Cummins ISB ECM ECU 4943134 Engine Computer Repair & Return Service
Sold by Dieselacs
- dieselacs.com
- Automobile Computer Solutions
- In Stock
$499.00 USD
Control Modules
This product is sold and fulfilled by Dieselacs on its own online store, dieselacs.com (opens in a new tab). Payment, shipping, returns and warranty are handled by the store, not by kayparts. Details come from the store's public catalog (last checked 2 days ago) and may have changed.
The price has stayed at $1,695.00 USD since we started tracking it on Nov 10, 2026. Prices come from dieselacs.com's public catalog, checked on every sync.
Mack E7 Diesel ECM 12MS517BM | Engine Control Module π We Ship Worldwide π‘οΈ 2-Year Warranty β Professionally Inspected & Tested π§ Additional Programming Required PRODUCT DESCRIPTION The Mack E7 ECM 12MS517BM is an OEM Engine Control Module (ECM / ECU) intended for compatible Mack E7 diesel engine applications. This replacement ECM is designed to restore proper electronic engine management and control when replacing a defective or malfunctioning original module. Each unit is professionally inspected and tested before shipping to help ensure reliable performance and dependable operation. IMPORTANT: ADDITIONAL PROGRAMMING REQUIRED This ECM is NOT Plug & Play. Additional programming or configuration may be required before the ECM will operate correctly in your vehicle. ACS does not offer programming services for this ECM. All necessary programming must be performed by the customer or a qualified diesel technician. PRODUCT SPECIFICATIONS Manufacturer: Mack Engine: Mack E7 Diesel OEM Part Number: 12MS517BM Component: Engine Control Module (ECM / ECU) Condition: OEM Replacement Core Charge: $150 Warranty: 2 Years Programming: Not Included or Offered Shipping: Worldwide CORE CHARGE β $150 A $150 refundable core charge applies to this ECM. The core charge is refundable once your eligible original ECM is returned and accepted in accordance with our core return policy. 2-YEAR LIMITED WARRANTY This ECM includes a 2-year limited warranty covering qualifying defects under normal operating conditions. Warranty does not cover damage resulting from: Improper installation or incorrect wiring Electrical shorts or voltage surges Water damage or physical damage Incorrect programming or external vehicle electrical problems IMPORTANT FITMENT INFORMATION Please verify your original ECM part number before purchasing. OEM Part Number: 12MS517BM Compatibility must be confirmed using the original ECM part number and engine specifications. Professional installation and programming areβ¦
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