Cadillac Escalade 2020–2022 — technical service bulletin
Bulletin 22NA022 · NHTSA communication 10214239 · issued Feb 1, 2022
Technical service bulletin
communication type
Power Train
component
2020–2022
model years
24
vehicle entries
Official summary
This Informational bulletin advises the technician of a possible oil leak at the front cover and how to diagnose it to verify if it is coming from the seal or not.
Vehicles covered
- 2020 Cadillac Escalade
- 2022 Cadillac Escalade
- 2020 Cadillac Escalade Esv
- 2021 Cadillac Escalade Esv
- 2022 Cadillac Escalade Esv
- 2021 Cadillac Escalade NA
- 2020 Chevrolet Silverado 1500
- 2021 Chevrolet Silverado 1500
- 2022 Chevrolet Silverado 1500
- 2020 Chevrolet Suburban
- 2021 Chevrolet Suburban
- 2022 Chevrolet Suburban
- 2020 Chevrolet Tahoe
- 2021 Chevrolet Tahoe
- 2022 Chevrolet Tahoe
- 2020 GMC Sierra 1500
- 2021 GMC Sierra 1500
- 2022 GMC Sierra 1500
- 2020 GMC Yukon
- 2021 GMC Yukon
- 2022 GMC Yukon
- 2020 GMC Yukon XL
- 2021 GMC Yukon XL
- 2022 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.