Diesel Truck Repair in Nampa, Idaho
Mike’s Auto Clinic is one of the few independent shops in the Treasure Valley with the expertise and diagnostic equipment to properly service modern diesel trucks. Whether you drive a Ford F-250 Powerstroke, Ram 2500/3500 Cummins, or Chevy/GMC Duramax, our ASE-certified technicians know your truck.
Diesel Services We Offer
- Diesel oil changes and filter service
- DEF system maintenance and urea injector service
- EGR valve cleaning and replacement
- DPF (Diesel Particulate Filter) regeneration and replacement
- Diesel fuel injector service and replacement
- Turbocharger inspection, cleaning, and replacement
- Glow plug and grid heater replacement (cold-start issues)
- Diesel engine diagnostic (JPRO, Forscan, and OEM scan tools)
- Transmission service (Allison, ZF, and others)
- Cooling system service (critical for diesel longevity)
Diesel Engines We Specialize In
| Engine | Vehicle | Common Issues We Fix |
|---|---|---|
| 6.7L Power Stroke | 2011+ Ford F-250/350/450 | EGR cooler, DPF issues, CP4 pump failure |
| 6.0L Power Stroke | 2003-2007 Ford Super Duty | EGR cooler, head gasket, oil cooler |
| 6.7L Cummins | 2007+ Ram 2500/3500 | EGR, DPF regeneration, injector issues |
| 5.9L Cummins | 1989-2007 Ram 2500/3500 | Lift pump, injection pump, VP44 |
| 6.6L Duramax LML | 2011-2016 Chevy/GMC HD | CP4 injection pump, DEF/SCR system |
| 6.6L Duramax L5P | 2017+ Chevy/GMC HD | Emissions system, diagnostics |
Diesel-Specific Maintenance You Need in Idaho
- DEF (Diesel Exhaust Fluid) — Keep above 25% to avoid limp mode on 2011+ trucks
- Fuel Filter Changes — Every 15,000-25,000 miles (especially with Idaho’s varied fuel quality)
- DPF Regeneration — Trucks driven primarily short distances may need forced regens to prevent DPF clogging
- EGR Maintenance — Carbon buildup causes rough idling and power loss in diesel trucks
Frequently Asked Questions
Can you work on lifted diesel trucks?
Yes — we have a lift tall enough to accommodate 6 inch and some 8 inch lift kits. Call us first for very large builds to confirm fitment.
My DPF is clogged — do I need to replace it?
Not always. We can often perform a forced regeneration cycle to burn off accumulated soot. If the DPF is physically damaged, replacement may be necessary. We will inspect and give you an honest answer.
My truck is going into limp mode. What is wrong?
Limp mode on a diesel is usually triggered by: low DEF fluid, a DPF that needs regeneration, an EGR fault, a turbo issue, or an injector problem. We will run a full scan to identify the exact fault code before recommending any repair.
Do you work on older pre-emissions diesels?
Absolutely. We work on pre-2007 Cummins and Powerstroke trucks — mechanical injection work, lift pump upgrades, and general maintenance are all services we offer.
Schedule Diesel Truck Service in Nampa
Mike’s Auto Clinic — 611 3rd Street S, Nampa, ID 83651. Call (208) 466-7402 or book online. Mon-Thu 8am-5:30pm | Fri 8am-5pm | 24/7 drop-off available. All repairs covered by our 5-Year/50,000-Mile Warranty.