San Juan Auto Smog
Smog Checks and Oil Changes in Fair Oaks
We test the vehicles other shops turn away, and bundle a full-synthetic oil change so you handle both in one stop. Most 2000-and-newer vehicles are walk-in.
★★★★★ 4.7 / 5 average · 2,117 reviews Smog CheckSmog Check + Oil ChangeOil Change 35,000+ services since 2018 STAR-certified Walk-ins for 2000+ vehicles Serving: Fair Oaks, Carmichael, Sacramento, Citrus Heights, Orangevale, Gold River, and nearby communities.
Watch Fast smog checks and easy oil changes in Fair Oaks
Most 2000 and newer vehicle smog checks can be handled without an appointment.
For older vehicles, RVs, vans, and heavy trucks, book ahead so we can be ready for your visit.
Take care of your smog check, oil change, and routine maintenance in one place.
Smog CheckSmog Check + Oil ChangeOil Change
$10 Off STAR-certified smog check
$10 OffSTAR-certified smog check
By submitting your phone number, you agree to receive recurring automated promotional text messages (e.g. coupons) from San Juan Auto Smog at the number provided. Consent is not a condition of purchase. Message frequency varies. Message & data rates may apply. Reply HELP for help, STOP to cancel.
By submitting your email, you agree to receive promotional emails (e.g. coupons) from San Juan Auto Smog. Message frequency varies. You can unsubscribe at any time.
Terms & Conditions · Privacy Notice
$15 Off Full-service full synthetic oil change
$15 OffFull-service full synthetic oil change
By submitting your phone number, you agree to receive recurring automated promotional text messages (e.g. coupons) from San Juan Auto Smog at the number provided. Consent is not a condition of purchase. Message frequency varies. Message & data rates may apply. Reply HELP for help, STOP to cancel.
By submitting your email, you agree to receive promotional emails (e.g. coupons) from San Juan Auto Smog. Message frequency varies. You can unsubscribe at any time.
Terms & Conditions · Privacy Notice
$45 Off STAR-certified smog check + full-synthetic oil change combo
$45 OffSTAR-certified smog check + full-synthetic oil change combo
By submitting your phone number, you agree to receive recurring automated promotional text messages (e.g. coupons) from San Juan Auto Smog at the number provided. Consent is not a condition of purchase. Message frequency varies. Message & data rates may apply. Reply HELP for help, STOP to cancel.
By submitting your email, you agree to receive promotional emails (e.g. coupons) from San Juan Auto Smog. Message frequency varies. You can unsubscribe at any time.
Terms & Conditions · Privacy Notice
35,000+Services since 2018 STARCertified station No appt.Most 2000+ vehicles 7 daysOpen every week
Hard-to-test vehicles Smog Checks for Older Vehicles, RVs, Vans, and Heavy Trucks
Having trouble finding a shop that will test your vehicle? You’re not alone.
Drivers often come to us from surrounding areas because older vehicles, RVs, vans, and other harder-to-test vehicles are often turned away. We regularly help with the vehicles that other shops avoid.
Older Vehicle Smog Checks
Have a 1999 or older vehicle? We are equipped to handle older vehicle smog checks and the extra care they require.
Schedule Older Vehicle Smog Check
RVs, Vans, and Heavy Trucks
We test many RVs, vans, and heavy trucks. Book ahead so we can plan the space and time your vehicle may need.
Book RV, Van, or Truck Appointment
STAR-Directed Smog Tests
If your DMV notice says a STAR station is required, you are in the right place. Schedule your smog check with our STAR-certified station.
Schedule STAR Smog CheckSmog Check Services
Fast, friendly, STAR-certified smog testing you can count on
We smog all cars, SUVs, pickups, vans, RVs, many diesel vehicles, and 1999 and older vehicles.
Common reasons customers come in
- DMV renewal
- Change of ownership
- Out-of-state registration
Oil Change Services
Straightforward full-synthetic oil changes
From the same local shop you trust for smog. Our oil changes are organized, appointment-friendly, and built around having the right oil and filter ready when you arrive.
- Scheduled start times you can count on
- Your oil and filter ready when you arrive
- Friendly, no-pressure service
- Easy add-on for customers already coming in for a smog check
- Gloves, protective seat covers, and disposable floor mats used during service to help keep your vehicle clean
Booking and Visit Information
Smog Checks
Most 2000 and newer vehicles do not require an appointment. For 1999 and older vehicles, RVs, vans, and heavy trucks, please book ahead because these visits usually take longer.
Oil Changes
Oil changes are best booked in advance so we can have the right oil and filter ready when you arrive. If availability allows, we can also help with walk-ins and same-day add-on oil changes for smog customers.
Why drivers choose usOrganized, honest, and quick
Scheduled start times
Appointments you can count on, with your oil and filter staged before you arrive.
No-pressure service
We do the job you came for and tell you the truth about what's next — nothing pushed.
Clean & careful
Gloves, seat covers, and floor mats on every oil change to protect your vehicle.
ReviewsWhat local drivers say about us
Real reviews from drivers across the Sacramento area.
★★★★★ 4.7 / 5 average · 2,117 reviews4.7 / 5 average · 2,117 reviews
AI SummaryCustomers consistently praise fast, friendly, professional service — knowledgeable staff, quick turnaround, clear honest pricing, and a genuinely helpful experience.
Customers consistently praise fast, friendly, professional service: knowledgeable, courteous staff, quick turnaround on smog checks and oil changes, clear explanations, and honest, fair pricing. Reviewers highlight how easy and stress-free the visit is, the welcoming team, and great value — earning loyal, repeat customers who happily recommend San Juan Auto Smog.
5★★★★★ Jun 11, 2026Easy to find, quick service & friendly associates!
AE Annabelle Eubank 5★★★★★ Jun 10, 2026Have been a years long customer the service was fast and courteous I highly recommend
CB Chaz Butler 4★★★★★ Jun 10, 2026Very helpful with information needed.quick service
PB Patty Burton 5★★★★★ Jun 10, 2026Scheduling was super easy and they were able to accommodate us to an earlier appointment. Friendly and fast!
MB Mrs. Babygoat 5★★★★★ Jun 09, 2026Requested an oil change on a Sunday morning. Was a good price and with the coupon they offer on their website made it better! Got to stop by the Carmichael Farmers Market and about 30 min go by and they're done with my car! Highly recommend them for their great and speedy service. Love that they're in the neighborhood 💖
CN Carissa Nguyen 5★★★★★ Jun 09, 2026Get service highly recommend
DN Darryl Newell 5★★★★★ Jun 09, 2026Staff is friendly, and professional. Waiting was 15 to 20 minutes max. Will definitely be back!
DD Daisy Duke 5★★★★★ Jun 08, 2026Staff was friendly. Super fast and easy. I am a repeat customer and will be going back again.
DD Darci Drawbert 5★★★★★ Jun 07, 2026Very satisfied, be back for my other vehicle for Smog and future oil changes with a discount. I’ll give it a try.. (: only 2 minor concerns mechanic push down my Ebreak all the way down to the floor and don’t go all the way to the floor wasn’t necessary. Also after the completed work he closed my hood was a little bit too hard. I like to go easy. Overall still five star service.. thank you nice to be open on Sunday.
AV Andrew Vasquez 5★★★★★ Jun 07, 2026First time using this business, made an appointment to have my car Smog..I have never been able to make an appointment and normally have to wait. The technician was ready when I arrived and was done in about 15 minutes.I highly recommend this shop.
VB Vernon Brown 5★★★★★ Jun 05, 2026Everything was done quickly. I didn't have to wait in line, which is very pleasing. They also work on Sunday.
AA Anastasiia Antysheva 5★★★★★ Jun 04, 2026Quick , prompt, friendlyI don’t want anything more or less than the job done rightThat’s what to expect from San Juan auto smog
JA Johnny Amen 5★★★★★ Jun 03, 202610/10 convenience, speed, customer support
AC Austin Caccavo 5★★★★★ Jun 02, 2026Great customer service, I highly recommend bringing your vehicle to San Juan Smog. The folks there are very professional and friendly.They make everyone feel welcome and taken care of. I felt like I was dealing with a friend..
TB Toni Brazil 5★★★★★ May 28, 2026The young man who helped me was very efficient, knowledgeable and friendly. Quick and accurate service. Easy access and location. I would recommend. Thanks 👍
T triggerfish66 5★★★★★ May 20, 2026Kind, quick and always helpful
SM Simone MacLeod 5★★★★★ May 19, 2026Not only personable also knowledgeable team. When the customer que is full that's not always a convenient or easy thing to do.
I IFIFTYSEVEN 5★★★★★ May 19, 2026Great SMOG place, office area could use a bit of renovation, but it has A/C.I always do SMOG here and it is always speedy service with friendly personal. I recommend if you value your time and just want to get job done.
SP Serge Pakura 5★★★★★ May 19, 2026Great local business that strives to keep its neighbors happy! Competitive pricing. Fast service. Great spot next door to grab a meal if you're hungry.
CC Christopher Clark 5★★★★★ May 19, 2026I had no appointment, was a walk in and they immediately serviced my car. It was so easy, I felt they were very competent I was very pleased with the service. I will return for my next smog check
CF Cindy Foisy 5★★★★★ May 19, 2026I had a great experience at San Juan smog. The workers are very knowledgeable. I have a 1980 Ford F250 a 1996 Toyota Tacoma a 2015 Ford fiesta a 2004 scion XB 2014 Honda pilot they were able to smoke all of them which I was thrilled about because my old vehicles cannot be smog everywhere. They also do oil changes which is a plus I would highly recommend them.
CK Crissy Klapheck 5★★★★★ May 19, 2026I was in and out in 20 minutes!!! Great service.
SF Suzanne Floyd 5★★★★★ May 06, 2026Fast and friendly. Did a thorough job
TC Teri Chiodo 4.7 ★★★★★★★★★★2,117 reviews across 5 platforms Google ★★★★★★★★★★ 4.7 794 Yelp ★★★★★★★★★★ 4.4 246 Carfax ★★★★★★★★★★ 4.9 94 Facebook ★★★★★★★★★★ 4.4 7 Other platforms ★★★★★★★★★★ 4.82 976 Service AreaProudly serving the greater Fair Oaks area
Fair OaksCarmichael SacramentoCitrus Heights OrangevaleGold RiverNeed a smog check or oil change?
Most 2000-and-newer smog checks are walk-in. For older vehicles, RVs, vans, and heavy trucks, text us or book online.
Smog CheckSmog Check + Oil ChangeOil Change