Cadillac CT4 DTC Codes
Select your year and engine to view applicable diagnostic trouble codes.
14 Configurations
2026
2.0L Turbo I4
971 DTC codes
2026
2.7L Turbo I4
971 DTC codes
2025
2.0L Turbo I4
971 DTC codes
2025
2.7L Turbo I4
971 DTC codes
2024
2.0L Turbo I4
971 DTC codes
2024
2.7L Turbo I4
971 DTC codes
2023
2.0L Turbo I4
971 DTC codes
2023
2.7L Turbo I4
971 DTC codes
2022
2.0L Turbo I4
971 DTC codes
2022
2.7L Turbo I4
971 DTC codes
2021
2.0L Turbo I4
971 DTC codes
2021
2.7L Turbo I4
971 DTC codes
2020
2.0L Turbo I4
971 DTC codes
2020
2.7L Turbo I4
971 DTC codes
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