Jeep Grand Cherokee 2023–2027 — technical service bulletin
Bulletin 9100834 · NHTSA communication 11033956 · issued Jun 8, 2026
Technical service bulletin
communication type
Electrical System
component
2023–2027
model years
22
vehicle entries
Official summary
Ambient cabin light fault B2811-02 inop. If Ambient Lights can change color and intensity, do not replace Auxiliary/Ambient Lighting Module (ALM). Follow the diagnostic for B2811-02. Before replacing, verify the vehicle PROXI is correct for the vehicle (2-row/3-row). If PROXI is incorrect, re-PROXI and then perform a hard reset of the ALM.
Vehicles covered
- 2023 Jeep Grand Cherokee
- 2024 Jeep Grand Cherokee
- 2025 Jeep Grand Cherokee
- 2026 Jeep Grand Cherokee
- 2027 Jeep Grand Cherokee
- 2023 Jeep Grand Cherokee 4XE
- 2024 Jeep Grand Cherokee 4XE
- 2025 Jeep Grand Cherokee 4XE
- 2026 Jeep Grand Cherokee 4XE
- 2023 Jeep Grand Cherokee L
- 2024 Jeep Grand Cherokee L
- 2025 Jeep Grand Cherokee L
- 2026 Jeep Grand Cherokee L
- 2027 Jeep Grand Cherokee L
- 2023 Jeep Grand Wagoneer
- 2024 Jeep Grand Wagoneer
- 2025 Jeep Grand Wagoneer
- 2026 Jeep Grand Wagoneer
- 2023 Jeep Wagoneer
- 2024 Jeep Wagoneer
- 2025 Jeep Wagoneer
- 2026 Jeep Wagoneer
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.