Chrysler Pacifica 2017–2020 — technical service bulletin
Bulletin S2307000001 · NHTSA communication 10247963 · issued Feb 24, 2023
Technical service bulletin
communication type
Engine and Engine Cooling
component
2017–2020
model years
18
vehicle entries
Official summary
Customer complaint may include a coolant leak, or, a coolant leak is detected during a routine oil change inspection.
Vehicles covered
- 2017 Chrysler Pacifica
- 2018 Chrysler Pacifica
- 2019 Chrysler Pacifica
- 2020 Chrysler Pacifica
- 2017 Dodge Durango
- 2018 Dodge Durango
- 2019 Dodge Durango
- 2020 Dodge Durango
- 2020 Jeep Gladiator
- 2017 Jeep Grand Cherokee
- 2018 Jeep Grand Cherokee
- 2019 Jeep Grand Cherokee
- 2020 Jeep Grand Cherokee
- 2018 Jeep Wrangler
- 2019 Jeep Wrangler
- 2020 Jeep Wrangler
- 2019 RAM 1500
- 2020 RAM 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.