Jeep Grand Cherokee 2021–2025 — technical service bulletin
Bulletin S2503000002 · NHTSA communication 11014229 · issued Feb 10, 2025
Technical service bulletin
communication type
Power Train
component
2021–2025
model years
14
vehicle entries
Official summary
Service 4WD Message Illuminated. Diagnostic Trouble Code (DTC) C1477-98 Transfer Case Clutch Component Or System Over Temperature, Set.
Vehicles covered
- 2021 Jeep Grand Cherokee
- 2022 Jeep Grand Cherokee
- 2023 Jeep Grand Cherokee
- 2024 Jeep Grand Cherokee
- 2025 Jeep Grand Cherokee
- 2022 Jeep Grand Cherokee 4XE
- 2023 Jeep Grand Cherokee 4XE
- 2024 Jeep Grand Cherokee 4XE
- 2025 Jeep Grand Cherokee 4XE
- 2021 Jeep Grand Cherokee L
- 2022 Jeep Grand Cherokee L
- 2023 Jeep Grand Cherokee L
- 2024 Jeep Grand Cherokee L
- 2025 Jeep Grand Cherokee L
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.