NHTSA Recall 20V132000: Service brakes, air
PACCAR Incorporated reported this safety recall to NHTSA on , covering an estimated 233 vehicles. It affects 2 models including the Peterbilt 320.
| NHTSA campaign | 20V132000 |
|---|---|
| Manufacturer campaign | 20PBB |
| Component | SERVICE BRAKES, AIR |
| Report received | March 4, 2020 |
| Owner notification | March 24, 2020 |
| Initiated by | Manufacturer |
Defect
PACCAR Incorporated (PACCAR) is recalling certain 2016-2020 Peterbilt 320 and 520 vehicles with dual foot valves and a liftable tag or tri-drive rear axles. The rear brake signal hose may be missing a quick release valve, possibly causing a delay in their brake release timing. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 121, "Air Disc Brakes."
Safety risk
A delayed brake release may increase the risk of crash.
Remedy
PACCAR will notify owners, and dealers will check the vehicles for a quick release valve, installing one as necessary, free of charge. The recall began March 24, 2020. Owners may contact PACCAR customer service at 1-940-591-4220. PACCAR's number for this recall is 20PBB.
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.
Vehicles covered by recall 20V132000
| Make and model | Model years |
|---|---|
| Peterbilt 320 | 2016, 2017, 2018, 2019, 2020 |
| Peterbilt 520 | 2016, 2017, 2018, 2019, 2020 |
Being listed here means the campaign covers the model year, not that every car was built with the defect or is still unrepaired. Enter your VIN above to check your specific vehicle. Recall repairs are free at authorised dealers. Source: NHTSA, October 2026.