Affected Component: ELECTRICAL SYSTEM

Date Published
JUL 17, 2023
NHTSA TSB #
10242708
TSB Document
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.