Recall 14V137000 — ENGINE AND ENGINE COOLING:ENGINE Defect in 2010-2015 MACK MRU
RECALL This recall affects up to 1,934 vehicles.
Recall Summary
| NHTSA Campaign | 14V137000 |
| Manufacturer | Mack Trucks, Inc. |
| Vehicles Affected | 1,934 |
| Component | ENGINE AND ENGINE COOLING:ENGINE |
| Date Notified | |
| Affected Vehicles |
Defect Description
Mack Trucks Inc. (Mack) is recalling certain model year 2014-2015 CXU, 2010-2015 LEU, and 2011-2015 MRU vehicles manufactured with certain Cummins Westport Model ISL G and ISX12 G engines. Condensation in the intake manifold may freeze during cold weather conditions and interfere with the proper operation of the intake manifold pressure sensor.
Safety Consequence
The improper operation of the sensor could induce elevated exhaust temperatures or flames from the exhaust pipe, increasing the risk of a vehicle fire or burn injury to a person near the exhaust pipe.
Remedy
Cummins and Cummins Westport will notify owners, and authorized Cummins service facilities will upload a new ECM calibration, free of charge. The recall began on March 12, 2014. Customers may contact Mack at 1-336-393-2000 or Cummins Inc. at 1-800-343-7357. Mack's number for this recall is SC0377.
Related Recalls for MACK
| Campaign | Vehicle | Component | Date | Affected |
|---|---|---|---|---|
| 25V666000 | 2024 MACK MD (ELECTRIC) | SEAT BELTS:FRONT:ANCHORAGE | 15,841 | |
| 25V801000 | 2025 MACK PIONEER PR (4) | EQUIPMENT:MECHANICAL | 46 | |
| 25V622000 | 2025 MACK PIONEER PR (4) | EXTERIOR LIGHTING:LIGHTING CONTROL MODULE | 156 | |
| 25V495000 | 2026 MACK GRANITE GR (4) | SERVICE BRAKES, AIR:DRUM | 36 | |
| 25V521000 | 2025 MACK ANTHEM (AN) | STEERING | 32 | |
| 25V427000 | 2024 MACK MD (ELECTRIC) | ELECTRICAL SYSTEM:SOFTWARE | 148 | |
| 25V352000 | 2026 MACK GRANITE GR (4) | SERVICE BRAKES, AIR:DRUM | 5 | |
| 25V382000 | 2025 MACK GRANITE (GR) | ELECTRICAL SYSTEM:12V/24V/48V BATTERY | 8 | |
| 25V333000 | 2026 MACK MD | SEAT BELTS | 42 | |
| 25V030000 | 2010 MACK MRU | SERVICE BRAKES, AIR:ANTILOCK | 142 |