2009 Mack LEU: recalls and complaints

NHTSA lists 4 recall campaigns for the 2009 Mack LEU. The newest campaign is 12V519000. NHTSA received the report on 18 Oct 2012. The NHTSA record gives the component Electrical System. 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, 12V519000, in the NHTSA record

All affected vehicles were sold to one customer that has already been notified. An official owner notification letter will be mailed to the one customer in early November 2012. Mack will replace the suspect control box on the affected vehicles, free of charge. Owners may contact Mack Trucks at 1-800-866-1177.

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 1 Oct 2026. Complaint file through 15 May 2019. Recall file through 29 Sep 2026.

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

4 campaigns, newest first. 5,282 units in total.

12V51900018 Oct 2012Electrical System
11V2120001 Apr 2011Electrical System
09V3950006 Oct 2009Service Brakes, Air
09V1940001 Jun 2009Service Brakes, Air / Supply / Quick Release Valve

12V519000Received 18 Oct 2012. 260 units.
Electrical System
Defect, in the NHTSA record
Mack Trucks is recalling certain model year 2008-2009 GU, LEU, and MRU trucks, manufactured from December 12, 2007, through May 8, 2008 and equipped with a certain focal mounted retarder control box. The control box may lose its electrical ground.
Consequence, in the NHTSA record
If the control box loses ground, it may have localized overheating. This could lead to a vehicle fire.
Remedy, in the NHTSA record
All affected vehicles were sold to one customer that has already been notified. An official owner notification letter will be mailed to the one customer in early November 2012. Mack will replace the suspect control box on the affected vehicles, free of charge. Owners may contact Mack Trucks at 1-800-866-1177.
Report filed by MACK TRUCKS, INC. Manufacturer campaign number SC0366.
11V212000Received 1 Apr 2011. 3,763 units.
Electrical System
Defect, in the NHTSA record
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 NHTSA record
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, in the NHTSA record
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. The safety recall began on june 30, 2011. Owners may contact mack trucks at 1-800-866-1177.
Report filed by MACK TRUCKS, INC. Manufacturer campaign number SC0349/SC0350. Owner notification date in the NHTSA record: 30 Jun 2011.
09V395000Received 6 Oct 2009. 921 units.
Service Brakes, Air
Defect, in the NHTSA record
Mack trucks is recalling certain model year 2008-2010 trucks which fail to comply with the requirements of federal motor vehicle safety standard no. 121, "air brake systems."
Consequence, in the NHTSA record
Failure to conform to the requirements increases the application and release time of the service brakes, which could potentially result in a vehicle crash.
Remedy, in the NHTSA record
Dealers will rework the air system free of charge. The safety recall began o january 12, 2010. Owners may contact mack trucks at 1-800-528-6586.
Report filed by MACK TRUCKS, INC. Manufacturer campaign number SC0343. Owner notification date in the NHTSA record: 12 Jan 2010.
09V194000Received 1 Jun 2009. 338 units.
Service Brakes, Air / Supply / Quick Release Valve
Defect, in the NHTSA record
Mack is recalling 338 model year 2009 mru and leu heavy duty trucks manufactured from august 20 through november 26, 2008 equipped with certain haldex quick release valves (qrv). The rubber diaphragm inside the qrv may experience delamination resulting in significant levels of air pressure leakage past and/or through the diaphragm, or the development of a bubble in the diaphragm which may trap air pressure in the valve and not allow the service brakes to release.
Consequence, in the NHTSA record
Malfunction of the air brake system could result in a vehicle crash.
Remedy, in the NHTSA record
Mack will notify owners and repair the affected vehicle free of charge. The safety recall is expected to begin on or about july 13, 2009. Owners can contact mack toll-free at 1-800-866-1177.
Report filed by MACK TRUCKS, INC. Manufacturer campaign number SC0338. Owner notification date in the NHTSA record: 13 Jul 2009.

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.

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

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Official channels

NHTSA VIN lookupNHTSA shows the unrepaired recalls of one vehicle from its VIN or its license plate.
NHTSA: report a safety problemThe NHTSA form for a complaint about a vehicle, a tire, a child seat or equipment.
NHTSA page of the 2009 Mack LEUThe recalls, the complaints and the investigations that NHTSA shows for this model year.

Cite this page

Recall Register. 2009 Mack LEU: recalls and complaints. https://recallregister.com/vehicle/mack/leu/2009/. Source: NHTSA Office of Defects Investigation, recall, complaint and investigation files. Data through 29 Sep 2026.

Sources

Source: NHTSA Office of Defects Investigation
Licence: US government work, public domain
Recall file through: 29 Sep 2026
Complaint file through: 15 May 2019
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 2009 Mack LEU?: 5,282 units in 4 campaigns. A campaign can name other models and model years, and its units include them.
How many recall campaigns does the Mack LEU have for all model years?: NHTSA lists 18 recall campaigns for the Mack LEU, model years 2008 to 2016. 4 of them name the 2009 model year.
Is an NHTSA investigation of the 2009 Mack LEU open?: The NHTSA investigation file has no investigation that names this model year.