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Heavy Duty Inspection and Maintenance Program

The Heavy Duty Inspection and Maintenance Program (HD I/M) is an important part of keeping trucks safe, clean, and ready for California roads. This program helps reduce harmful air pollution by checking for problems with heavy-duty diesel engines. These tests are not only about passing HD I/M helps drivers and owners keep their trucks in top shape, preventing big repairs later. If you drive or manage diesel trucks, following this program helps you avoid penalties and supports clean air for everyone.

Our goal is to make the HD I/M process simple and stress-free. We offer expert help for every part of the inspection, from explaining the hd i/m requirements to guiding you to the correct hd i/m test locations. Whether you’re an owner-operator or part of a commercial fleet, we make sure you understand your inspection schedule, testing needs, and what steps to take next. With our help, you won’t miss deadlines or face fines—and your truck will stay in top condition year-round. We also provide clean truck check tester and ctc credentialed tester services.

heavy duty inspection and maintenance program
Heavy Duty Inspection and Maintenance Program (32)

Professional truck emissions compliance and clean truck check testing

Meeting truck emissions compliance rules is now more important than ever. The Clean Truck Check, also called clean truck check, is part of California’s air protection plan. This testing program looks at diesel emissions from heavy-duty trucks to make sure they aren’t polluting more than allowed. Every vehicle must follow clean truck check requirements to stay on the road legally. We make sure your truck passes the needed emissions test without delays or confusion.

Our testing includes services like the diesel emissions test, semi truck smog check, and smog testing for heavy-duty vehicles. We also provide truck emissions testing on-site for fleet owners or busy drivers. From your first truck check-up to receiving your clean truck check certificate, we help with everything. If you don’t know how to get a clean truck check or need help with clean truck check registration, our expert staff will walk you through the process. Our mobile and in-shop testing makes compliance easy, convenient, and fast. We proudly provide Clean Truck Check  in Rancho Mirage and Clean Truck Check in Riverside (County Seat) .

How to pass clean truck check and HD/IM program requirements

Passing the Clean Truck Check test doesn’t have to be hard. The best way to pass is by keeping up with regular maintenance and using a trusted testing provider. We guide you step-by-step, so you don’t have to guess what’s needed. If your truck needs repairs, we show you exactly what to fix before testing again. We also make sure your truck meets all ctc compliance rules and help you understand how to get a clean truck check certificate the right way.

Understanding the full HD/IM program requirements is also very important. Trucks must be tested based on their engine year, weight class, and type of fuel. We help you stay up to date with what’s required and when to test. If you’re unsure where to start, we explain how to pass clean truck check in simple steps, and we even offer reminders so you never miss a deadline. With our help, you’ll always be ready for your next truck emissions inspection, and your truck will stay safe, clean, and on the road. We also provide clean truck check llc and clean truck check phone number services.

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Trusted By The World's Finest

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Why Choose Us?

Licensed and Certified Testing Team

We are fully licensed and certified to give HD I/M tests, Clean Truck Check services, and diesel truck inspections. Our testers follow California rules and know exactly what’s needed to pass. We are also ctc credentialed testers, which means we can give the right tests and send your results straight to the state. With us, your truck gets checked by people who know the rules and care about doing the job right.

 We use modern tools to make testing quick and easy. Whether you need a truck smog check, diesel emissions test, or a full heavy duty vehicle inspection, we help you get it done fast. We explain everything clearly, so you don’t get confused or delayed. Our goal is to help you pass your test and stay on the road without wasting time.

 If you are too busy to come to us, we can come to you. We offer mobile clean truck check and on-site truck emissions testing. This is great for drivers and fleet owners who don’t want to waste time driving around. You can keep working while we do the testing right where you are.

 Clean Truck Check and HD I/M program rules can be confusing. That’s why we help you understand everything. We explain clean truck check requirements, what kind of emissions test your truck needs, and how to register for the program. We make sure you follow the rules so you don’t face penalties.

 We help you with clean truck check registration, logging into your clean truck check account, and uploading your documents. We make sure everything is done correctly and on time. If you don’t know where to start or how to use the website, we’ll walk you through it.

 We don’t just test your truck—we help you pass. If your truck needs repairs, we tell you what to fix before your next test. We also do truck diagnostics to find problems early. This helps you save money and avoid test failures. We explain how to pass clean truck check in simple steps.

If you own or manage more than one truck, we can help with fleet testing. We make testing easy for businesses by offering scheduling, mobile service, and help with paperwork. Whether you have two trucks or twenty, we make sure all of them are tested and ready to go.

Happy Clients

"Fast, professional, and super friendly team!" Clean Truck Check gave my semi a full inspection and detailed clean in record time. I was back on the road confident and spotless. Highly recommend!
– Mike Johnson
– Mike Johnson
Clean Truck Check is a lifesaver!" They spotted an issue during the safety check that could’ve caused major trouble later. Their crew knows their stuff and the wash made my truck look brand new.
– Laura Martinez
– Laura Martinez
"Excellent service every time." I trust Clean Truck Check to handle multiple trucks with care and consistency. Their combo of inspections and cleanings saves us time and money.
– Kevin Brooks
– Kevin Brooks
"Best truck wash and check-up in town!" Great prices, fast service, and honest feedback. They even cleaned the interior better than some detail shops I’ve tried. Clean Truck Check is my go-to spot now.
– Sarah Thompson
– Sarah Thompson
"Friendly staff and spotless results!" I brought in my work truck for a DOT pre-inspection and wash. Passed the real check with flying colors. Clean Truck Check really delivers what they promise.
– Jamal Wright
– Jamal Wright
"Top-notch service with zero hassle!" I stopped in for a quick inspection, but the crew at Clean Truck Check went above and beyond. They cleaned my truck inside and out and even gave me tips to pass my DOT check easily.
– Brian Ellis
– Brian Ellis
"Reliable, honest, and super clean results!" We send all our company trucks here for monthly inspections and cleaning. The team is always on time, respectful, and does a solid job every single visit.
– Jasmine Patel
– Jasmine Patel
"This place is a hidden gem!" Clean Truck Check gave my rig the best wash it’s had in months. The inspection caught a brake issue I didn’t even know about. These folks really know their trucks.
– Chris Dugan,
– Chris Dugan,
"Great customer service and spotless work!" Our fleet stays clean and compliant thanks to Clean Truck Check. They’re fast, affordable, and always communicate clearly. They’ve made my job easier!
– Angela Reed
– Angela Reed
"They treat every truck like it’s their own!" Whether it’s a quick wash or a full inspection, Clean Truck Check never cuts corners. You can tell they care about safety and keeping your ride in top shape.
– Marcus Hill
– Marcus Hill

FAQs

What is the Clean Truck Check?

Clean Truck Check is a test to make sure heavy-duty diesel trucks are not polluting too much. It checks emissions and makes sure trucks meet California air rules.

The HD I/M Program stands for Heavy-Duty Inspection and Maintenance. It helps keep trucks running clean and safe by checking for engine and emissions problems.

You can register online, or we can help you with your clean truck check registration. We guide you through the forms and make sure everything is submitted correctly.

 You can come to our shop, or we can come to you with our mobile clean truck check service. We also know the correct hd i/m test locations if you need to go elsewhere.

If your truck fails, we’ll tell you what went wrong and what to fix. After you fix the issue, we’ll help you retest so you can pass and get your clean truck check certificate.

Keep your truck well maintained, fix engine problems early, and get help from professionals like us. We also offer help with truck diagnostics to find issues before testing.

Most trucks need testing once or twice a year. It depends on the type of truck and its engine. We’ll help you know your schedule and remind you when it’s time.