Chevrolet Corvette 2022–2026 — technical service bulletin
Bulletin PIT6209H · NHTSA communication 11029953 · issued Mar 2, 2026
Technical service bulletin
communication type
Unknown OR Other
component
2022–2026
model years
40
vehicle entries
Official summary
This PI communicates information informing dealers that Engineering is aware of the clunk noise and is currently investigating a root cause.
Vehicles covered
- 2024 Chevrolet Corvette
- 2025 Chevrolet Corvette
- 2023 Chevrolet Silverado 1500
- 2024 Chevrolet Silverado 1500
- 2025 Chevrolet Silverado 1500
- 2026 Chevrolet Silverado 1500
- 2024 Chevrolet Silverado 2500
- 2025 Chevrolet Silverado 2500
- 2026 Chevrolet Silverado 2500
- 2024 Chevrolet Silverado 3500
- 2025 Chevrolet Silverado 3500
- 2026 Chevrolet Silverado 3500
- 2022 Chevrolet Suburban 1500
- 2023 Chevrolet Suburban 1500
- 2024 Chevrolet Suburban 1500
- 2022 Chevrolet Tahoe
- 2023 Chevrolet Tahoe
- 2024 Chevrolet Tahoe
- 2022 GMC Hummer EV Pickup
- 2023 GMC Hummer EV Pickup
- 2024 GMC Hummer EV Pickup
- 2024 GMC Hummer EV SUV
- 2025 GMC Hummer EV SUV
- 2022 GMC Sierra 1500
- 2023 GMC Sierra 1500
- 2024 GMC Sierra 1500
- 2025 GMC Sierra 1500
- 2026 GMC Sierra 1500
- 2024 GMC Sierra 2500
- 2025 GMC Sierra 2500
- 2026 GMC Sierra 2500
- 2024 GMC Sierra 3500
- 2025 GMC Sierra 3500
- 2026 GMC Sierra 3500
- 2022 GMC Yukon
- 2023 GMC Yukon
- 2024 GMC Yukon
- 2022 GMC Yukon XL
- 2023 GMC Yukon XL
- 2024 GMC Yukon XL
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.