AVOID CARB PENALTIES & DMV VIN BLOCKS!
Contact us to schedule your California Emissions Test today!
Clean Truck Check applies to most diesel and alternative fueled heavy-duty vehicles with a GVWR over 14,000 pounds operating in California, including buses, motorhomes, and agricultural vehicles.
CARB Emission Testing Requirements beginning 2025:
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All Diesel fueled heavy-duty vehicles with an engine year of 2013 or newer must submit OBD test
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All Diesel fueled heavy-duty vehicles with an engine year of 2012 or older must submit OVI test (Opacity Test & Visual Inspection)
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All alternative fueled (CNG) heavy-duty vehicles with an engine year of 2018 and newer must submit OBD test
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All alternative fueled (CNG) heavy-duty vehicles 2017 and older must submit Visual Inspection
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Beginning 2025 CA registered vehicles will have testing deadlines based off of DMV registration expiration date, Vehicles registered out of CA will have deadlines accoring to the last digit of their VIN.
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Opacity levels must meet limits of 5% or less (with some exceptions)
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Opacity test to be submitted to CARB by the tester
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OBD tests are automatically electronically submitted to CARB
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The Clean Truck Check Program
does not apply to:
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Zero-emission trucks
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Military tactical vehicles
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Authorized emergency vehicles
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Motorhomes registered outside of California
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Vehicles operating under an experimental permit
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Historical vehicles
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Gasoline vehicles
Whether you have one unit or a fleet, Diesel Exhaust and Emissions
We offer on-site and in-house emissions testing around your schedule with our state certified technicians.
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