Recommended · Featured Partner
5— on Google ReviewsSmart CTC
Test your truck ANYWHERE in the USA, Canada or Mexico without scheduling shop visits or mobile testers.
RemoteOBDMotor Home
Clean Truck Check in Cotulla, TX
1 credentialed tester in Cotulla.
Testers in Cotulla
Nearest in-person tester to Cotulla
The closest CARB-credentialed Clean Truck Check tester is SMG Ventures in San Antonio, Texas — about 75 miles away (straight-line). Smart CTC tests over the truck’s OBD port from anywhere, with no drive and no appointment.
Freight corridors near Cotulla
Cotulla sits on I-35, I-35-Bus, FM-624 and TX-97. Trucks running these routes into California fall under CARB’s Clean Truck Check — Smart CTC lets them test remotely without leaving the road.
Source: OpenStreetMap (© OpenStreetMap contributors).
Nearby truck stops
OpenStreetMap-tagged truck stops, services areas, and HGV-marked fuel stations within 25 miles of Cotulla. Useful for routing a service stop around your CTC test.
- StripesStripes · HGV: yes · ~1 mi
- Flying JFlying J · HGV: yes · ~1 mi
- Flying J Travel CenterFlying J · HGV: yes · ~1 mi
- Love's Travel StopLove's · HGV: yes · ~2 mi
+1 more within 25 miles.
Source: © OpenStreetMap contributors. Last updated 2026-05-27.