Cadillac CT4 2019–2021 — technical service bulletin
Bulletin PIP5799 · NHTSA communication 10193429 · issued Apr 1, 2021
Technical service bulletin
communication type
Power Train
component
2019–2021
model years
27
vehicle entries
Official summary
This Preliminary information communicates to the dealer technician to replace the transmission valve body on 2019-2021 10 speed transmissions to correct DTCs P2812 and P2814 setting if Service Information does not lead to root case of these DTCs.
Vehicles covered
- 2020 Cadillac CT4
- 2021 Cadillac CT4
- 2020 Cadillac CT5
- 2021 Cadillac CT5
- 2019 Cadillac CT6
- 2020 Cadillac CT6
- 2019 Cadillac Escalade Esv
- 2020 Cadillac Escalade Esv
- 2021 Cadillac Escalade Esv
- 2019 Chevrolet Camaro
- 2020 Chevrolet Camaro
- 2021 Chevrolet Camaro
- 2019 Chevrolet Silverado 1500
- 2020 Chevrolet Silverado 1500
- 2021 Chevrolet Silverado 1500
- 2019 Chevrolet Suburban
- 2020 Chevrolet Suburban
- 2021 Chevrolet Suburban
- 2019 Chevrolet Tahoe
- 2020 Chevrolet Tahoe
- 2021 Chevrolet Tahoe
- 2019 GMC Sierra 1500
- 2020 GMC Sierra 1500
- 2021 GMC Sierra 1500
- 2019 GMC Yukon Denali
- 2020 GMC Yukon XL
- 2021 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.