Vehicle recall 21V004000 · January 11, 2021
Peterbilt 320 and 520
The steering column support structure may crack or break in certain right-hand, stand-up drive models.
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
- Summary
- PACCAR Incorporated (PACCAR) is recalling certain 2015-2021 Peterbilt 320 and 520 vehicles. The steering column support structure may crack or break in certain right-hand, stand-up drive models.
- Consequence
- If the steering column loosens from the mounting structure, steering control can become affected, increasing the risk of a crash.
- Remedy
- PACCAR will notify owners, and dealers will inspect the 520 models right hand stand-pp steering column structure and replace it if cracks are present, as well as add additional support brackets to the new (if replaced) or existing structure, free of charge. Additionally, for the 520 models, dealers will install a large gusset with triangulating support for the column bracket, free of charge. Owner notification letters were mailed July 30, 2021. Owners may contact Peterbilt customer service at 1-940-591-4220. PACCAR's number for this recall is 21PBA.
- Notes
- Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
Recall details
- NHTSA campaign
- 21V004000
- Reported to NHTSA
- January 11, 2021
- Filed by
- PACCAR Incorporated
- Manufacturer campaign
- 21PBA
- Owner notification
- July 30, 2021
- Vehicles potentially affected
- 1,021
- Initiated by
- the manufacturer
- Components
- Steering › Column
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 Peterbilt 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 Peterbilt dealer can also check your VIN. Recall repairs are free.