Do wineries need CARB Clean Truck Check testing?

Yes. Any diesel truck over 14,000 lbs GVWR used for winery operations requires CARB Clean Truck Check testing, including wine distribution trucks and grape haulers.

Can you test during harvest without disrupting operations?

Absolutely. We schedule around harvest—early morning before crush operations or evening after trucks return. Testing takes 5-30 minutes per truck.

How much does mobile CARB testing cost in Napa Valley?

OBD testing is $75 per truck. Smoke opacity testing is $250. No trip charges anywhere in Napa County. Fleet discounts for 5+ trucks.

CARB Clean Truck Check Testing in Napa Valley, St Helena & Calistoga

CARB Clean Truck Check Testing in Napa Valley, St Helena & Calistoga

Mobile emissions testing for Wine Country fleets—I bring CARB-certified testing directly to your winery, farm, or yard.

About Your Tester

V.D
CARB Tester ID: IF530523

CARB Clean Truck Check Testing in Napa Valley, St Helena & Calistoga

Mobile emissions testing for Wine Country fleets—I bring CARB-certified testing directly to your winery, farm, or yard.

About Your Tester

V.DCARB Tester ID: IF530523

Customer Reviews for NorCal CARB Mobile

V.D
CARB Tester ID: IF530523