Free router · not CARB · not inventing status

Find the right mobile tester

After you check your VIN on the free tool, pick your city or ZIP. San Diego County always goes to the San Diego site — not the NorCal homepage.

City ZIP (optional) Need smoke / OVI focus (NorCal brand)

Before you book

Free VIN tool carbcleantruckcheck.app · real NHTSA + CARB steps Same free tool cleantruckcheckvin.app (alias) NHTSA VIN decoder federal source Official CARB CTC-VIS state record of truth

Not affiliated with CARB. Compliance status comes from official systems only. We route you to licensed mobile testers by geography.