CARB Heavy-Duty Inspection and Maintenance Program
The Heavy-Duty Inspection and Maintenance Program (HD I/M) has been rebranded to the Clean Truck Check. 91 Bravo is committed to Reducing truck emissions with convenient testing options.
Testing Frequency
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OBD-equipped vehicles: 2 times per year, increasing to 4 times per year after 3 years
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Non-OBD equipped vehicles: 2 times per year
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Agricultural vehicles and California-registered motorhomes: once per year
Benefits
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Keeps trucks operating at maximum efficiency, saving fuel and other costs.
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Streamlined testing with minimal downtime.
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Ensures trucks operate cleanly, improving air quality in communities where trucks are common.
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Ensures all trucks operating in California meet the same standards.
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Assures the ability to renew Department of Motor Vehicles (DMV) registration.
The Clean Truck Check requires all diesel and alternative fuel trucks and buses with a gross vehicle weight rating (GVWR) over 14,000 pounds, including out-of-state and out-of-country vehicles, California motorhomes, and agricultural vehicles, to:
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be regularly tested to ensure all emissions-related equipment is functioning properly.
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report the testing data to CARB.
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pay a compliance fee of $30 per year per vehicle.
