New York safety inspections
At its first New York inspection the 2021 Mack LR failed the safety check 0.00% of the time — 100% less often than the average 2021 passenger car (0.95%). Median odometer at inspection: 34,041 miles.
NY DMV Vehicle Inspections (vezn-fmmk), initial inspections since Aug 2021 · how we count
Recalls
Mack Trucks, Inc. (Mack) is recalling certain 2021-22 Granite, Anthem, LR, Pinnacle, and Terrapro tractor trailers. The steering gears may have been assembled incorrectly, which can cause the gear to fracture.
Mack Trucks, Inc. (Mack) is recalling certain 2021 Granite and LR vehicles. A machining defect may cause pressure to build in the power steering pump and break the shaft seal, resulting in a loss of power steering assist.
Mack Trucks, Inc. (Mack) is recalling certain 2021 Granite, LR, and TerraPro vehicles. The rear drive axle may have the incorrect type of brake cam installed, which could result in inoperative rear axle brakes.
Whether a recall was fixed on a particular car is known only to the manufacturer: check the VIN at nhtsa.gov/recalls.
NHTSA recalls · summaries in NHTSA's own words
Service bulletins
What Mack told its dealers about the 2021 Mack LR: known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 11010857 | Vehicles may present with oil leak coming from the clutch/flywheel housing and observation of burned clutch smell or clutch slipping. These symptoms can be mistaken as a crankshaft rear main seal leak, when the actual cause is the crankshaft adaptor O-ring. |
| 11009705 | CBR - Mack Chassis - Timing Gear Plate Repair |
| 11008377 | CBR: Automated Manual Transmission (AMT) Model D or F (mDrive and I-Shift, 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 |
| 11008374 | CBR: US17 GHG Common Rail Fuel System Component Electrical Faults - Model Year 2017 To 2024 |
| 11008368 | CBR: The procedure to eliminate the Mack Chassis "Air Restriction Light On" seen in the cluster is to confirm that the parameter YYT is set to "Enable" with Premium Tech Tool. |
| 11008366 | CBR: To correct the MID136 SID 66 FMI 7 fault code the latest Bendix VCP fi le will need to be downloaded. |
| 11006927 | CBR: Diagnostic Trouble Code (DTC) U010187- Lost Communication With TECU |
| 11006925 | CBR: 11L, 13L, And 16L Engine Oil Analysis Specifications - US10 And Newer Emissions |
| 11006924 | CBR: Overhead Wear Overview - Model Year2018 To Current (Common Rail Fuel System ONLY) |
| 11005410 | CBR: Telematics Gateway (TGW) Connect Ability Issues |
| 11003042 | CBR - Accelerator Pedal: Inspection Instructions |
| 11000831 | CBR: Vehicles built with an 11 liter engine may experience a complaint of excessive fuel in the oil. It is possible that the source of the fuel is the rear fuel galley plug in the cylinder head. A new and improved fuel galley plug has been developed to resolve this issue. |
| 10253807 | CBR: Turbo Compound (TC) Hot Side Noise, Diagnostic Information. |
| 10253804 | CBR: Equipped With An Automated Manual Transmission Model D or F ( AMT-D, AMT-F, mDrive) Missing X1 Value In VDA And Default Settings Guidelines, ParameterP1AOB; Fault Code P1052-54, Error 40,Or Error 18 Encountered During Clutch Or Tran. |
| 10252308 | CBR: Vehicles built with an 11 liter engine may experience a complaint of excessive fuel in the oil. It is possible that the source of the fuel is the rear fuel galley plug in the cylinder head. |
| 10251333 | CBR -Telematics Gateway (TGW) Connect Ability Issues |
| 10251331 | CBR - Active "Set Park Brake" Message On Drivers Information Display (DID). |
| 10251329 | CBR - Automated Manual Transmission ( AMT ) Flywheel Pilot Bearing Wear On Input Shaft. |
| 10251328 | CBR - Driveline Noise, Suspension Ride Height Too High, Suspension Will Not Exhaust - Chassis Built 2016w01 And Newer. |
| 10249553 | CBR: TGW Will Not Connect After SIM Card Replacement |
| 10248101 | CBR: For vehicles equipped with an 11L engine, the plastic saddle bracket holding the a/c line on the left side of the engine may move excessively and rub the area where it secures the line. |
| 10246086 | TSB: Mack Trucks now offer an improved HD Inter-Axle Through Shaft for the CRD 125, 150, 180, and 200 family carriers. The new HD shaft went into production on January 23rd, 2023 for 2.54 - 3.50 axle ratios and April 1st, 2023 for 3.56 - 3.98 ratios. The new HD through shaft is an upgrade over the current standard shaft and can now be used as a replacement part instead of the standard shaft. The new HD shaft has a new design to increase strength, longevity and life over the standard shaft. |
| 10244808 | CBR: Vehicle Overspeed Warning Comes Active At A Lower Speed Than Expected; Vehicle Overspeed Warning In Driver Information Display (DID) - Model Year 2018 And Newer With New Style Instrument Cluster |
| 10243453 | TSB: Aftertreatment Diesel Exhaust Fluid (DEF) Tank, Level Sensor, Replacement |
| 10241946 | TSB: Barksdale Leveling Valve, Leak Test |
NHTSA manufacturer communications (public domain)