Your Mobile Solution for CARB Clean Truck Check Compliance on the Central Coast
L Diesel Mobile Services delivers streamlined on-site testing and expert emissions repairs across San Luis Obispo and Santa Barbara Counties to keep your fleet moving.

When your heavy-duty trucks operate throughout San Luis Obispo and Santa Barbara Counties—from the vineyards of Paso Robles to the coastal routes in Santa Maria and Lompoc—maintaining CARB Clean Truck Check compliance can be a challenge. L Diesel Mobile Services delivers a streamlined solution: mobile compliance testing and expert emissions repairs, right where you're parked.
What We Offer
On-Site CARB Clean Truck Check Testing
Our CARB-credentialed technicians bring OBD and smoke testing tools directly to your location, whether you're in Atascadero or Santa Barbara. We handle your CARB compliance testing efficiently, ensuring you avoid interrupting your route. We submit results immediately via CTC-VIS, minimizing the risk of costly DMV registration holds.
Mobile Emissions System Repairs & Diagnostics
Failed a test? Our team performs expert mobile diagnostics and repairs on-site. From forced DPF regeneration and sensor replacements to comprehensive aftertreatment services, we get you compliant and back on the road without the delay of a trip to the shop.
Serving Your Key Central Coast Cities
We provide tailored compliance solutions across the region.
City / Area | Benefit with L Diesel Mobile Services |
---|---|
San Luis Obispo city | On-site testing and quick compliance for local fleets. |
Paso Robles / Atascadero | Efficient work with minimal asset downtime for agricultural and transport trucks. |
Santa Maria / Orcutt | Skilled testing and emission repairs near major production centers. |
Lompoc / Goleta / Carpinteria | Fast service for regional transport and commercial routes along the 101. |
How It Works: A Simple 4-Step Process
- Book Your Service: Give us your location (warehouse, job site, yard), vehicle details, and target date.
- We Arrive Prepared: Equipped and credentialed, we manage all testing and, if needed, can perform on-the-spot emissions repairs.
- Swift CARB Submission: Test results are automatically uploaded to the CARB CTC-VIS database, ensuring your compliance is officially recorded.
- Confirm Compliance: We help you confirm your DMV status to avoid registration holds and fines, keeping your fleet fully operational.
The Final Word on Central Coast Compliance
For fleet operators in San Luis Obispo and Santa Barbara counties, L Diesel Mobile Services offers local convenience with regulatory confidence. Enjoy hassle-free testing, on-site repairs, and compliance solutions tailored to your city.
Ready to protect your operations from fines or downtime? Contact us to schedule your Clean Truck Check or emissions repair today.