Cadillac CT4 2023–2025 — technical service bulletin
Bulletin 23-NA-210 · NHTSA communication 11008967 · issued Sep 11, 2024
Technical service bulletin
communication type
Power Train
component
2023–2025
model years
18
vehicle entries
Official summary
This bulletin provides a procedure to perform a diagnostic check to verify if DTCs P18AE and/or P0700 Set returns when reset and to clear the codes and validate code does not set again.
Vehicles covered
- 2023 Cadillac CT4
- 2024 Cadillac CT4
- 2025 Cadillac CT4
- 2023 Cadillac CT5
- 2024 Cadillac CT5
- 2025 Cadillac CT5
- 2023 Cadillac Escalade
- 2024 Cadillac Escalade
- 2025 Cadillac Escalade
- 2023 Cadillac Escalade Esv
- 2024 Cadillac Escalade Esv
- 2025 Cadillac Escalade Esv
- 2023 Chevrolet Silverado 1500
- 2024 Chevrolet Silverado 1500
- 2025 Chevrolet Silverado 1500
- 2023 GMC Sierra 1500
- 2024 GMC Sierra 1500
- 2025 GMC Sierra 1500
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.