Service bulletins for the 2021 Chevrolet Silverado
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
1747 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
By topic
Only bulletins with component: Wheel nuts and studs are shown. Show all
| 22-NA-090 | 2022-05-18. Service bulletin. WHEELS:LUGS/NUTS/BOLTS/STUDS; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin provides the way to correctly tighten lug nuts to reduce the chances of damaging the cap covers. |
|---|
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.