Reviews
Choosing the right diesel shop matters. You want technicians who understand your engine, respect your time, and deliver work you can count on—especially in Arizona’s heat. At Copperhead Diesel Performance, a veteran-owned, BBB A+ rated diesel shop, we’re proud that most customers come from referrals, repeat visits, and long-term trust.
Below is real feedback from Ram, Powerstroke, Duramax, Cummins, and fleet owners who rely on us to keep their trucks running strong in Chandler, Mesa, Gilbert, Tempe, and beyond.
- VISIT US:
- 145 E Highland St, Chandler, AZ 85225
- Mon–Fri, 7:00 AM – 5:00 PM
- OR CALL US:
- (480) 382-4211
⭐ Verified Ratings
⭐⭐⭐⭐⭐ Google Reviews
⭐⭐⭐⭐⭐ BBB Accredited – A+ Rating
⭐⭐⭐⭐⭐ RepairPal Preferred Diesel Shop
ASE-Certified & Master Diesel Technicians
⭐ Customer Reviews
⭐⭐⭐⭐⭐
“These guys know diesel—period.”
“Brought my L5P in after two shops couldn’t solve a power loss issue. Copperhead diagnosed it the same day and had me back on the road fast.”
— Mark J., Chandler
⭐⭐⭐⭐⭐
“The only shop I trust with my fleet.”
“Our HVAC vans run across Phoenix daily. Copperhead keeps all 11 trucks reliable—even in brutal summer heat.”
— Shannon R., Mesa
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“Fixed what the dealership missed.”
“My Cummins kept overheating. They found a failing fan clutch and restricted radiator. Runs cooler than ever.”
— Eric T., Queen Creek
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“Shoutout to Mike—saved my weekend.”
“My Powerstroke lost boost before a camping trip. Mike found a sticking VGT vane and repaired it same day.”
— Robert L., Tempe
Expert Diesel Technicians You Can Trust
Your truck is serviced by ASE-Certified and Master Diesel Techs, including former GM, Ford, and Ram dealership technicians with specialized training in Cummins, Duramax, Powerstroke, EcoDiesel, and more.
Every visit includes clear explanations, photo documentation, and no-pressure recommendations.
Share Your Experience
Your feedback helps other diesel owners find a shop they can trust—and helps us continue serving the Chandler community with integrity.
👉 Leave a Google Review
👉 View our BBB Rating