Ice may form in intake manifold
Defect Summary
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.
Corrective Action
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.
Similar Recalls
Other recalls from Mack Trucks, Inc. or involving Engine And Engine Cooling.
FAQ: Recall 14V137000
Your rights, the repair process, and what each field on this page means.
What is recall 14V137000?
NHTSA recall 14V137000 was issued by Mack Trucks, Inc. on March 24, 2014. It addresses: Ice may form in intake manifold. The recall affects approximately 1,934 vehicles, with the defect involving the Engine And Engine Cooling component.
How do I get this recall repaired?
Contact any authorized Mack Trucks, Inc. dealer and reference NHTSA recall ID 14V137000 or the manufacturer campaign number SC0377. Under federal law, the repair is completely free regardless of vehicle age or owner history.
Is my vehicle included in this recall?
The only way to confirm is to look up your 17-character VIN at nhtsa.gov/recalls. NHTSA's tool will tell you if VIN-by-VIN this exact recall applies.
How long do I have to get a recall repair done?
There is no expiration on most federal safety recalls. Even if your vehicle is years old and you bought it used, the manufacturer is required to perform the repair at no cost.
Where does the data on this page come from?
All information on this page is sourced directly from the U.S. Department of Transportation public dataset for NHTSA recalls. Last refreshed: 2026-05-22. For the most current official notice, visit nhtsa.gov/recalls.