Diesel ECM module with dual connectors for heavy-duty trucks – repair service by Module Repair Lab.

Heavy-Duty ECM Repair Services

10 products

Get a Repair in Days, Not Weeks

Select your service and checkout, then mail your module.

    Diesel ECM & Control Module Repair | Cummins, Detroit, Ford, Caterpillar & More

    Avoid expensive replacements and long lead times—get your original ECM professionally repaired. Module Repair Lab specializes in fast, affordable diesel ECM repair services for major engine manufacturers including Cummins, Detroit Diesel, Ford Power Stroke (including FICM), Caterpillar, Volvo, International, and more.

    Why Choose Our Diesel ECM Repair Service:

    • Expert repair of your original ECM (no swaps or core exchange required)

    • 4-month warranty on all repairs

    • 24–48 hour turnaround from the time we receive your module

    • Most repairs are plug-and-play for easy reinstallation

    • Return shipping included

    We support modules from:

    • Cummins: ISX, ISC, ISM, ISB

    • Detroit Diesel: DD13, DD15, DDEC series, CPC4

    • Ford Power Stroke: 6.0L, 6.4L, 6.7L ECM/PCM + FICM

    • Caterpillar: C7, C9, C15, C18

    • Volvo & Mack: MID128, MID144

    • International/Navistar: MAXXFORCE, Diamond Logic

    • Freightliner, Paccar, Peterbilt, Kenworth, and more

    Common Module Types We Repair:

    • ECM (Engine Control Module)

    • PCM (Powertrain Control Module)

    • FICM (Fuel Injection Control Module)

    • CPC (Common Powertrain Controller)

    Trusted Nationwide by independent shops, fleets, and diesel techs who rely on fast service and factory-level repairs that keep trucks on the road.

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