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July 17, 2023 Service bulletin

Brake Vacuum Pump For DTC Code P258B

Chrysler technical service bulletin 9100187 for 2022 Chrysler Pacifica, 2022-2023 Dodge Charger and 2022-2023 Chrysler 300 and others.

Bulletin number
9100187
Component
Electrical system
Summary
Brake Vacuum Pump For DTC Code P258B - ELECTRONIC VACUUM PUMP PERFORMANCE. Due to brake vacuum pumps returned with trouble not found, please follow the proper diagnostics outline in the service library this also includes checking all electrical and vacuum hose connections prior to replacement of the vacuum pump. This will avoid unnecessary repair and potential charge back on the vacuum pump.

Owners of these vehicles have filed 87 complaints in the electrical category.

Vehicles covered

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