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2021 Peterbilt 320
2 recall campaigns and 0 complaints are on NHTSA's register for the 2021 Peterbilt 320; the recalls concern suspension and steering.
No consumer complaints for this model year are in the NHTSA file.
Complaints are consumer reports and have not been verified by NHTSA. Recall text is the manufacturer's Part 573 report as filed with NHTSA. Complaint file through 15 May 2019; recall file through 29 Sep 2026.
Recalls by model year:
Recall campaigns
Defect, as filed: PACCAR Incorporated (PACCAR) is recalling certain 2015-2023 Peterbilt 320 and 520 refuse trucks equipped with Haulmaax/EX suspensions. The suspension tracking rod brackets may fail and detach from the forward drive axle, causing the axle to become unstable.
Consequence: An unstable axle can decrease vehicle stability and control, increasing the risk of a crash.
Remedy: Dealers will inspect the welds and add an additional bracket between the tracking rod bracket and axle housing, as necessary, free of charge. Owner notification letters are expected to be mailed February 14, 2023. Owners may contact Peterbilt's customer service at 1-940-591-4220. PACCAR's number for this recall is 22PBL.
Filed by PACCAR Incorporated (manufacturer campaign 22PBL).
Defect, as filed: 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.
Filed by PACCAR Incorporated (manufacturer campaign 21PBA).
Each entry links to the NHTSA record. NHTSA states that safety recall repairs are free of charge at an authorised dealer; check a specific vehicle by VIN at nhtsa.gov/recalls.
Complaints by component
No consumer complaints for this model year are in the NHTSA file.
Investigations
No NHTSA Office of Defects Investigation action in the current file names this model year.
Other Peterbilt 320 model years
| Model year | Recalls | Complaints | Units in campaigns |
|---|---|---|---|
| 1987 NHTSA | 1 | 0 | 1,305 |
| 1988 | 2 | 0 | 1,874 |
| 1989 | 3 | 1 | 1,930 |
| 1990 NHTSA | 1 | 0 | 343 |
| 1991 NHTSA | 1 | 0 | 343 |
| 1992 NHTSA | 1 | 0 | 343 |
| 1993 NHTSA | 1 | 0 | 343 |
| 1994 NHTSA | 1 | 0 | 343 |
| 1995 NHTSA | 1 | 0 | 343 |
| 1996 NHTSA | 1 | 0 | 343 |
| 1997 NHTSA | 1 | 0 | 343 |
| 1998 NHTSA | 1 | 0 | 343 |
| 1999 | 6 | 0 | 15,017 |
| 2000 | 6 | 0 | 9,015 |
| 2001 | 2 | 0 | 2,645 |
| 2002 | 2 | 0 | 359 |
| 2003 | 2 | 0 | 344 |
| 2004 NHTSA | 1 | 0 | 343 |
| 2005 | 2 | 0 | 1,369 |
| 2006 NHTSA | 1 | 0 | 343 |
| 2007 | 3 | 0 | 604 |
| 2008 | 8 | 0 | 9,458 |
| 2009 | 4 | 0 | 10,367 |
| 2010 | 4 | 1 | 10,324 |
| 2011 | 3 | 0 | 10,307 |
| 2012 | 5 | 1 | 30,903 |
| 2013 | 5 | 0 | 28,205 |
| 2014 | 6 | 1 | 24,706 |
| 2015 | 9 | 0 | 33,122 |
| 2016 | 5 | 0 | 34,992 |
| 2017 | 6 | 0 | 20,486 |
| 2018 | 4 | 0 | 17,255 |
| 2019 | 4 | 0 | 17,255 |
| 2020 | 4 | 0 | 17,255 |
| 2021 | 2 | 0 | 16,679 |
| 2022 NHTSA | 1 | 0 | 15,658 |
| 2023 NHTSA | 1 | 0 | 15,658 |
Model years with a single campaign and fewer than 25 complaints have no page here; the NHTSA link opens the agency's record for that year.
All Peterbilt 320 model years · Peterbilt: 43 model lines
Questions and answers
How many recalls does the 2021 Peterbilt 320 have?
2 NHTSA recall campaigns name this model year; the most recent, 22V939000, was reported to NHTSA on 16 Dec 2022 and concerns suspension:multiple axle. Across all model years the Peterbilt 320 line has 36 campaigns.
Is there an open NHTSA investigation into the 2021 Peterbilt 320?
No NHTSA investigation in the current file names this model year.
What component do owners of the 2021 Peterbilt 320 complain about most?
No complaints for this model year are in the NHTSA file.
How do I get a recall repaired?
NHTSA states that safety recall repairs are performed free of charge by the manufacturer's authorised dealers. Each campaign's remedy text above is the manufacturer's statement as filed with NHTSA. Check your VIN at nhtsa.gov/recalls to see whether a specific vehicle has an unrepaired recall.
Where does this data come from?
NHTSA's Office of Defects Investigation recall, complaint and investigation flat files, public domain, downloaded 29 Sep 2026. Complaint counts are unique complaint numbers per make, model and model year; component figures count each component a complaint names. The NHTSA record linked from each campaign is authoritative.
Provenance
Source: National Highway Traffic Safety Administration, Office of Defects Investigation flat files (recalls, complaints, investigations), public domain, files dated 29 Sep 2026 (recalls) and 15 May 2019 (complaints). Complaints since 1 Jan 1995. Counts are unique complaint numbers per make, model and model year; per-1,000 rates divide a component's mentions by all mentions for the same group. Errors in processing are corrected at the next daily build; see corrections and the methodology.