2026 PETERBILT 579
2 recalls, 1 complaints
26V442000 Jul 8, 2026
SERVICE BRAKES, AIR:SUPPLY:QUICK RELEASE VALVE
Defect Description
PACCAR Incorporated (PACCAR) is recalling certain 2026-2027 Peterbilt 579 and 2027 Kenworth T680 tractors. The trailer air connection quick release (QR) valve in the air brake system may have been incorrectly installed, which can cause the trailer to become unstable after the driver applies the brak... Read more
Consequence
An incorrectly installed quick release valve that does not function properly can increase the risk of a crash.
Remedy
Paccar inspected and reinstalled the valves, as necessary, free of charge. All affected tractors have been repaired and therefore no owner notification letters are necessary. Owners may contact Peterbilt's customer service at 1-940-591-4220 and Kenworth's customer service at 1-425-828-5888. PACCAR's... Read more
25V436000 Jun 26, 2025
EXTERIOR LIGHTING:LIGHTING CONTROL MODULE:SOFTWARE
Defect Description
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. The tail brake light, upper and lower beam headlights, reverse light, and turn... Read more
Consequence
Delayed and unsteady headlights can result in insufficient illumination of the road, decreasing the driver's visibility and increasing the risk of a crash. In addition, an unexpected position change of the lift axles may increase the risk of injury.
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. PACCAR's number for this recall is 25PACF.
Complaint Statistics
1 total complaints
Top Reported Components
| Component | Complaints |
|---|---|
| TIRES:TREAD/BELT | 1 |
TIRES:TREAD/BELT
Aug 22, 2025
Incident date: Jul 1, 2025
Second set of Michelin Harmony tires I have placed on this car. Both sets have had the belts split during normal operation. I have never had any other brand of tires that the belts split on.
PETERBILT 579 - All Years Overview
Complete safety history for the PETERBILT 579 across all model years (2006, 2027).
159
Total Recalls
57
Total Complaints
0
Investigations
2
Reported Crashes
5
Reported Fires
0
Reported Deaths
PETERBILT 579 - Year by Year
Compare recalls and complaints across model years. Click any year to see full details.
| Year | Recalls | Complaints | |
|---|---|---|---|
| 2027 | 3 | 0 | View |
| 2026 (current) | 2 | 1 | |
| 2025 | 7 | 0 | View |
| 2024 | 7 | 3 | View |
| 2023 | 11 | 3 | View |
| 2022 | 15 | 9 | View |
| 2021 | 9 | 1 | View |
| 2020 | 6 | 5 | View |
| 2019 | 8 | 4 | View |
| 2018 | 14 | 12 | View |
| 2017 | 13 | 3 | View |
| 2016 | 11 | 4 | View |
| 2015 | 9 | 6 | View |
| 2014 | 12 | 5 | View |
| 2013 | 13 | 1 | View |
| 2012 | 6 | 0 | View |
| 2011 | 4 | 0 | View |
| 2010 | 3 | 0 | View |
| 2009 | 2 | 0 | View |
| 2008 | 2 | 0 | View |
| 2007 | 1 | 0 | View |
| 2006 | 1 | 0 | View |