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Legacy Truck Centers is in the process of selling our eight dealerships in Pennsylvania and one in West Virginia to M&K Truck Centers. The acquisition is scheduled to close on December 31, 2021 at 3:00 pm. Effective January 4th, 2022 M&K will offer Mack, Volvo and Isuzu products out of the Legacy Truck Centers locations in Pennsylvania – Altoona, Bedford, Brookville, Erie, Harrisburg, Milesburg, New Stanton, Somerset and in Wheeling, West Virginia...

Six electronic control units (ECUs) are used; the engine control
module (ECM), instrument control module (ICM), Vehicle
Electronic Control Unit (VECU), transmission control module
(TCM), the gear selector control module (GSCM) and the
aftertreatment control module (ACM). Together, these modules
operate and communicate through the SAE J1939 (CAN
1) data link to control a variety of engine and vehicle cab
functions. The ECM controls such things as fuel timing and
delivery, fan operation, engine protection functions, engine
brake operation, the exhaust gas recirculation (EGR) valve
and the turbocharger nozzle.

Diagnostic/Troubleshooting procedures for EGR System Components; Diagnostic Trouble Codes (DTC) P0401-00, P0402-00, P04DD-00, P1121-00, P1121-98 Or SPN 2659 FMI 16, SPN 2659 FMI 18, SPN 412 FMI 0, SPN 412 FMI 15 - US10, US10+OBD13, US14+OBD*, US17+OBD* With A Variable Geometry Turbocharger (VGT)

PDF -- D11, D13, and D16 Engine Sensor Locations

Volvo, Meritor, Eaton Axles VN, VHD

Driveshaft installation guide.

Every industry has its own unique language, and heavy-duty truck parts is no exception.  Here is our helpful list to decode the acronyms and abbreviations about heavy-duty truck parts.