Genuine Mack Red Engine Computer Module

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DESCRIPTION Red Engine Computer Module CONDITION Used BRAND Mack PART NUMBER 22581042 PART NUMBERS 22581042; 85021388, 85027388 Function of this partThe engine control module (ECM) is the electronic brain of the engine. It reads information from sensors and commands fuel delivery, timing, and other actuators to keep the engine running properly.Why this part mattersWithout a functioning ECM, the engine will not start or will run poorly. A correct, working ECM is essential for performance, diagnostics, emissions control, and protecting the engine from damage.About the brandMack is known for building tough trucks and components for construction, vocational, and highway fleets that need reliable performance day after day.Fitment & usage Used OEM parts are a smart choice for controlling repair costs while still using original-equipment components. Always match the OEM part number(s) listed to your existing part, and consult your service manual, dealer, or technician if you are unsure about fitment. Note: Because this is a used component, normal signs of wear such as scratches, discoloration, or light surface corrosion may be present. Refer to the product photos and information on Second Truck Parts for the best representation of the part you will receive. Show more