Mack E7 Diesel ECM 12MS526M | Engine Control Module

🚚 We Ship Worldwide
🛡️ 2-Year Warranty
✅ Professionally Inspected & Tested
🔧 Additional Programming Required

PRODUCT DESCRIPTION

The Mack E7 ECM 12MS526M is an OEM Engine Control Module (ECM / ECU) designed for compatible Mack E7 diesel engine applications.

This replacement ECM is intended to restore proper electronic engine control when replacing a defective or malfunctioning original module.

Each unit is professionally inspected and tested before shipping to ensure dependable performance.

IMPORTANT: ADDITIONAL PROGRAMMING REQUIRED

This ECM is NOT Plug & Play.

Additional programming or configuration may be required before installation or operation.

ACS does not offer programming services for this ECM. All necessary programming must be completed by the customer or a qualified diesel technician.

PRODUCT SPECIFICATIONS

• Manufacturer: Mack

• Engine: Mack E7 Diesel

• Part Number: 12MS526M

• Component: Engine Control Module (ECM / ECU)

• Condition: OEM Replacement

• Core Charge: $150

• Warranty: 2 Years

• Programming: Not Included or Offered

• Shipping: Worldwide

CORE CHARGE — $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: 12MS526M

Compatibility must be confirmed using the original ECM part number and engine specifications.

Professional installation and programming are recommended.

Automobile Computer Solutions (ACS)
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