The defect
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.
The risk
An unstable axle can decrease vehicle stability and control, increasing the risk of a crash.
The 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.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Peterbilt 320 | 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023 |
| Peterbilt 520 | 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023 |
Components: SUSPENSION:MULTIPLE AXLE
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Peterbilt 320 | 2015 | 0 | 9 |
| Peterbilt 320 | 2016 | 0 | 5 |
| Peterbilt 320 | 2017 | 0 | 6 |
| Peterbilt 320 | 2018 | 0 | 4 |
| Peterbilt 320 | 2019 | 0 | 4 |
| Peterbilt 320 | 2020 | 0 | 4 |
| Peterbilt 320 | 2021 | 0 | 2 |
| Peterbilt 320 | 2022 | 0 | 1 |
| Peterbilt 320 | 2023 | 0 | 1 |
| Peterbilt 520 | 2015 | 0 | 3 |
| Peterbilt 520 | 2016 | 0 | 4 |
| Peterbilt 520 | 2017 | 0 | 5 |
| Peterbilt 520 | 2018 | 0 | 8 |
| Peterbilt 520 | 2019 | 1 | 8 |
| Peterbilt 520 | 2020 | 3 | 12 |
| Peterbilt 520 | 2021 | 0 | 6 |
| Peterbilt 520 | 2022 | 0 | 4 |
| Peterbilt 520 | 2023 | 0 | 5 |
Other suspension recalls in 2022
39 of the 933 recall campaigns reported to NHTSA in 2022 concerned the suspension; PACCAR Incorporated filed 154 campaigns in all.
| 22V952000 23 Dec 2022 | Lion Electric Company |
| 22V927000 14 Dec 2022 | Volkswagen Group of America, Inc. |
| 22V921000 13 Dec 2022 | Porsche Cars North America, Inc. |
| 22V909000 8 Dec 2022 | Navistar, Inc. |
| 22V910000 8 Dec 2022 | Navistar, Inc. |
| 22V895000 5 Dec 2022 | Tesla, Inc. |
| 22V869000 23 Nov 2022 | Navistar, Inc. |
| 22V870000 23 Nov 2022 | Navistar, Inc. |
NHTSA recalls (public domain) · all recalls of 2022