Under New Ownership!
Under New Ownership!
Pro Diesel Automotive Repair delivers expert full-service auto care for vehicles 1987 and newer, specializing in complete engine repair & replacement, transmission service, brakes, suspension, electrical systems, A/C, preventative maintenance, and emissions testing. Our light-duty diesel and Jeep specialists provide advanced diagnostics and repairs including fuel systems, turbochargers, DPF cleaning, 4x4 systems, lift kits, off-road customization, drivetrain rebuilds, and trail-ready inspections—keeping your vehicle reliable on and off the road.


Full Service Auto Repair includes complete engine repair and replacement to keep your vehicle running smoothly. We offer comprehensive transmission service and diagnosis, along with brake system repair and upgrades. Our experts provide suspension and steering repair, along with electrical diagnostics and battery replacement services. Enjo
Full Service Auto Repair includes complete engine repair and replacement to keep your vehicle running smoothly. We offer comprehensive transmission service and diagnosis, along with brake system repair and upgrades. Our experts provide suspension and steering repair, along with electrical diagnostics and battery replacement services. Enjoy efficient air conditioning and heating service, as well as preventative maintenance and tune-ups. We also conduct fluid flushes and filter changes and perform emissions testing to ensure your vehicle meets standards. Our specialization includes light duty diesel and Jeep models, with diesel engine diagnostics and repair for optimal diesel performance. We provide fuel system service and injector replacement, along with turbocharger service and upgrades designed to enhance diesel performance. Further, our glow plug and cold start system repairs and diesel emissions testing, including DPF cleaning, are top-notch. Trust us for oil, filter, and fluid services, cooling system maintenance, and 4x4 system diagnostics and repair, all aimed at improving performance. For better diesel handling, we offer lift kits and suspension upgrades, as well as off-road setup and customization using performance diesel products. Our drivetrain and axle rebuilds are performed for maximum durability, and we handle gear and locker installation. Additionally, we manage lighting, winch, and accessory installs, along with steering and alignment adjustments. Our trail readiness inspections ensure your vehicle is ready for top diesel performance.

Pro Diesel is an approved VVRP Repair Facility specializing in complete engine repair and diesel engine optimization! The VVRP (Voluntary Vehicle Repair Program) Repair Guidelines from Arizona ADEQ support eligible vehicle owners with emissions-related repairs following a failed test. This program contributes up to $900 toward qualifying
Pro Diesel is an approved VVRP Repair Facility specializing in complete engine repair and diesel engine optimization! The VVRP (Voluntary Vehicle Repair Program) Repair Guidelines from Arizona ADEQ support eligible vehicle owners with emissions-related repairs following a failed test. This program contributes up to $900 toward qualifying repairs, with the owner responsible for a $100 co-pay. Any expenses exceeding $1,000 fall under the owner's responsibility. Key Repair Process Guidelines Repairs must be completed at an approved VVRP repair facility: - Only VVRP-approved shops can carry out repairs covered by the program, ensuring high-quality diesel performance and emissions compliance. - The shop directly bills the program through Gordon-Darby Arizona Testing / GDAT. - These shops undergo screening by ADEQ and must maintain impressive success rates (often over 90% for re-tests). Repairs must address emissions-related issues: - The focus is on fixing the underlying problems that caused the initial emissions test failure, in line with performance diesel products standards. - Shops utilize diagnostic tools and standardized estimating software, like Mitchell 1, for accurate estimates and invoicing. Guarantee on repairs: - Approved shops guarantee their work based on the original failure factors. - If the vehicle fails a re-test for the same issues after repairs, the shop is required to cover any additional emissions repairs at no extra cost to the owner or the program. Timeline: - The vehicle must be taken to an approved shop within 60 days of program approval/enrollment. - A diagnosis and estimate will be provided, and the owner must approve repairs after paying the $100 co-pay. Re-testing: - After repairs, the vehicle should be returned to any emissions testing station to confirm it passes. - Some approved shops may also handle re-testing on your behalf (be sure to ask ahead).

We love our customers and invite you to visit us during normal business hours to explore our performance diesel products. Here, you can learn about diesel engine optimization to enhance diesel performance and discover our complete engine repair services, as well as diagnostic solutions for emissions and overall Full Service Auto Repair.
Open today | 07:30 am – 05:00 pm |
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