2017–2020 Peterbilt 520 Recall: Due to undersized wires, the connector between the cab power harness and…
NHTSA campaign 19V282000 · Engine · filed Apr 9, 2019 · verified Sep 13, 2026
The defect
PACCAR Incorporated (PACCAR) is recalling certain 2017-2020 Peterbilt 520 vehicles. Due to undersized wires, the connector between the cab power harness and the power distribution center (PDC) harness may overheat and melt, possibly resulting in an engine shutdown.
The risk
An unexpected engine shut down can increase the risk of a crash.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
PACCAR will notify owners, and dealers will replace the main power wire to the PDC with a wire of the correct size, free of charge. The recall began August 6, 2019. Owners may contact PACCAR customer service at 1-918-259-3258. PACCAR's number for this recall is 19PBB.
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.
Affected vehicles
Related recalls
More Peterbilt 520 recalls
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Other campaigns involving Peterbilt vehicles
Source: NHTSA recall database, campaign 19V282000 (manufacturer number 19PBB). Data last verified Sep 13, 2026.