Clean Truck Check Credentialed Tester

Clean Truck Check in Grand Rapids, MI

1 credentialed tester in Grand Rapids.

Testers in Grand Rapids

Nearest in-person tester to Grand Rapids

The closest CARB-credentialed Clean Truck Check tester is Mapletree Transportation inc in Middlebury, Indiana — about 88 miles away (straight-line). Smart CTC tests over the truck’s OBD port from anywhere, with no drive and no appointment.

Trucking activity in Kent 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
327
Trucking employees
6,705

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

Freight corridors near Grand Rapids

Grand Rapids sits on I-196, I-96, US-131, A-37, A-45 and M-11. 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 Grand Rapids. Useful for routing a service stop around your CTC test.

+4 more within 25 miles.

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