Cadillac Escalade 2021–2024 — technical service bulletin
Bulletin PIT6015B · NHTSA communication 11006424 · issued Aug 15, 2024
Technical service bulletin
communication type
Suspension
component
2021–2024
model years
26
vehicle entries
Official summary
This Preliminary information communicates an issue with how to properly inspect and ensure the air lines for the air suspension system are fully seated.
Vehicles covered
- 2021 Cadillac Escalade
- 2022 Cadillac Escalade
- 2023 Cadillac Escalade
- 2024 Cadillac Escalade
- 2022 Chevrolet Silverado 1500
- 2023 Chevrolet Silverado 1500
- 2024 Chevrolet Silverado 1500
- 2024 Chevrolet Silverado 2500
- 2024 Chevrolet Silverado 3500
- 2021 Chevrolet Suburban 1500
- 2022 Chevrolet Suburban 1500
- 2023 Chevrolet Suburban 1500
- 2024 Chevrolet Suburban 1500
- 2021 Chevrolet Tahoe
- 2022 Chevrolet Tahoe
- 2023 Chevrolet Tahoe
- 2024 Chevrolet Tahoe
- 2022 GMC Sierra 1500
- 2023 GMC Sierra 1500
- 2024 GMC Sierra 1500
- 2024 GMC Sierra 2500
- 2024 GMC Sierra 3500
- 2021 GMC Yukon
- 2022 GMC Yukon
- 2023 GMC Yukon
- 2024 GMC Yukon
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.