Chrysler Pacifica 2021–2024 — technical service bulletin
Bulletin 9100287 · NHTSA communication 10251767 · issued Jan 18, 2024
Technical service bulletin
communication type
Equipment
component
2021–2024
model years
39
vehicle entries
Official summary
Thermostat assy for 2022-2024my 3.6l pentastar upgrade with p0128 failure code. Prior to performing any thermostat replacement, proceed with inspection instructions from the latest version of star online publication s2309000014
Vehicles covered
- 2021 Chrysler Pacifica
- 2022 Chrysler Pacifica
- 2023 Chrysler Pacifica
- 2024 Chrysler Pacifica
- 2021 Chrysler Voyager
- 2022 Chrysler Voyager
- 2023 Chrysler Voyager
- 2024 Chrysler Voyager
- 2021 Dodge Durango
- 2022 Dodge Durango
- 2024 Dodge Durango
- 2023 Dodge DURANGO1
- 2021 Jeep Gladiator
- 2022 Jeep Gladiator
- 2023 Jeep Gladiator
- 2024 Jeep Gladiator
- 2021 Jeep Grand Cherokee
- 2022 Jeep Grand Cherokee
- 2023 Jeep Grand Cherokee
- 2024 Jeep Grand Cherokee
- 2021 Jeep Grand Wagoneer
- 2022 Jeep Grand Wagoneer
- 2023 Jeep Grand Wagoneer
- 2024 Jeep Grand Wagoneer
- 2022 Jeep Wagoneer
- 2023 Jeep Wagoneer
- 2024 Jeep Wagoneer
- 2021 Jeep Wrangler
- 2022 Jeep Wrangler
- 2023 Jeep Wrangler
- 2024 Jeep Wrangler
- 2021 RAM 1500
- 2022 RAM 1500
- 2023 RAM 1500
- 2024 RAM 1500
- 2021 RAM Promaster
- 2022 RAM Promaster
- 2023 RAM Promaster
- 2024 RAM Promaster
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.