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Service bulletins for the 2023 Subaru Solterra

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.

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

By type

By component

By trouble code

Bulletins, newest first
06-90-242024-07-01. Service bulletin. SERVICE BRAKES. This bulletin provides diagnosis and procedure information to be applied when diagnosing potential fluid leaks on front and rear brake calipers. This information has been developed to reduce unnecessary brake caliper replacement.
03-93-242024-06-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin announces the availability of reprogramming files developed to address cases of P060694 (Hybrid/EV Powertrain Control Module Processor Unexpected Operation) detected by the Motor EV Control ECU.
07-228-242024-06-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin announces the availability of reprogramming files developed to address cases of inability to charge Solterra vehicles using EVgo charging stations.
03-93-242024-06-04. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. This bulletin announces the availability of reprogramming files developed to address cases of P0A1C29 (Drive Motor “B” Control Module Signal Invalid) and P0A1B29 (Drive Motor “A” Control Module Signal Invalid) detected by the Motor Generator Control Unit.
15-303-22R2024-04-03. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This bulletin provides information for all Gen 3 Telematics and Cp 1.5 infotainment equipped vehicles, starting with 2023MY, allowing access to valet mode through the head unit.
15-242-19R2024-04-03. Service bulletin. EQUIPMENT. This bulletin has been developed for use as a quick reference tool to aid in diagnosing operational concerns of the Gen 2 Telematics system’s remote access features.
15-219-18R2024-04-03. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This bulletin addresses an error code 202 and or 204 when attempting to complete the STARLINK telematics subsription process.
14-30-242024-04-02. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This bulletin provides an outline for reprogramming with the use of GTS+.
15-310-23R2024-03-04. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This bulletin provides the best practices when troubleshooting Solterra connect concerns when the driver profile isn't the primary profile.
15-310-23R2024-02-02. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This Bulletin announces the best practices when troubleshooting Solterra connect concerns if the customer’s driver profile is not the primary driver profile and/or inability to activate Solterra Connect.
15-266-20R2023-11-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; COMMUNICATION:MANUFACTURER TELEMATICS. This Bulletin provides helpful procedures and best practices to utilize when customers present with concerns relating to the operation of their Gen 2/Gen 3 Telematics system equipped Subaru.
EEA-23R2023-11-06. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This Product Enhancement Program announces the availability of a new reprogramming file package for the EV, EV Battery, Motor Generator, Rear Motor Generator, Plug-in Control, Air Conditioner, Combination Meter control modules.
SubaruNet Announ2023-10-03. Service bulletin. POWER TRAIN; EQUIPMENT; ELECTRICAL SYSTEM. A software update has been developed for certain 2023 model year Solterra models. It is designed to improve DC-charging performance, and enhance visualization of the remaining range, current state of charge (SOC), and real-life energy consumption.
EEA-232023-10-03. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM; POWER TRAIN. This Product Enhancement Program announces the availability of a new reprogramming file package for the EV, EV Battery, Motor Generator, Rear Motor Generator, Plug-in Control, Air Conditioner, Combination Meter control modules.
WRK-232023-10-03. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. In the interest of customer satisfaction, Subaru of America, Inc. (Subaru) is initiating a service program to replace the DC charger inlet terminal end caps on certain 2023 model year Solterra vehicles.
WRG-232023-10-03. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. In the interest of customer satisfaction, Subaru of America, Inc. (Subaru) is initiating a service program to update the forward recognition camera software on certain 2023 model year Solterra vehicles.
SubaruNet Announ2023-10-03. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. In the interest of customer satisfaction, Subaru of America, Inc. (Subaru) is initiating a service program to replace the DC charger inlet terminal end caps on certain 2023 model year Solterra vehicles.
SubaruNet Announ2023-10-03. Service bulletin. FORWARD COLLISION AVOIDANCE: SENSING SYSTEM: CAMERA; ELECTRICAL SYSTEM; EQUIPMENT. In the interest of customer satisfaction, Subaru of America, Inc. (Subaru) is initiating a service program to update the forward recognition camera software on certain 2023 model year Solterra vehicles.
15-282-21R2023-09-05. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT; ELECTRICAL SYSTEM. This Service Information Bulletin announces additional diagnostic procedures and a detailed flow chart to be used when diagnosing customer concerns regarding the operation of the STARLINK Remote Engine Start (RES) feature.
15-310-23R2023-09-05. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This Bulletin announces the best practices when troubleshooting Solterra connect concerns if the customer’s driver profile is not the primary driver profile and/or inability to activate Solterra Connect.
01-168-09R2023-09-05. Service bulletin. LATCHES/LOCKS/LINKAGES; EQUIPMENT; ELECTRICAL SYSTEM. The purpose of this bulletin is to provide replacement key and immobilizer information along with an overview of the Subaru Lock Information web-site.
15-285-21R2023-08-02. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:INFOTAINMENT; EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE; EQUIPMENT. This Bulletin provides reference tables and photos to use for determining the infotainment head unit supplier and generation.
15-310-23R2023-07-03. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT; ELECTRICAL SYSTEM; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This Service Information Bulletin announces the best practices when troubleshooting Solterra connect concerns if the customer’s driver profile is not the primary driver profile and/or inability to activate Solterra Connect.
15-309-23R2023-06-05. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This Service Information Bulletin has been developed to outline the steps for gathering basic but essential information during diagnosis of Infotainment concerns.
15-310-232023-06-05. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This Service Information Bulletin announces the best practices when troubleshooting Solterra connect concerns if the customer’s driver profile is not the primary driver profile and/or inability to activate Solterra Connect.

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