STAR Certified · Vacaville

Smog Check in Vacaville.
Done in 20 minutes.

STAR-certified emissions testing on Callen Street. Book online, roll in, and drive out DMV-ready — or your test is free.

20
min avg
50k+
cars passed
4.9★
1,200 reviews
STAR Certified
DMV Approved
Open 7 Days
All Makes & Models
What we do

Smog services, straight-up pricing.

Smog Check

$59.75

Standard emissions test for cars 2000 and newer. Fast pass, e-filed with DMV.

Most Popular

STAR Test-Only

$59.75

For DMV-directed vehicles requiring STAR certification. We handle it all.

Diesel & Hybrid

$79.75

Specialized testing for diesel trucks and hybrid vehicles up to 14,000 lbs.

Why Smog Master

Built for drivers who hate waiting.

4.9 · 1,200+ Google reviews
"In and out in 15 minutes. Cheapest price in town and they didn't try to sell me anything. Just a smog check done right."
— Marcus T., Vacaville
01

In & Out in 20

Most tests done in under 20 minutes. We respect your time.

02

Pass Guarantee

If we say you'll pass, you'll pass. Or your test is on us.

03

E-Filed with DMV

Results transmitted instantly. No paperwork, no waiting.

04

Honest Techs

State-certified inspectors. No upsells, no BS.

Book Online

Grab a slot.
30 seconds.

Pick a time that works. We'll confirm within the hour. Show up, get tested, drive off DMV-ready.

Location
1325 Callen Street, Unit C
Vacaville, CA 95688
Get Directions →
Hours
Mon–Fri 9am–5pm · Sat 9am–2pm
Call & ask for Alex
(707) 359-4063

Schedule your appointment

All fields required.

No charge until service is complete. Free cancellation anytime.

FAQ

Common questions

How long does a smog check take in Vacaville?

Most smog checks at Smog Master are done in under 20 minutes. Book online to skip the wait.

Do I need a STAR-certified station?

If the DMV notice on your registration says 'STAR station', yes. Smog Master is a STAR-certified station in Vacaville.

How much does a smog check cost?

Standard smog checks are $59.75, STAR test-only is $59.75, and diesel or hybrid tests are $79.75. Plus the $8.25 state certificate fee if you pass.

What do I need to bring?

Just your DMV renewal notice or vehicle registration. Payment is due after the test — we accept cards and cash.

What happens if my car fails the smog check?

You'll get a report explaining the failure. Bring the car back after repairs and we'll retest it for free within 30 days.