Recall Register

2001 Mack MR: recalls and complaints

NHTSA lists 3 recall campaigns for the 2001 Mack MR. The newest campaign is 04V258000. NHTSA received the report on 7 Jun 2004. The NHTSA record gives the component Service Brakes, Air / Drum. NHTSA has no complaint on file for this model year.

The NHTSA recall file shows no do-not-drive advisory and no park-outside advisory on these campaigns.

This page cannot show if a recall applies to one vehicle. The NHTSA VIN lookup shows the unrepaired recalls of one vehicle.

Remedy of the newest campaign, 04V258000, in the NHTSA record

Webb wheel is conducting the owner notification and remedy for this campaign. Webb will notify customers, inspect the brake drums and replace any drums that fail inspection. Owners should contact webb at 1-800-633-3256 or mack at 1-610-709-3337.
NHTSA VIN lookup

Complaint information entered into NHTSA’s Office of Defects Investigation vehicle owner's complaint database is used with other data sources to identify safety issues that warrant investigation and to determine if a safety-related defect trend exists.

NHTSA publishes these words. Source: NHTSA Datasets and APIs, section Complaints, read on . Complaint file through . Recall file through .

Since the last update

No tracked figure of this page changed in a data update. What the log tracks

All updates to the register

Recall campaigns

3 campaigns, newest first. 8,621 units in total.

  1. 04V258000Received . 36 units.

    Service Brakes, Air / Drum

    Defect, in the NHTSA record
    On certain class 8 chassis built with hendrickson lift axles which contained webb brake drums, the brake drums could experience premature crack of the braking surface resulting in reduction or complete loss of braking on that wheel end or loss of brake drum pieces.
    Consequence, in the NHTSA record
    Loss of braking ability could result in a vehicle crash, possibly causing injuries or death.
    Remedy, in the NHTSA record
    Webb wheel is conducting the owner notification and remedy for this campaign. Webb will notify customers, inspect the brake drums and replace any drums that fail inspection. Owners should contact webb at 1-800-633-3256 or mack at 1-610-709-3337.

    Report filed by MACK TRUCKS, INC.

  2. 04V159000Received . 317 units.

    Fuel System, Other / Storage / Tank Assembly / Pressure Relief Devices

    Defect, in the NHTSA record
    On certain chassis built with lng engines, the nexgen lng tank's primary and secondary relief valves could fail to open and relieve tank pressure.
    Consequence, in the NHTSA record
    This could cause ice buildup on the discharge side of the primary and secondary pressure system allowing the relief system to freeze and become blocked resulting in over pressurization of the lng tanks creating the risk of catastrophic tank rupture which could cause serious injury or death.
    Remedy, in the NHTSA record
    Dealers will retrofit the lng tanks with a new primary relief valve pipe away tube and a new ventilated shroud. The recall began april 6, 2004. Owners who take their vehicles to an authorized dealer on an agreed upon service date and do not receive the free remedy within a reasonable time should contact mack at 1-610-709-3337.

    Report filed by MACK TRUCKS, INC. Manufacturer campaign number SC0287.

  3. 01V189004Received . 8,268 units.

    Service Brakes, Air / Controls, Pedals and Linkages

    Defect, in the NHTSA record
    Vehicle description: heavy duty trucks equipped with certain meritor-wabco brake system two and four port relay valves. The valve may stick open when a high-pressure application is released.
    Consequence, in the NHTSA record
    When the valve sticks open, it can result in a total loss of air from either the service or the park brake system. The driver may lose braking ability under a service application, possibly resulting in a vehicle crash.
    Remedy, in the NHTSA record
    Dealers will replace these valves. Owner notification began november 16, 2001. Owners who take their vehicles to an authorized dealer on an agreed upon service date and do not receive the free remedy within a reasonable time should contact mack at 1-610-709-3011 or meritor wabco at 800-535-5560.

    Report filed by MACK TRUCKS, INCORPORATED. Owner notification date in the NHTSA record: .

The campaign number opens the NHTSA record. Each quotation is the text of the NHTSA recall file.

Recall campaign: One recall in the NHTSA recall file, with one campaign number. A campaign can name many makes, models and model years.

Units: The number of vehicles or products that a recall can include. The manufacturer or the firm reports the number to the agency.

Complaints by component

The NHTSA complaint file has no complaint for this model year.

Investigations

The NHTSA investigation file has no investigation that names this model year.

Investigation: A study of a possible safety defect by the NHTSA Office of Defects Investigation. An investigation with no closing date in the NHTSA file is open.

Other model years

The number under each year is the number of recall campaigns.

  1. 19771
  2. 19782
  3. 19792
  4. 19871
  5. 19882
  6. 19892
  7. 19903
  8. 19912
  9. 19922
  10. 19931
  11. 19951
  12. 19961
  13. 19971
  14. 19983
  15. 19995
  16. 20004
  17. 20013
  18. 20024
  19. 20034
  20. 20046
  21. 20054
  22. 20062
  23. 20073

A year without a link has fewer than 2 campaigns and fewer than 25 complaints. It has no page.

Official channels

Cite this page

Recall Register. 2001 Mack MR: recalls and complaints. https://recallregister.com/vehicle/mack/mr/2001/. Source: NHTSA Office of Defects Investigation, recall, complaint and investigation files. Data through .

Sources

Source
NHTSA Office of Defects Investigation
Licence
US government work, public domain
Recall file through
29 Sep 2026
Complaint file through
29 Mar 2018
First complaint in the file
1 Jan 1995
Manufacturer in the recall file
MACK TRUCKS, INC

The NHTSA record is the authority. A complaint count is the number of different complaint numbers for the make, the model and the model year. How the register is made. Report an error.

Questions

How many units are in the recall campaigns for the 2001 Mack MR?
8,621 units in 3 campaigns. A campaign can name other models and model years, and its units include them.
How many recall campaigns does the Mack MR have for all model years?
NHTSA lists 25 recall campaigns for the Mack MR, model years 1977 to 2007. 3 of them name the 2001 model year.
Is an NHTSA investigation of the 2001 Mack MR open?
The NHTSA investigation file has no investigation that names this model year.