2025 Peterbilt 579
Only 0 complaints on file — too few for a fair verdict.
This verdict reflects complaint volume compared to this model's typical year. Recalls and safety issues below apply regardless of the verdict — always check them.
Only 0 complaints on file — too few for a fair verdict. The data below is complete but unranked.
COMPLAINTS PER YEAR
View as data table
| Year | Complaints |
|---|---|
| 2006 | 0 |
| 2007 | 0 |
| 2008 | 0 |
| 2009 | 0 |
| 2010 | 0 |
| 2011 | 0 |
| 2012 | 0 |
| 2013 | 1 |
| 2014 | 2 |
| 2015 | 4 |
| 2016 | 3 |
| 2017 | 3 |
| 2018 | 7 |
| 2019 | 2 |
| 2020 | 4 |
| 2021 | 1 |
| 2022 | 6 |
| 2023 | 3 |
| 2024 | 3 |
| 2025 | 0 |
| 2026 | 1 |
KNOWN PROBLEM AREAS
No complaint components on file for this model year.
SAFETY TIMELINE
PACCAR Incorporated (PACCAR) is recalling certain 2024-2025 Kenworth T280, T380, T480, T680, T880, L770, W990, and 2024-2025 Peterbilt 389, 520, 535, 536, 537, 548, 567, 579, 589 trucks.
Remedy: Dealers will inspect and replace the steering gears as necessary, free of charge. Owner notification letters were mailed March 20, 2024.
Campaign 24V044000 — check if this car was fixed
PACCAR Incorporated (PACCAR) is recalling certain 2025 Peterbilt 536, 548, 567, 579, and Kenworth T280, T380, T480, T680, T880, and W990 vehicles.
Remedy: Dealers will inspect the serial numbers, and replace the steering gears as necessary, free of charge. Owner notification letters were mailed August 7, 2024.
Campaign 24V233000 — check if this car was fixed
PACCAR Incorporated (PACCAR) is recalling certain 2025 Kenworth K270, K370, L770, T280, T380, T480, T680, T880, W900, W990, 2025 Peterbilt 220, 520, 536, 537, 548, 567, 579, and 589 trucks.
Remedy: Owners are advised not to drive their vehicles until the remedy has been completed. Dealers will inspect and replace the tie rod and drag link assemblies as necessary, free of charge. Owner notification letters were mailed August 6, 2024.
Campaign 24V433000 — check if this car was fixed
PACCAR Incorporated (PACCAR) is recalling certain 2025 Kenworth C500, T680, T800, T880, W900, W990, Peterbilt 567, 579, and 589 trucks, equipped with Cummins X15 diesel engines.
Remedy: Dealers will replace the fuel pump barrels, free of charge. Owner notification letters were mailed November 15, 2024. Owners may contact Kenworth's customer service at 1-425-828-5888 and Peterbilt's customer service at 1-940-591-4220.
Campaign 24V789000 — check if this car was fixed
PACCAR Incorporated (PACCAR) is recalling certain 2021-2025 Peterbilt and Kenworth vehicles, equipped with Bendix EC80 Advanced Electronic Control Units (ECU). Please see the recall report for a complete list of models.
Remedy: Dealers will reprogram the ECU software, free of charge. Owner notification letters were mailed February 3, 2025. Owners may contact Kenworth's customer service at 1-425-828-5888 and Peterbilt's customer service at 1-940-591-4220.
Campaign 24V915000 — check if this car was fixed
PACCAR Incorporated (PACCAR) is recalling certain 2022-2025 Peterbilt 520, 579, and 2021-2025 Kenworth T680 trucks. The high voltage (HV) contactors may open, causing a sudden loss of high voltage and a loss of drive power.
Remedy: Dealers will update the software and replace the electrical harness, free of charge. Owner notification letters were mailed May 13, 2025.
Campaign 25V181000 — check if this car was fixed
PACCAR Incorporated (PACCAR) is recalling certain 2024-2026 Kenworth T480, T680, T880, W990, Peterbilt 520, 536, 537, 548, 567, 579, 589, 2025 Kenworth T180, Peterbilt 535, 2025-2026 Kenworth T280, T380 and L770 vehicles.
Remedy: Dealers will update the VCU software, free of charge. Owner letters were mailed August 19, 2025. Owners may contact Kenworth's customer service at 1-425-828-5888 and Peterbilt's customer service at 1-940-591-4220.
Campaign 25V436000 — check if this car was fixed
BUY-SMART CHECKLIST
2025 Peterbilt 579 — pre-purchase inspection
- Verify recall 24V044000 (steering) has been completed.
- Verify recall 24V233000 (steering) has been completed.
- Verify recall 24V433000 (steering) has been completed.
- Verify recall 24V789000 (fuel system, diesel) has been completed.
- Verify recall 24V915000 (electrical system, service brakes, hydraulic) has been completed.
- Verify recall 25V181000 (electrical system) has been completed.
- Verify recall 25V436000 (exterior lighting) has been completed.
FAQ
Is the 2025 Peterbilt 579 reliable?
There isn't enough NHTSA complaint data on file yet to give this model year a verdict.
How many recalls does the 2025 Peterbilt 579 have?
7 recalls on file for this model year.
Data updated 2026-07-11 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.