Clean Truck Check in Chester, MT

Nearest in-person tester to Chester

The closest CARB-credentialed Clean Truck Check tester is Western Transport inc. in Idaho Falls, Idaho — about 354 miles away (straight-line). Smart CTC tests over the truck’s OBD port from anywhere, with no drive and no appointment.

Freight corridors near Chester

Chester sits on US-2. 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).