| Bulletin Number | Vehicle Make | Vehicle Model | Model Year | Summary |
|---|---|---|---|---|
| 42-056 | PETERBILT | 337 | 2020 | Fix-As-Fail -ÿ¿ Composite fittings used in the cooling system may crack, resulting in coolant leaks. Brass fittings are available to repla |
| 19PBD | PETERBILT | 337 | 2020 | Safety Recall: Defectective lower hsaft to u-joint yoke in non-telescoping steering columns due to supplier weld not creating enough penetration and |
| 42-058 | PETERBILT | 337 | 2020 | Fix-As-Fail: Two separate causes have been identified as root cause of intermittent low coolant indicator illumination.<br /> |
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