Clean Truck Check Credentialed Tester

Clean Truck Check in Tyler, TX

1 credentialed tester in Tyler.

Testers in Tyler

Nearest in-person tester to Tyler

The closest CARB-credentialed Clean Truck Check tester is Lone Star Tire Diesel Service in Dallas, Texas — about 83 miles away (straight-line). Smart CTC tests over the truck’s OBD port from anywhere, with no drive and no appointment.

Trucking activity in Smith 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
99
Trucking employees
1,153

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

Freight corridors near Tyler

Tyler sits on I-20, US-271, US-69, FM-16, FM-2493 and FM-850. 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).