Clean Truck Check Credentialed Tester

Clean Truck Check in Oswego, IL

1 credentialed tester in Oswego.

Testers in Oswego

Nearest in-person tester to Oswego

The closest CARB-credentialed Clean Truck Check tester is ATLANTIC UNION in Naperville, Illinois — about 7 miles away (straight-line). Smart CTC tests over the truck’s OBD port from anywhere, with no drive and no appointment.

Trucking activity in Kendall County

Clean Truck Check applies to heavy-duty vehicles that operate in California — including out-of-state trucks based here that run loads west.

Trucking establishments
208
Trucking employees
1,473

Source: FMCSA MCMIS carrier census, US Census County Business Patterns 2021.

Freight corridors near Oswego

Oswego sits on I-55, I-80, I-88, US-30, US-34 and US-52. 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 Oswego. Useful for routing a service stop around your CTC test.

+11 more within 25 miles.

Source: © OpenStreetMap contributors. Last updated 2026-05-26.