What Our Customers Say
Welcome to Castro Valley Union 76,
your car service in Castro Valley, CA!
If you’re looking for auto repair in Castro Valley, CA, you’ve found us. Here at Castro Valley Union 76 we work hard to earn your trust and loyalty. We know how important it is to find a Castro Valley car service you can rely on, so your satisfaction is our top priority each and every day.
Here at Castro Valley Union 76 we understand what makes customer service truly outstanding. You will feel the difference exceptional customer care makes when you work with us. We know auto repair in Castro Valley offers you lots of choices, and we aim to provide the kind of caring customer service that will bring you back.
Our professional automotive service offers you years of combined expertise from our well-trained technicians. We treat our auto repair professionals well because we value their skill and can-do attitude. We know our team sets us apart, saving you time and money, not to mention worry. When it comes to auto repair in Castro Valley, we are totally confident that Castro Valley Union 76 is the best option in town!
Address
Castro Valley Union 76
2445 Castro Valley Blvd
Castro Valley, CA 94546-5119
(510) 581-6700
Shop Hours
Mon-Fri: 7:30am-5:30pm
Saturday: 7:30am-2pm
Sunday: Closed
Directions
Payment Types




About Castro Valley Union 76 Castro Valley, CA
Since 1984 Castro Valley Union 76 has been there for the people of Castro Valley, CA. We love what we do, and that basic fact fuels our business. We are dedicated to our customers, and that’s why they stick with us—the best auto repair Castro Valley has to offer.
Our family of technicians and service staff sees their work here at Castro Valley Union 76 as more than a job. It’s their vocation and livelihood. Each member of our team is invested in your satisfaction.
Castro Valley Union 76 was founded on the basic idea that everyone deserves respect. It is our mission to treat each person that comes through our door with dignity and sensitivity. We believe this attention to detail has paid off by providing us with our loyal, friendly family of customers. That’s what makes Castro Valley Union 76 the best car service in Castro Valley, CA!
Are you ready to experience the best Castro Valley, CA car service available? Please give us a call or make an appointment here.
The Absolute Best Car Service in Castro Valley, CA
What sets Castro Valley Union 76 apart from all of the others in Castro Valley, CA?
Trust: When it comes to auto repair in Castro Valley, it’s all about earning loyalty and trust by doing our very best every day. We are determined to earn and keep your trust.
Talent: At Castro Valley Union 76, you can rest easy knowing that our highly-skilled, experienced auto service professionals are handling your car. Our technicians bring years of experience, skill, and education to the Castro Valley auto repair table.
Time: We take the time we need to provide you with top quality car service in Castro Valley, and we take the time to talk to you about what that means. We listen to you so we understand your needs and goals for your auto repair.
Recently Serviced Vehicles
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2006 Lexus RX 400h
Mileage176,626Service Date6/19/2025Services Performed- AXLE SHAFT – Remove & Replace – Left Front
- AXLE SHAFT – Remove & Replace – Right Side Front
- SPARK PLUGS – Remove & Replace – [Includes: R&I Upper Intake Manifold.]
- CABIN AIR FILTER – Remove & Replace
- KEYLESS ENTRY TRANSMITTER – Program
- Remove and install both engine valve cover gaskets
- Restore headlights
GABRIELLE H. gave our service a 5 star review on 6/19/2025 -
2020 Honda Civic
Mileage90,733Service Date6/14/2025Services Performed- Haz disposal fee
- Lubricate and check chassis. Change oil and oil filter. Check air filter and breather filter. Check all fluid levels and tire pressures. Preform basic safety inspection. Road test vehicle.
KRISTAN W. gave our service a 5 star review on 6/14/2025 -
2013 Honda Civic
Mileage98,996Service Date6/13/2025Services Performed- CONTROL ARM – Remove & Replace – Lower,Both – [DOES NOT include alignment.]
KIMBERLY G. gave our service a 5 star review on 6/14/2025 -
2013 Cadillac SRX
Mileage112,416Service Date6/13/2025Services Performed- Found Vehicle right rim is ben, front tires are bald steel belt is broken on right front, new rim not available, remanufactured rim all four tires and alignment recommend, when aligning the vehicle see if it needs any other front end work. Alignment now in specs.
- Mount and balance four new tires
- California disposal fee
- Federal disposal fee
- Align all four wheels, check tire pressure and road test the vehicle
- Shipping for wheel
TRENT M. gave our service a 5 star review on 6/13/2025 -
2011 Toyota Sequoia
Mileage153,860Service Date6/12/2025Services Performed- Haz disposal fee
- Lubricate and check chassis. Change oil and oil filter. Check air filter and breather filter. Check all fluid levels and tire pressures. Preform basic safety inspection. Road test vehicle.
- Replace a/c compressor relay
- Install customer supplied front brake pads and rotors
CHRIS H. gave our service a 5 star review on 6/13/2025 -
2014 Nissan Pathfinder
Mileage138,763Service Date6/11/2025Services Performed- Haz disposal fee
- Lubricate and check chassis. Change oil and oil filter. Check air filter and breather filter. Check all fluid levels and tire pressures. Preform basic safety inspection. Road test vehicle.
- Balance and rotate tires
MICHAEL C. gave our service a 5 star review on 6/11/2025 -
2011 Honda CR-V
Mileage175,238Service Date6/2/2025Services Performed- DMV ID# 9848Q675U780
SHERRIE T. gave our service a 5 star review on 6/2/2025 -
2019 Honda Odyssey
Mileage71,904Service Date5/22/2025Services Performed- FUEL INJECTOR – Remove & Replace – All
MICHELLE P. gave our service a 5 star review on 5/23/2025 -
2011 Honda CR-V
Mileage151,843Service Date5/22/2025Services Performed- Haz disposal fee
- Lubricate and check chassis. Change oil and oil filter. Check air filter and breather filter. Check all fluid levels and tire pressures. Preform basic safety inspection. Road test vehicle.
- 1. Found front sway bar links to be making rattle noise when driving 20-30 mph over roads. Also found front and rear struts to be original, and front lower control arm buhsings to have cracks. Customer has chosen to replace front sway bar links only at this time to fix rattle noise. 2. Found tire pressure 60 psi, put the tire pressure to specs, TPMS light is off. 3. Found check fuel cap message on dash, found right rear and center brake light out.
- Replace rear brake pad linings. Clean and lubricate brake calipers and slide mechanisms. Check and fill brake fluid. . Road test vehicle.
- Turn rear rotors
- STABILIZER BAR CONTROL LINK – Remove & Replace – Both
JANIS F. gave our service a 5 star review on 5/23/2025 -
2020 GMC Sierra 2500 HD
Mileage14,108Service Date5/13/2025Services Performed- Check mode 6 data and found all values for exhaust gas sensors 1,2,3 and 4 within specs. Perform diesel particulate filter regeneration in place with autel scan tool. Reset values of nox sensors, exhaust gas sensors, nox cat converter, and road test the vehicle. Exhaust gas sensor and particulate matter monitor would not run. Hook up vehicle to SP2 GM software and see if all modules are up to date. Found PCM, TCM, brake control module and reductant control module all needed update to latest calibration. Recommend program modules to latest update, and road test vehicle for emission monitors.
- Update powertrain control module, reductant control module, transmission control module, and transmission control module.
- Road test vehicle through 3 cold cycles and follow dealer specs to run emission monitors. Monitors have ran and completed, run smog inspection.
- Smog inspection and certificate if passes
GINITTA G. gave our service a 5 star review on 5/13/2025 -
2021 Toyota RAV4
Mileage79,481Service Date5/3/2025Services Performed- Remove and re install four wheels and rear brake drums to inspect brake condition. Inspect entire system for leaks. Lining remaining is: Front ( 70%) Rear ( 50 %) Lubricate the calipers and apply sliding grease, test drive the vehicle.
KARLA G. gave our service a 5 star review on 5/9/2025 -
2013 Hyundai Genesis
Mileage101,357Service Date4/28/2025Services Performed- Smog inspection and certificate if passes
JAMES M. gave our service a 5 star review on 4/28/2025