Clean Truck Check Credentialed Tester

Clean Truck Check in Greenville, AL

1 credentialed tester in Greenville.

Testers in Greenville

Nearest in-person tester to Greenville

The closest CARB-credentialed Clean Truck Check tester is TRUCKWORX in Dothan, Alabama — about 86 miles away (straight-line). Smart CTC tests over the truck’s OBD port from anywhere, with no drive and no appointment.

Trucking activity in Butler 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
13
Trucking employees
240

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

Freight corridors near Greenville

Greenville sits on I-65, US-31, AL-10 and AL-106. 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).