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Opens today · 8:00 AM–4:30 PM 1324 N Carpenter Rd, Modesto CA 95351 STAR Station · BAR #263716 Get directions →
AZ Tech Smog CheckSTAR Station · Se Habla Español (209) 577-1644

Helpful links

Smog check resources.

Official links for smog checks, registration and repair assistance in California — plus what to do if your vehicle fails. Se habla español.

(209) 577-1644 Get directions

If your vehicle fails

You may qualify for repair help.

California’s Consumer Assistance Program (CAP), run by the Bureau of Automotive Repair, helps eligible motorists whose vehicles fail a Smog Check at a test-only station like ours.

Up to $500 in repairs

Financial assistance toward emissions-related repairs for eligible motorists after a failed Smog Check.

$1,000 to retire a vehicle

The option to voluntarily retire a high-polluting vehicle instead of repairing it, if you qualify.

We point you the right way

Bring us your result and we’ll explain what it means and what your next step is — en español, con gusto.

Official resources

Straight from the source.

Resources FAQ

Common questions.

Do I qualify for repair assistance?

Eligibility depends on income and other factors set by the state. Start at the Consumer Assistance Program link above, and we’re glad to help you understand your result.

How much can CAP cover?

Eligible motorists may receive up to $500 toward emissions-related repairs, or $1,000 to voluntarily retire a high-polluting vehicle.

Where do I renew my registration?

Through the California DMV — online or in person. You’ll need a passing smog certificate first, which we e-file for you the moment you pass.

How do I apply for CAP?

Apply through the Bureau of Automotive Repair’s Consumer Assistance Program. Bring us your failed result and we’ll point you in the right direction.

Can you tell me why my car failed?

Yes — we explain your result in plain language so you can hand it straight to a repair shop.

Do you offer a coupon?

Yes — our $49.75 smog coupon is on the smog-check-coupons page. Show it on your phone or print it.

¿Hay ayuda en español?

Sí. Se habla español — le explicamos el programa de asistencia y sus opciones con gusto.

$49.75 smog check in Modesto. Se habla español.

1324 N CARPENTER RD · STAR STATION · TEST-ONLY

(209) 577-1644