Time for an Emissions Test for your Medium or Heavy Duty Diesel Truck? Stop by JECO now! We’re here 24 HOURS A DAY Monday through Friday, and 8-5 PM on the weekends. As long as your vehicle is 14,001 GVW or more, JECO is the place for you!
Licensed by the State of Colorado
Certified diesel inspectors
We test while you wait!
Can't stay? No problem! JECO offers overnight servicing as well, with your truck ready and waiting for you in the morning!
JECO Inc. is a small, independently owned repair facility that's your one-stop shop for all diesel repair needs! With its convenient location in Denver and its certified technicians, JECO will get you back on the road in a hurry! In addition to repairs, we’re currently offering Medium and Heavy Duty Diesel Emissions Testing for the State of Colorado!
No Appointments Needed
Licensed and Insured
Certified Smog Testing Experts
24 hours a day, Monday through Friday
8 AM to 5 PM, Weekends
Give us a call: