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Service bulletins for the 2019 Subaru Impreza

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

530 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
15-240-19R2022-04-05. Service bulletin. ELECTRICAL SYSTEM. This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency while addressing customer concerns.
15-234-18R2022-03-04. Service bulletin. EQUIPMENT:ELECTRICAL; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure.
01-175-162022-03-04. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This bulletin provides helpful tips to better utilize the Subaru Select Monitor 4.
15-255-19R2022-03-04. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); ELECTRICAL SYSTEM. Map Data Update Procedure for Harman Gen 3.1 Navigation equipped Head Units (H/U).
WRE-21R2022-03-04. Service bulletin. ELECTRICAL SYSTEM:IGNITION:COIL; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE. Subaru of America, Inc. (Subaru) is recalling certain 2017-2019 model year Impreza and 2018-2019 model year Crosstrek vehicles to check and, if necessary, update the ECM programming, and to replace all four ignition coils in each vehicle.
15-240-19R2022-02-04. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency.
15-234-18R2022-02-04. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; ELECTRICAL SYSTEM. This bulletin contains illustrations of exchange components and their manufacturer as well as a description of the proper exchange procedure.
15-251-19R2022-01-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16.
15-240-19R2022-01-04. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency.
15-255-19R2022-01-04. Service bulletin. ELECTRICAL SYSTEM. Map Data Update Procedure for Harman Gen 3.1 Navigation Equipped Head Units.
15-236-18R2022-01-04. Service bulletin. ELECTRICAL SYSTEM. The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units.
15-257-19R2021-12-03. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This bulletin provides insight in response to both customer and retailer feedback resulting from the use of OBD-II port connected devices.
15-251-19R2021-11-02. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides additional diagnostics to follow when addressing a Telematics-related DTC B2A16.
16-103-16R2021-11-02. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. This bulletin has been developed in response to a small number of customer concerns regarding fluid seepage found coming from the CVT assembly.
15-287-212021-11-02. Service bulletin. ELECTRICAL SYSTEM. This bulletin announces the availability of diagnostic information regarding accessory remote engine start systems.
09-81-212021-10-04. Service bulletin. ELECTRICAL SYSTEM; FUEL SYSTEM, GASOLINE. This bulletin announces design changes made to the fuel injector assembly in response to misfire DTC P030x, engine knocking, and/or DTCs P219C-D-E-F.
15-195-16R2021-10-04. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This bulletin provides important information regarding diagnosis and replacement (when applicable) of the STARLINK Telematics Data Communication Module (DCM) along with a new claim submission requirement.
15-236-18R2021-10-04. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units.
15-240-19R2021-10-04. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This bulletin announces availability of new Harman audio unit amplifier units with revised internal logic designed to optimize efficiency while addressing customer concerns.
07-198-212021-09-04. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. This bulletin announces availability of new starter motors and ECM reprogramming files created to address some reports of excessive noise while cranking the engine.
09-77-21R2021-09-03. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. This bulletin announces the availability of ECM reprograming files to correct a possible limited power and/or hesitation during acceleration at engine speeds of 1500-3500 rpm.
WRE-21R2021-09-03. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Subaru of America, Inc. (Subaru) is recalling certain 2017-2019 model year Impreza and 2018-2019 model year Crosstrek vehicles to check and, if necessary, update the ECM programming, and to replace all four ignition coils in each vehicle.
15-236-18R2021-08-05. Service bulletin. ELECTRICAL SYSTEM. The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units.
09-77-212021-08-05. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. This bulletin announces the availability of ECM reprograming files to correct a possible lack of power and/or hesitation during acceleration at engine speeds of 1500-3500 rpm.
15-236-18R2021-07-03. Service bulletin. ELECTRICAL SYSTEM. The following information addresses reprogramming file availability and a software update installation procedure to provide optimization to the new Harman Gen 3.1 Audio and Navigation head units utilized in the models as listed.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.