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Heavy-Duty Emissions Testing

Locations in Temecula and Menifee, CA

Unbiased Assessments 

Walk-Ins & Same-Day Appointments

Services in 15 to 20 Minutes

Heavy-Duty Emissions Testing for Your Fleet

At Tri-City Smog, we specialize in heavy-duty emissions testing to keep your fleet compliant and on the road. Our expert technicians are equipped to handle all your testing needs efficiently and accurately. We offer:


  • Heavy-duty vehicle testing
  • Clean truck checks (HD, I/M)
  • Comprehensive emissions assessments
  • Quick turnaround times
  • State-certified testing procedures


Contact Tri-City Smog today to schedule your heavy-duty emissions testing and ensure your fleet meets all regulatory requirements.


The Importance of Heavy-Duty Emissions Testing

Routine emissions testing for heavy-duty vehicles is essential for:


  • Ensuring compliance with state and federal regulations
  • Maintaining air quality standards
  • Identifying potential engine issues early
  • Improving fuel efficiency
  • Extending vehicle lifespan
  • Avoiding costly fines and penalties


Choosing Tri-City Smog means taking a proactive step toward maintaining your fleet’s performance and compliance. Our team is ready to help you meet all necessary requirements.


Why Choose Tri-City Smog

Tri-City Smog stands out as the premier choice for heavy-duty emissions testing. Here’s why:


  • Test-only location for unbiased assessments
  • ASE-certified technicians
  • Fast service: 15 to 20 minutes
  • Testing for all vehicle types
  • State-licensed and certified
  • Over 31 years of experience
  • Specialized in clean truck checks (HD, I/M)


Our commitment to accuracy, efficiency, and customer satisfaction sets us apart. Trust Tri-City Smog to keep your heavy-duty vehicles compliant and running smoothly.


Contact Us

Ready to schedule your heavy-duty emissions testing? Tri-City Smog is here to help. With convenient locations in Temecula and Menifee, CA, we proudly serve fleets throughout the region. Our experienced team is available to answer your questions, explain our testing process, and help you stay compliant with California’s emissions regulations.


Don’t let emissions testing slow down your business—contact Tri-City Smog now and experience the difference our expertise makes.

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  • What types of vehicles require heavy-duty emissions testing?

    Heavy-duty vehicles typically include large trucks, buses, and commercial vehicles over 14,000 lbs GVWR

  • How often do heavy-duty vehicles need emissions testing?

    In California, most heavy-duty vehicles require annual emissions testing.

  • Can Tri-City Smog perform heavy-duty emissions testing?

    Yes, Tri-City Smog is equipped to conduct heavy-duty emissions testing at our Temecula and Menifee locations.

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Veterans Save on Smog Tests
Tri-City Smog offers a 5% discount for veterans at our Temecula and Menifee locations. Keep your vehicle compliant and save money with our reliable testing services.
Call now to schedule your discounted smog test!
Not valid with any other offers or promotions. Restrictions apply. Must mention this coupon at the time of scheduling.
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Quick 15-20 Minute Service

We know your time is valuable. That's why we've streamlined our smog testing process to get you in and out fast.

Schedule your quick smog test today!

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