Vehicle emissions testing is part of the State of Colorado's overall strategy to improve air quality in and around the Denver-Boulder region. To find the answers to specific questions, click the links on this page or visit our site index.
Station Locations Testing Lab Emissions Repair Bay About Aircare Colorado Media Center Clean Air Links

4/5/04

Testing Tip

Plan to get your emissions test in the middle of the month. The last three days and the first three days of the month are the busiest times at the testing stations.
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Find out what the emissions limits are for passenger vehicles, light duty trucks (includes most SUVs), and for heavy trucks (includes most motor homes).

Has your vehicle failed its emissions test and you need to find a good repair shop? Check out the Emissions Repair Guide!

You can get additional program information by calling the Air Care Colorado Hotline at 303-456-7090. Se habla Espaņol.

Employment opportunities are available in the Air Care Colorado program. Envirotest Systems provides a benefits package as well as opportunities for advancement.

Need a diesel emissions test? Get information and locations from the Colorado Air Pollution Control Division website.