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Engine Specialists

Cummins Repair & Tuning — Arkansas

Full-spectrum Cummins diagnostics, calibration, and repair near Hot Springs, Arkadelphia & Little Rock — from factory uprates to advanced aftertreatment systems.

Calibrations

  • Factory uprate calibrations
  • Update factory calibrations
  • Customer-specific calibrations

Mechanical

  • Overhead adjustments
  • Jake brake adjustments

Diagnostics & Repair

  • Fuel system diagnostics and repair
  • CAN Bus diagnostics and repair
  • Aftertreatment advanced diagnostics

Need Cummins Work Done?

Call us or send a message — we'll get your Cummins running right.

Red's Auto and Diesel RADZ

Quality truck repairs and maintenance services you can rely on.

Hours & Contact

  • Mon–Sat: 10:00 am – 7:00 pm
    24 Hr Road Service Available
  • (870)406-9870
  • 114 Lonestar Way, Gurdon, AR 71743

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