Dodge Cummins Diesel Service & Repair
Cummins diesel engines are legendary for being some of the most powerful and reliable powerplants on the road. At 3A Automotive & Diesel, we are committed to keeping your Dodge Cummins engine running at top performance. Whether your truck is for work, recreation, or fleet service, our team has the specialized tools and knowledge to keep it reliable.
OUR PROCESS
1
Our approach combines the latest diagnostic technology with decades of hands-on experience.
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We perform comprehensive maintenance, including oil changes, fuel filter replacements, and cooling system flushes, as well as complex engine and transmission repairs.
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We provide honest recommendations and direct feedback, ensuring you understand exactly what your truck needs to stay in peak condition.
SIGNS YOU MAY NEED SERVICE
Engine running hotter than normal or overheating.
Decreased throttle response or "lag" during acceleration.
Discolored exhaust smoke or fluid leaks under the engine.
Excessive engine noise or rough shifting.
WHY CHOOSE 3A
For the best Cummins diesel repair in the greater Phoenix area, drivers choose 3A.
We pride ourselves on providing dealership-quality expertise at a more reasonable cost.
Our family-owned shop values customer loyalty, offering transparent communication and a 3-year/36,000-mile warranty on all Dodge diesel services.
WHY THIS SERVICE MATTERS
As diesel technology becomes more complex with newer models, having the right expertise is more important than ever. A well-maintained Cummins engine can last for hundreds of thousands of miles, but only with proper care. Regular maintenance protects your investment and ensures your Dodge truck is always ready for the heavy towing and high-torque demands of Arizona driving.
3 YEAR WARRANTY
"We offer a 3-year/36,000-mile warranty on most repairs—up to 3× longer than dealers and typical shops. If a car came new with a 3/36 warranty, the parts we install should last just as long. And with nationwide coverage, you’re protected anywhere in the USA."
SEE MORE
Trust the experts to keep your Cummins engine performing at its best.
Call 3A Automotive & Diesel or schedule your appointment online today for professional Dodge diesel service.