2012 MACK LEU — Problems, Recalls & Safety Data
N/A
Safety Rating
0
Owner Complaints
8
Recalls
8
Service Bulletins
0
Investigations
Overview of the 2012 MACK LEU
The 2012 MACK LEU has received a total of 0 safety complaints filed with the National Highway Traffic Safety Administration (NHTSA). There have been 8 recall campaigns affecting this vehicle, covering issues with ENGINE AND ENGINE COOLING:ENGINE, EXTERIOR LIGHTING:TURN SIGNAL:FLASHER UNIT, ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. 8 technical service bulletins have been issued by MACK TRUCKS, INC for this model year.
Recalls for the 2012 MACK LEU
NHTSA has recorded 8 recalls for the 2012 MACK LEU, potentially affecting up to 55,252 vehicles.
Recall 15V275000 — ENGINE AND ENGINE COOLING:ENGINE
| 2,124 vehicles affected
Defect: Mack Trucks, Inc. (Mack) is recalling certain model year 2011-2016 Mack MRU and LEU trucks manufactured June 25, 2010, to April 30, 2015, and 2015-2016 LR6 trucks manufactured from December 18, 2014 through March 6, 2015. Excessive engine crankcase pressures may cause the 90-degree elbow of the vent tube assembly to detach from the crankcase ventilation breather, possibly allowing engine...
Consequence: If engine oil comes into contact with a hot surface, there could be an increased risk of a fire.
Remedy: Cummins will notify owners on behalf of Mack, and Cummins service centers will administer the repairs which include securing the ends of the 90-degree elbow and reprogramming the electronic control module (ECM) with software that can adjust the engine output...
View full details →Recall 14V208000 — EXTERIOR LIGHTING:TURN SIGNAL:FLASHER UNIT
| 44,047 vehicles affected
Defect: Mack Trucks Inc. (Mack) is recalling certain model year 2010-2014 CHU, CXU, and MRU, 2007 CT and CV, 2008-2014 GU, and 2011-2014 LEU, and TD trucks manufactured February 28, 2006, through November 8, 2013, and equipped Hamsar Electronic Flasher. The hazard warning lights may fail.
Consequence: A failure of the hazard warning lights could reduce the trucks visibility, increasing the risk of a crash.
Remedy: Mack will notify owners, and dealers will replace the electronic flasher unit, free of charge. The recall will begin by mid-June 2014. Interim letters went out to owners on June 23, 2014. The recall began on July 25, 2014. Owners...
View full details →Recall 14V088000 — ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
| 958 vehicles affected
Defect: Mack Trucks, Inc. (Mack) is recalling certain model year 2010-2015 LEU vehicles manufactured May 14, 2009, through February 14, 2014, and equipped with a Cummins ISL engine. In the affected vehicles, the exhaust pipe may disconnect from the muffler/catalyst.
Consequence: If the exhaust pipe separates from the muffler on a twin-steer configured vehicle where the vehicle is operated from the right side, the operator may be exposed to carbon monoxide levels which may cause personal injury.
Remedy: Mack will notify owners. The recall began on April 21, 2014. The recall is expected to begin in late April 2014. Owners may contact Mack Trucks at 1-336-393-2000. Mack's number for this recall is SC0376.
View full details →Recall 14V137000 — ENGINE AND ENGINE COOLING:ENGINE
| 1,934 vehicles affected
Defect: 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.
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...
View full details →Recall 12V096000 — ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR
| 318 vehicles affected
Defect: MACK IS RECALLING CERTAIN MODEL YEAR 2010-2012 LEU AND MODEL YEAR 2011-2012 MRU VEHICLES, MANUFACTURED FROM MAY 14, 2009, THROUGH OCTOBER 31, 2011, AND BUILT TO OPERATE ON COMPRESSED NATURAL GAS. ON THESE VEHICLES THE ALTERNATOR GROUND CABLE RUNS DIRECTLY TO THE STARTER, WHICH DEFEATS THE CIRCUIT PROTECTION.
Consequence: IN THE EVENT OF AN ELECTRICAL SHORT, A VEHICLE FIRE MAY RESULT.
Remedy: MACK WILL NOTIFY OWNERS, AND DEALERS WILL RELOCATE THE ALTERNATOR GROUND CABLE TO THE ENGINE GROUND STUD. THIS SERVICE WILL BE PERFORMED FREE OF CHARGE. THE RECALL BEGAN ON APRIL 19, 2012. OWNERS MAY CONTACT MACK TRUCKS AT 1-800-866-1177.
View full details →Recall 11V272000 — SERVICE BRAKES, AIR:SLACK ADJUSTERS:AUTOMATIC
| 1,524 vehicles affected
Defect: MACK TRUCKS IS RECALLING CERTAIN MODEL YEAR 2011-2012 CHU, CXU, GU, LEU AND MRU TRUCKS MANUFACTURED FROM OCTOBER 15, 2010, THROUGH JANUARY 31, 2011, AND EQUIPPED WITH GUNITE AUTOMATIC SLACK ADJUSTERS. DUE TO AN INCOMPLETE "KNITTING" OF THE IRON AT THE TIME OF CASTING, INADEQUATE STRUCTURAL INTEGRITY OF THE SLACK ADJUSTER HOUSING CAN OCCUR, WHICH COULD CAUSE THE HOUSING TO...
Consequence: SLACK ADJUSTERS WITH THIS FLOW NOTCH COULD CRACK UNDER NORMAL BRAKING CONDITIONS CAUSING LOSS OF BRAKING WHICH COULD RESULT IN A VEHICLE CRASH.
Remedy: MACK TRUCKS WILL NOTIFY OWNERS AND DEALERS WILL REPLACE THE SUBJECT SLACK ADJUSTERS FREE OF CHARGE. THE SAFETY RECALL BEGAN ON AUGUST 24, 2011. OWNERS MAY CONTACT MACK TRUCKS AT 1-800-528-6586.
View full details →Recall 11V295000 — POWER TRAIN:DRIVELINE
| 584 vehicles affected
Defect: MACK TRUCKS IS RECALLING CERTAIN MODEL YEAR 2012, CHU, CXU, GU, MRU, LEU, AND TD TRUCKS EQUIPPED WITH A MERITOR DRIVELINE. THE TUBING USED TO ASSEMBLE THE AFFECTED DRIVELINES HAS A NONCONFORMING SEAM WELD WITH INSUFFICIENT BONDING OF THE MATERIAL.
Consequence: THIS CAN RESULT IN SEAM WELD FRACTURE WHEN TORQUE IS APPLIED. ONCE THE TUBE SEAM WELD IS FRACTURED, THE DRIVELINE MAY BECOME INOPERABLE WHICH MAY RESULT IN A DISABLED VEHICLE OR DEBRIS FROM THE DRIVELINE MAY FALL ON THE ROADWAY, BOTH OF WHICH CAN INCREASE THE RISK OF A CRASH.
Remedy: DEALERS WILL REPLACE THE DRIVELINES FREE OF CHARGE. THE SAFETY RECALL BEGAN ON JULY 25, 2011. OWNERS MAY CONTACT MACK TRUCKS AT 1-800-528-6586.
View full details →Recall 11V212000 — ELECTRICAL SYSTEM
| 3,763 vehicles affected
Defect: MACK TRUCKS IS RECALLING CERTAIN MODEL YEAR 2008-2012 MRU AND LEU HEAVY TRUCKS MANUFACTURED FROM JANUARY 3, 2007, THROUGH FEBRUARY 3, 2011. THE ELECTRICAL CIRCUITRY IN THESE VEHICLES MAY NOT PROVIDE ADEQUATE OVERCURRENT PROTECTION.
Consequence: IN THE EVENT OF AN ELECTRICAL OVERAGE, THE FUSE THAT SHOULD PREVENT THE OVER CURRENT FROM REACHING THE MIRROR SWITCH CIRCUIT MAY FAIL, SUCH THAT THE MIRROR SWITCH CAN OVERHEAT. AN OVERHEATED SWITCH COULD CAUSE A VEHICLE FIRE.
Remedy: DEALERS WILL INSTALL A RELAY HARNESS TO PREVENT THE MIRROR SWITCH FROM OVERHEATING. THEY WILL ALSO INSPECT THE MIRROR SWITCH AND IF SIGNS OF OVERHEATING ARE SHOWN, REPLACE THAT SWITCH. ALL INSPECTIONS AND REPAIRS WILL BE PERFORMED FREE OF CHARGE....
View full details →Owner Complaints for the 2012 MACK LEU
No complaints have been filed with NHTSA for the 2012 MACK LEU.
Safety Rating for the 2012 MACK LEU
NHTSA has not yet tested the 2012 MACK LEU in its New Car Assessment Program.
Technical Service Bulletins for the 2012 MACK LEU
MACK TRUCKS, INC has issued 8 technical service bulletins (TSBs) for the 2012 MACK LEU. TSBs are notices sent by manufacturers to their dealers describing a known issue and the recommended repair procedure.
CBR-24 202308 — ELECTRICAL SYSTEM
CBR: FSB 381-049, Instrument Cluster Reprogramming ( MID140 ) - (Fault Code MID 140 PSID 200 FMI 9 Being Displayed )
KC-731 — POWER TRAIN
Mack Chassis - Equipped With An Automated Manual Transmission Model D or F (mDrive, AMT-D, AMT-F) - Transmission Oil Leakage From Transmission Input Shaft Seal Or Output Shaft Seal - US10 And Newer Emissions, Common Model Years 2010 And Newer
KC-234 — EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
Mack Chassis - SNM16-008 - Support Bracket For The Overhead Radio In The LEU
K44714632 — ELECTRICAL SYSTEM
Mack Chassis - TerraPro (MRU) And Low Entry (LEU) Models - Field Service Bulletin FSB 381-042, Warning Light Bar Replacement and Software Conversion Kit - US07, US10, US14+OBD13 To US14+OBD16 Emissions, Model Years 2008 To 2017
FSB-252-026 — ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
MACK TRUCK: THE CURRENT EXHAUST PIPE IS REPLACED BY A TWO PIECE FLEX PIPE AND DIESEL PARTICULATE FILTER (DPF) INLET PIPE. LEU, MRU. NO MODEL YEAR LISTED. *PE
PI-0745 — ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
MACK TRUCK: ALL AFTERTREATMENT DIESEL EXHAUST FLUID (DEF) COOLANT HOSES ON LEU AND MRU TRUCKS HAVE AN AVAILABLE CAMPAIGN FOR REPLACEMENT. NO MODEL YEARS LISTED. *PE
SB-460-010 — SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY:HANGER/BRACKET
MACK TRUCKS: THERE MAY BE ISSUES WITH BOLTS SUCH AS LOOSENING/ BREAKING AT THE TORQUE ROD ATTACHMENT. *RM
SB-371-036 — ELECTRICAL SYSTEM:WIRING
MACK TRUCKS: A WIRING HARNESS CONNECTOR IN THE FRONT CHASSIS MAY NOT SEAL CORRECTLY CAUSING CORROSION. *RM
NHTSA Investigations for the 2012 MACK LEU
There are no NHTSA defect investigations on record for this vehicle.
Other Model Years of the MACK LEU
- 2007 MACK LEU — 0 complaints
- 2008 MACK LEU — 0 complaints
- 2009 MACK LEU — 0 complaints
- 2010 MACK LEU — 0 complaints
- 2011 MACK LEU — 0 complaints
- 2012 MACK LEU (current)
- 2013 MACK LEU — 0 complaints
- 2014 MACK LEU — 0 complaints
- 2015 MACK LEU — 0 complaints
- 2016 MACK LEU — 0 complaints
- 2017 MACK LEU — 0 complaints
Other MACK Models
- MACK MACK — 35 total complaints
- MACK ANTHEM (AN) — 12 total complaints
- MACK CXU612 — 12 total complaints
- MACK CX613 — 10 total complaints
- MACK GRANITE (GR) — 10 total complaints
- MACK CH600 — 9 total complaints
- MACK GU — 9 total complaints
- MACK RD — 8 total complaints