid and alternative fuel vehicles from 1976 and newer, and diesel vehicles from 1998 and newer, need a smog check every two years when the DMV renewal notice asks for one. Gas and hybrid vehicles 8 model years old or newer pay a smog abatement fee instead, and electric vehicles are exempt. A smog check is also needed when most vehicles are sold and when a vehicle from another state is first registered in California.
Are any mechanics in Union City open on Sunday?
Yes. 1 of the businesses we list in Union City show Sunday hours, including Alpha Auto Glass Inc.. Call first, because Sunday hours are often short and some only take emergencies.
How do I know a shop in Union City is trustworthy?
Look at the review count as well as the stars, because five stars from four people tells you very little. None of the 15 listings in Union City has been claimed yet, so call to confirm hours and what the shop works on. Auto shops must be registered with the Bureau of Automotive Repair, must give an estimate, and cannot start work until the customer approves it. Customers can get replaced parts back if they ask before approving the repairs, and the shop must give a final itemized invoice. Get the quote in writing before any work starts.
Does it cost more to use a mobile mechanic in Union City?
Usually not. 1 of the businesses in Union City come to you, and with no building to pay for, they often charge a bit less than a shop. What they cannot do in a driveway is work that needs a lift or a press, so heavy jobs still go to a shop.
Can I get a pre-purchase inspection in Union City?
Yes. PPI Auto, our sister company, inspects used cars in Union City for $225 on most cars, pickups and SUVs. The inspector comes to the car, runs a 122 point check and sends the report the same day. Call 951-267-8500 to book.
How do I check a mechanic's license in Union City?
In California anyone paid to diagnose or repair cars must be registered with the Bureau of Automotive Repair as an Automotive Repair Dealer, and the number starts with ARD. You can look any shop up by name or number on the state's license search at search.dca.ca.gov. 9 of the 15 listings in Union City show a BAR number on their MechanicRank page, linked to that lookup. If a shop will not give you its ARD number, take the car somewhere that will.
Why do some Union City listings have photos and others do not?
14 of the 15 listings in Union City show a photo or logo. They come from the owner, from the business's own website, or from our own jobs for Supercanic locations. We never put a stock or AI photo on someone else's business. Owners can claim their listing free and add their own.
How does MechanicRank check the mechanics in Union City?
We call, text and email the businesses we list to confirm their details, and listings whose numbers turn out to be dead come off the directory. Nobody can pay to rank higher.
Why use MechanicRank to find a mechanic in Union City?
Because we work with these mechanics, not just list them. Besides checking listings, we run free study guides and certification exams for mechanics, publish repair cost guides by state, and give shops software to send written quotes and invoices. 1 of the Union City listings come to you, 15 carry a rating with the review count beside it, and the order on this page follows the published rules on our How We Rank page.
How this page was made
This page lists 15 auto repair businesses in Union City, CA. We built it from business details and ratings from each Google Business Profile, owner claims and uploads, license numbers from owners and the state license board, California repair and inspection rules from the state agency and Census and NOAA figures for the local car ownership section. We call, text and email the businesses to keep it right, and take listings down when a number goes dead.
Why trust it: no business pays to be listed or to rank, the order follows our published rules, and every count on this page is counted from the listings below. 14 show a photo or logo, 9 show a license number (9 checked against California's BAR) and 0 have been confirmed by the owner.
Mechanics in Nearby Cities
No luck in Union City? A mobile mechanic from the next town over will often make the trip. See all 705 cities in California.
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Pleasanton, CATop rated: Precision Auto Repair, Inc. 4.9★
Dublin, CATop rated: Dublin Acura 4.9★
San Leandro, CATop rated: Hybrid Battery Solutions 4.9★What Car Repairs Cost in Union City, CA
Typical independent shop prices at California labor rates, parts and labor, for a midsize car. Each guide shows the price for your vehicle and what to ask before you pay. See all 91 repair cost guides.
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