Vehicle recall 11V374000 · July 20, 2011
2009-2012 Mack MRU
The bolts used to mount the steering gear were not tightened to specification.
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
- Summary
- Mack trucks is recalling certain model year 2009-2012 mru heavy trucks manufactured from November 26, 2008, through April 26, 2011. The bolts used to mount the steering gear were not tightened to specification. The bolts can loosen which over time may cause the steering gear to disconnect from its mounting bracket.
- Consequence
- A complete loss of steering may occur increasing the risk of a vehicle crash.
- Remedy
- Dealers will replace the bolts, which will be tightened to the correct specification. This service will be performed free of charge. The safety recall began on September 19, 2011. Owners may contact mack trucks at 1-800-866-1177.
- Notes
- Mack trucks recall campaign number is SC0356.OWNERS may also contact the national highway traffic safety administration's vehicle safety hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to http://www.safercar.gov.
Recall details
- NHTSA campaign
- 11V374000
- Reported to NHTSA
- July 20, 2011
- Filed by
- MACK TRUCKS, INC
- Manufacturer campaign
- SC0356
- Owner notification
- September 19, 2011
- Vehicles potentially affected
- 2,294
- Initiated by
- the manufacturer
- Components
- Steering › Gear box › Shaft sector
Vehicles covered
As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.
Has your Mack been repaired?
Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.
NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. A Mack dealer can also check your VIN. Recall repairs are free.