Don’t wait until the month your emissions is due. In order to allow sufficient time to analyze and process the RapidScreen data, any readings recorded within the final two months before your vehicle’s registration renewal is due will be too late to qualify.

Air Care Colorado

Diesel Test Centers

Diesel vehicles are not tested at Air Care Colorado test centers. For information on emissions testing requirements for diesel vehicles, visit the Air Pollution Control Division's Diesel Emissions Control page, or call them at 303-744-2442 and press 3.

Below is a listing/map of independent Diesel Test centers. Select a center for more information.

dieselLight2.pngServices light diesel    dieselHeavy2.pngServices heavy diesel    dieselBoth2.pngServices both light and heavy diesel