--- title: blog (2) description: (2) --- [Skip to content](https://sacvalleydieseltesting.com/blog/page/2#main-content) [![Screenshot 2025-02-18 at 10.34.07 PM](https://sacvalleydieseltesting.com/hs-fs/hubfs/Screenshot%202025-02-18%20at%2010.34.07%20PM.png?width=244&height=121&name=Screenshot%202025-02-18%20at%2010.34.07%20PM.png)](https://sacvalleydieseltesting.com) - [Home](https://sacvalleydieseltesting.com) - [About](https://sacvalleydieseltesting.com/carb-info) - [Blog](https://sacvalleydieseltesting.com/blog) - [FAQ](https://ww2.arb.ca.gov/our-work/programs/inspection-and-maintenance-program/hd-im-fact-sheets) - [Diesel Motorhomes](https://sacvalleydieseltesting.com/motorhome-carb-testing) Open main navigation Close main navigation - [Home](https://sacvalleydieseltesting.com) - [About](https://sacvalleydieseltesting.com/carb-info) - [Blog](https://sacvalleydieseltesting.com/blog) - [FAQ](https://ww2.arb.ca.gov/our-work/programs/inspection-and-maintenance-program/hd-im-fact-sheets) - [Diesel Motorhomes](https://sacvalleydieseltesting.com/motorhome-carb-testing) - [530-650-6646](tel:5306506646) [530-650-6646](tel:5306506646) Get a Jump on California's Clean Truck Regulations!   Navigate the CARB Clean Truck Check Program with confidence. Our mobile testing team brings expert compliance solutions directly to you, making it simple to: - Keep your fleet running legally - Avoid costly violations - We submit your compliance test to CARB At Sac Valley Mobile Diesel Testing, we specialize in hassle-free compliance testing at your location. Our certified testers help you understand the latest CARB regulations while providing fast, professional service to keep your vehicles on the road. Need clarity on the new requirements? Questions about testing? Contact us today for straight answers and reliable solutions. ![CTC_Testers_hrz-color](https://sacvalleydieseltesting.com/hubfs/CTC_Testers_hrz-color.svg "CTC_Testers_hrz-color") [![](https://sacvalleydieseltesting.com/hubfs/Screenshot%202024-08-20%20at%209.21.49%20PM.png)](https://sacvalleydieseltesting.com/blog/trucking-in-the-bay-your-inside-scoop-on-the-top-ports-of-northern-california) [fleet management](https://sacvalleydieseltesting.com/blog/tag/fleet-management) ### [Trucking in the Bay: Your Inside Scoop on the Top Ports of Northern California](https://sacvalleydieseltesting.com/blog/trucking-in-the-bay-your-inside-scoop-on-the-top-ports-of-northern-california) [![](https://sacvalleydieseltesting.com/hubfs/Screenshot%202024-08-19%20at%201.37.41%20AM.png)](https://sacvalleydieseltesting.com/blog/exploring-californias-national-parks-in-a-motorhome-a-road-trip-adventure) [motorhome owner's](https://sacvalleydieseltesting.com/blog/tag/motorhome-owners) ### [Exploring California's National Parks in a Motorhome: A Road Trip Adventure](https://sacvalleydieseltesting.com/blog/exploring-californias-national-parks-in-a-motorhome-a-road-trip-adventure) [![](https://sacvalleydieseltesting.com/hubfs/Screenshot%202024-08-08%20at%208.13.12%20PM.png)](https://sacvalleydieseltesting.com/blog/dpfs) [Diesel Emissions Components](https://sacvalleydieseltesting.com/blog/tag/diesel-emissions-components) ### [Diesel Particulate Filters (DPFs) a KEY Part of the Emissions System](https://sacvalleydieseltesting.com/blog/dpfs) [![](https://sacvalleydieseltesting.com/hubfs/Screenshot%202024-07-28%20at%208.16.52%20PM.png)](https://sacvalleydieseltesting.com/blog/detroit-dd15-diesel-engine-a-deep-dive-into-power-and-efficiency) [Industry News](https://sacvalleydieseltesting.com/blog/tag/industry-news) ### [Detroit DD15 Diesel Engine: A Deep Dive into Power and Efficiency](https://sacvalleydieseltesting.com/blog/detroit-dd15-diesel-engine-a-deep-dive-into-power-and-efficiency) [![Clean Truck Check mobile testing Sacramento, Sacramento mobile diesel emissions testing, Mobile truck emissions testing CA compliant (Sacramento), Sacramento heavy duty truck emissions testing (mobile), Sacramento mobile diesel truck testing, CA Clean Truck Check compliance testing (Sacramento), Sacramento diesel truck OBD testing (mobile), Mobile diesel smoke testing Sacramento](https://sacvalleydieseltesting.com/hubfs/Screenshot%202024-07-28%20at%2010.54.19%20AM.png)](https://sacvalleydieseltesting.com/blog/navigating-californias-clean-truck-check-program-a-guide-for-vehicle-owners-and-fleet-managers) [CARB Clean Truck Check Database](https://sacvalleydieseltesting.com/blog/tag/carb-clean-truck-check-database) ### [Navigating California's Clean Truck Check Program-Comprehensive Guide](https://sacvalleydieseltesting.com/blog/navigating-californias-clean-truck-check-program-a-guide-for-vehicle-owners-and-fleet-managers) [![](https://sacvalleydieseltesting.com/hubfs/Screenshot%202024-07-28%20at%2010.41.08%20AM.png)](https://sacvalleydieseltesting.com/blog/protecting-fleet-performance-the-risks-of-emission-control-system-tampering) [fleet management](https://sacvalleydieseltesting.com/blog/tag/fleet-management) ### [Risks of Emission Control System Tampering](https://sacvalleydieseltesting.com/blog/protecting-fleet-performance-the-risks-of-emission-control-system-tampering) [![](https://sacvalleydieseltesting.com/hubfs/Screenshot%202024-08-19%20at%202.11.03%20AM.png)](https://sacvalleydieseltesting.com/blog/obd-testing-new-update-from-carb-for-8-1-2024) [CARB Updates](https://sacvalleydieseltesting.com/blog/tag/carb-updates) ### [Clean Truck Check OBD Testing (New Update from CARB for 8-1-2024)](https://sacvalleydieseltesting.com/blog/obd-testing-new-update-from-carb-for-8-1-2024) [![](https://sacvalleydieseltesting.com/hubfs/Screenshot%202024-07-20%20at%204.51.33%20PM.png)](https://sacvalleydieseltesting.com/blog/money-in-money-out) [fleet management](https://sacvalleydieseltesting.com/blog/tag/fleet-management) ### [Trucking in California: Driving Profits and Cutting Costs](https://sacvalleydieseltesting.com/blog/money-in-money-out) [![](https://sacvalleydieseltesting.com/hubfs/Screenshot%202024-07-20%20at%204.43.08%20PM.png)](https://sacvalleydieseltesting.com/blog/california-trucking-regulations-a-guide-for-maximum-profitability) [California Air Resources Board Updates](https://sacvalleydieseltesting.com/blog/tag/california-air-resources-board-updates) ### [California Trucking Regulations: A Guide for Maximum Profitability](https://sacvalleydieseltesting.com/blog/california-trucking-regulations-a-guide-for-maximum-profitability) [![](https://sacvalleydieseltesting.com/hubfs/Screenshot%202024-07-11%20at%2011.32.44%20AM.png)](https://sacvalleydieseltesting.com/blog/what-to-expect-during-a-carb-clean-truck-check-a-comprehensive-overview) [Clean Truck Check HD I/M](https://sacvalleydieseltesting.com/blog/tag/clean-truck-check-hd-i-m) ### [What to Expect During a CARB Clean Truck Check: A Comprehensive Overview](https://sacvalleydieseltesting.com/blog/what-to-expect-during-a-carb-clean-truck-check-a-comprehensive-overview) [First](https://sacvalleydieseltesting.com/blog) [Prev](https://sacvalleydieseltesting.com/blog) [1](https://sacvalleydieseltesting.com/blog) [2](https://sacvalleydieseltesting.com/blog/page/2) [3](https://sacvalleydieseltesting.com/blog/page/3) [4](https://sacvalleydieseltesting.com/blog/page/4) [Next](https://sacvalleydieseltesting.com/blog/page/3) [Last](https://sacvalleydieseltesting.com/blog/page/4) [![](https://sacvalleydieseltesting.com/hs-fs/hubfs/Screenshot%202024-09-02%20at%209.04.58%20AM-1.png?width=444&height=228&name=Screenshot%202024-09-02%20at%209.04.58%20AM-1.png)](https://sacvalleydieseltesting.com/)   Learn more about the California Air Resources Board HD/IM Diesel Emissions Program that goes into effect this year by clicking on the links under Resources.       [facebook-f icon](https://www.facebook.com/profile.php?id=61570893532975) [linkedin-in icon](https://www.linkedin.com/company/106506390/admin/dashboard/) [youtube icon](https://youtu.be/mwR0TwFdHPU?si=uVxVAgoWq2lVix7B) instagram icon ## **Resources** [Clean Truck Check Website](https://ww2.arb.ca.gov/our-work/programs/CTC) [Truck Stop Videos - Including Spanish Versions](https://www.youtube.com/@carbtruckstop5804/videos) [CARB Motorhome FACT SHEET](https://ww2.arb.ca.gov/resources/fact-sheets/clean-truck-check-motorhome-fact-sheet) [The NEW Semi-Annual Testing Requirements](https://ww2.arb.ca.gov/clean-truck-check-requirements-vehicles-subject-semi-annual-compliance) [CARB info VIDEO](https://ww2.arb.ca.gov/our-work/programs/truckstop-resources/truckstop/training-course-clean-truck-check-hd-im-program) [Testing Twice A Year - Calendar](https://ww2.arb.ca.gov/clean-truck-check-requirements-vehicles-subject-semi-annual-compliance) [Vehicle Inspection System (CTC-VIS) Portal](https://cleantruckcheck.arb.ca.gov) [Database Reporting Instructions CTC-VIS](https://youtu.be/Zd1YaEBM-hE?si=KXFPV6TxuKQ6yM21) [DPF Maintenance](https://youtu.be/NB_dZTnhYTs?si=gC8S-TU8bzEdbekw) [Information About Selling a Vehicle](https://ww2.arb.ca.gov/resources/fact-sheets/dealer-fact-sheet-clean-truck-check) [Information About Clearning Codes](https://ww2.arb.ca.gov/board-diagnostic-obd-readiness-criteria) [Acceptable Smoke Levels For Smoke Tests](https://ww2.arb.ca.gov/sites/default/files/inline-images/Opacity%20%25s.png) [Missing Engine Label Information](https://ww2.arb.ca.gov/resources/fact-sheets/clean-truck-check-what-do-when-ecl-missingillegible) [Our Site Data Privacy Policy\*](https://www.freeprivacypolicy.com/live/4839b8f5-5648-436e-9a7c-d6f08e41b09e)   ![CTC_Testers_hrz-white](https://sacvalleydieseltesting.com/hubfs/CTC_Testers_hrz-white.svg "CTC_Testers_hrz-white") Information about CARB and HD/IM Program is subject to change, for the most accurate and up-to-date information go to the California Air Resouces Board Website                                                                                                                                                                                                                    Copyright © 2026, Sac Valley Mobile Diesel Testing