Recall Register

1981 Mack MR Series: recalls and complaints

NHTSA lists 2 recall campaigns for the 1981 Mack MR Series. The newest campaign is 84V036000. NHTSA received the report on 23 Mar 1984. The NHTSA record gives the component Suspension / Rear / Springs / Leaf Spring Assembly. 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, 84V036000, in the NHTSA record

The axle housing will be inspected and replaced, if necessary. The spring seats will also be replaced.
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

2 campaigns, newest first. 3,646 units in total.

  1. 84V036000Received . 3,421 units.

    Suspension / Rear / Springs / Leaf Spring Assembly

    Defect, in the NHTSA record
    Spring seat can deform, which causes a decrease in the clamping force in the suspension assembly. Loss of clamping force may bring about axle misalignment or axle housing failure.
    Remedy, in the NHTSA record
    The axle housing will be inspected and replaced, if necessary. The spring seats will also be replaced.

    Report filed by MACK TRUCKS, INCORPORATED.

  2. 81V155000Received . 225 units.

    Steering / Gear Box / Shaft Pitman

    Defect, in the NHTSA record
    The pitman arm retaining bolt may not have been tightened to the required specifications due to a design change. Inadequate retention of the bolt to the output shaft could allow the pitman arm to loosen.
    Remedy, in the NHTSA record
    The dealer will inspect and, if necessary, retorque the retaining bolt to proper specifications at no charge.

    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. 19781
  2. 19791
  3. 19801
  4. 19812
  5. 19821
  6. 19873

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. 1981 Mack MR Series: recalls and complaints. https://recallregister.com/vehicle/mack/mr-series/1981/. 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, INCORPORATED

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 1981 Mack MR Series?
3,646 units in 2 campaigns. A campaign can name other models and model years, and its units include them.
How many recall campaigns does the Mack MR Series have for all model years?
NHTSA lists 5 recall campaigns for the Mack MR Series, model years 1978 to 1987. 2 of them name the 1981 model year.
Is an NHTSA investigation of the 1981 Mack MR Series open?
The NHTSA investigation file has no investigation that names this model year.