Recommended · Featured Partner
5— on Google ReviewsSmart CTC
Test your truck ANYWHERE in the USA, Canada or Mexico without scheduling shop visits or mobile testers.
RemoteOBDMotor Home
Clean Truck Check in Upland, CA
5 credentialed testers in Upland.
Testers in Upland
Recommended · Featured Partner
5— on Google ReviewsClean Truck Check Pro
Mobile CARB-credentialed Clean Truck Check testing serving Southern California.
MobileOBDMotor Home
NEXT GEN CLEAN TRUCK CHECK
Anthony Zacarias
MobileOBD
Carlos N/A
MobileOBDMotor Home
Stephen Tober
MobileOBDOVIOVI tests are required for 2012 and older enginesMotor Home
Trucking activity in San Bernardino 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
1,953
Trucking employees
21,519
Source: FMCSA MCMIS carrier census, US Census County Business Patterns 2021.