Reliability & cost of ownership
Peterbilt 579 Reliability & Common Problems
How reliable is the Peterbilt 579? Compare every model year side by side — NHTSA recalls, owner complaints, and crash-test stars — then open the year you're shopping for a full reliability and repair-cost forecast.
Peterbilt 579 problems by model year
129 recall entries and 36 owner complaints on file across 13 model years, sourced from the federal NHTSA database.
| Year | Recalls | Complaints | NCAP stars | Full report |
|---|---|---|---|---|
| 2026 579 | 1 | 1 | No NCAP test | Reliability forecast → |
| 2024 579 | 7 | 3 | No NCAP test | Reliability forecast → |
| 2023 579 | 11 | 3 | No NCAP test | Reliability forecast → |
| 2022 579 | 15 | 6 | No NCAP test | Reliability forecast → |
| 2021 579 | 9 | 1 | No NCAP test | Full reliability report → |
| 2020 579 | 6 | 2 | No NCAP test | Reliability forecast → |
| 2019 579 | 8 | 2 | No NCAP test | Reliability forecast → |
| 2018 579 | 14 | 6 | No NCAP test | Reliability forecast → |
| 2017 579 | 13 | 2 | No NCAP test | Reliability forecast → |
| 2016 579 | 11 | 3 | No NCAP test | Full reliability report → |
| 2015 579 | 9 | 4 | No NCAP test | Reliability forecast → |
| 2014 579 | 12 | 2 | No NCAP test | Reliability forecast → |
| 2013 579 | 13 | 1 | No NCAP test | Reliability forecast → |
Most-complained-about components
Owner complaints filed with NHTSA against the Peterbilt 579, grouped by the component each complaint names — the fastest read on where this model gives trouble.
- power train10 complaints
- electrical system8 complaints
- service brakes7 complaints
- steering5 complaints
- suspension4 complaints
- tires4 complaints
- visibility/wiper2 complaints
- unknown or other2 complaints