Chrysler Pacifica 2023–2025 — technical service bulletin
Bulletin 9100389 · NHTSA communication 11005199 · issued Jul 22, 2024
Technical service bulletin
communication type
Electrical System
component
2023–2025
model years
22
vehicle entries
Official summary
CAN Star Block Connector Customer finds MIL light on and technician finds DTC for loss of communication on one or more modules. In repair procedure the dealerships are replacing the CAN star block connector during their root cause process with returned parts showing no trouble found. Here is a list of steps the dealers can follow to determine if they have a defective CAN star block connector using a multimeter: Step 1: Visually review CAN star block for damage and ensure back cover has all locking tabs engaged. If a bent pin, cracked or damaged housing or locking tab is not engaged is observed
Vehicles covered
- 2023 Chrysler Pacifica
- 2024 Chrysler Pacifica
- 2025 Chrysler Pacifica
- 2023 Chrysler Pacifica Plug-In Hybrid
- 2024 Chrysler Pacifica Plug-In Hybrid
- 2025 Chrysler Pacifica Plug-In Hybrid
- 2023 Chrysler Voyager
- 2024 Chrysler Voyager
- 2025 Chrysler Voyager
- 2023 Jeep Gladiator
- 2024 Jeep Gladiator
- 2025 Jeep Gladiator
- 2023 Jeep Wrangler
- 2024 Jeep Wrangler
- 2025 Jeep Wrangler
- 2024 RAM 1500
- 2023 RAM 2500
- 2024 RAM 2500
- 2023 RAM 4500
- 2024 RAM 4500
- 2023 RAM 5500
- 2024 RAM 5500
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.