Accelerate moderately as you pass the testing van. Moderate acceleration is required to produce the most representative sample of your vehicle’s exhaust emissions. Therefore, deceleration or heavy acceleration may result in an invalid reading.

Air Care Colorado

Quick Consumer Information

Hours of Operation: 

Monday to Friday, 8 a.m. to 5:30 p.m. and Saturdays, 8 a.m. to 1 p.m.
Closed Sundays and state holidays.
PLEASE NOTE: Animals are not allowed in the waiting booths. Please wait with your pets outside of the building. Service animals, specifically trained to aid persons with disabilities, are welcome.

Look up a vehicle's recent emissions testing history. Vehicle Test History

Q.
Do you need a test?

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Cost?

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Grace period?

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Free Retest?

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Best Times to Test?

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Wheel Sizes and Dynamometers?

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VIN Verifications?

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Alternative Test?

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What is a "Readiness Monitor"?

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Unable to Test?