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Service bulletins for the 2011 Subaru Legacy

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.

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

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By component

By trouble code

Bulletins, newest first
16-80-11R2017-03-06. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. AT OIL TEMPERATURE WARNING LAMP FLASHING
11-111-12R2017-03-06. Service bulletin. ENGINE AND ENGINE COOLING. P0128 COOLANT THERMOSTAT (ENGINE COOLANT TEMPERATURE BELOW THERMOSTAT REGULATING TEMPERATURE)
06-51-15R2017-03-06. Service bulletin. SERVICE BRAKES. THIS BULLETIN ANNOUNCES AVAILABILITY OF A NEW FRONT DISC BRAKE PAD, SHIM, GREASE AND CLIP KIT DESIGNED TO REDUCE CUSTOMER CONCERNS OF EXCESSIVE BRAKE SQUEAL. THIS NEW KIT ELIMINATES THE “SLOTTED” SHIM WHICH PREVIOUSLY WAS INSTALLED BETWEEN THE RUBBER-COATED OUTER SHIM AND THE BRAKE PAD.
16-97-152017-03-06. Service bulletin. POWER TRAIN:CLUTCH ASSEMBLY. THIS BULLETIN PROVIDES A PROCEDURE FOR DIAGNOSING A CUSTOMER CONCERN OF A DELAYED AND / OR HARSH ENGAGEMENT OF THE CVT (MODEL TR580) WHEN SHIFTING INTO REVERSE OR DRIVE FROM NEUTRAL. ALL 2013-16MY, 4-CYLINDER, N/A MODELS WITH CVT
02-158-142017-03-03. Service bulletin. EQUIPMENT. ACCESSORY DRIVE BELT TENSIONER COMPONENT CHANGES
11-135-132017-03-03. Service bulletin. ENGINE. THIS BULLETIN ANNOUNCES THE AVAILABILITY OF ECM REPROGRAMMING FILES TO ADDRESS A FALSE CEL/MIL ILLUMINATION AND SETTING OF DTC P050A. THIS DTC CAN RESULT FROM SPECIFIC CLUTCH OPERATION (ON MT MODELS) AND / OR DRIVING PATTERNS OCCURRING IMMEDIATELY AFTER STARTING THE ENGINE.
06-51-152017-03-03. Service bulletin. SERVICE BRAKES. THIS BULLETIN ANNOUNCES AVAILABILITY OF A NEW FRONT DISC BRAKE PAD, SHIM, GREASE AND CLIP KIT DESIGNED TO REDUCE CUSTOMER CONCERNS OF EXCESSIVE BRAKE SQUEAL. THIS NEW KIT ELIMINATES THE “SLOTTED” SHIM WHICH PREVIOUSLY WAS INSTALLED BETWEEN THE RUBBER-COATED OUTER SHIM AND THE BRAKE PAD.
06-47-142017-03-02. Service bulletin. ELECTRICAL SYSTEM:WIRING; STEERING. REVISION TO TROUBLESHOOTING INFORMATION FOR VDC DTC C0071
03-67-12R2017-03-02. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. REMANUFACTURED CVT PROGRAM - SUBARU OF AMERICA, INC. IS PLEASED TO ANNOUNCE OUR FIRST-EVER REMANUFACTURED CVT PROGRAM.
02-155-14R2017-03-02. Service bulletin. EQUIPMENT. INTERCOOLER/INTAKE AIR DUCT - THIS BULLETIN ANNOUNCES AVAILABILITY OF A REVISED REPLACEMENT AIR INTAKE DUCT FOR THE TURBOCHARGED VEHICLES SPECIFIED ABOVE.
SM02 - WQC-392017-03-01. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. MEMO ABOUT CAMPAIGN WQC-39
16-85-122017-03-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. THIS BULLETIN PROVIDES AN INSPECTION AND DIAGNOSIS METHOD FOR THE CVT’S SECONDARY PRESSURE SENSOR WHICH IF FAILED, COULD CREATE A CUSTOMER CONCERN OF A SQUEALING-TYPE SOUND DURING LIGHT THROTTLE APPLICATION.
SM042017-03-01. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. SUBARU SERVICE PROGRAM WQC-39: ECM REPROGRAMMING
12-124-10R2017-02-28. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY. SUNROOF BINDS: IF YOU ENCOUNTER A CUSTOMER COMPLAINT WHEN OPENING THE SUNROOF (THE GLASS OPENS ABOUT ONE INCH THEN STOPS, MAKES A SQUEAK TYPE SOUND AND/OR OPENS HALFWAY THEN BINDS), THE WEDGE CAP MAY BE OUT OF ALIGNMENT.
15-150-11R2017-02-28. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM. IF YOU ENCOUNTER A CUSTOMER CONCERN OF THE STEERING WHEEL SATELLITE SWITCH FOR THE VOLUME OR MUTE OPERATION DOES NOT FUNCTION PROPERLY OR IS INOPERATIVE, THE SWITCH MAY NEED TO BE REPLACED. THE STEERING WHEEL SATELLITE SWITCH IS NOW AVAILABLE AS A SERVICE PART.
03-67-12R2017-02-28. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SUBARU OF AMERICA, INC. HAS EXTENDED THE AVAILABILITY OF REMANUFACTURED CVT TRANSMISSIONS TO INCLUDE CROSSTREK, FORESTER AND IMPREZA APPLICATIONS. PLEASE CHECK APPLICATIONS AND AVAILABILITY THROUGH NORMAL PARTS CHANNELS PRIOR TO MAKING VEHICLE REPAIRS. RETAILERS ARE REQUIRED TO USE A REMANUFACTURED UNIT FOR ALL REPAIRS REIMBURSED BY SUBARU THAT REQUIRE A MAJOR REPAIR OR REPLACEMENT, EXCEPT IN THE CASE OF A “NEW” AND “IN-STOCK” VEHICLE.
06-52-152017-02-27. Service bulletin. SERVICE BRAKES. "THIS BULLETIN PROVIDES AN INSPECTION AND ADJUSTMENT PROCEDURE TO ADDRESS A DTC C0075 WHICH MAY BE STORED IN THE VEHICLE DYNAMICS CONTROL AND HYDRAULIC CONTROL UNIT (VDCCM&HCU). THE DTC RELATES TO INCORRECT INPUTS TO WHEEL CYLINDER PRESSURE SENSORS DUE TO AIR IN THE HYDRAULIC BRAKE LINES. IN ADDITION, ON IMPREZA AND XV CROSSTREK, AN IMPROPERLY ADJUSTED BRAKE LIGHT SWITCH (BLS) MAY ALSO CAUSE THE DTC."
02-162-15R2017-02-27. Service bulletin. EQUIPMENT. "THIS SERVICE INFORMATION BULLETIN ANNOUNCES A DESIGN CHANGE TO THE OIL PRESSURE SWITCH ASSEMBLY. NICKEL PLATING HAS BEEN APPLIED TO THE INTERNAL SWITCH CONTACTS TO ENHANCE THEIR DURABILITY AND REDUCE THE POSSIBILITY OF POOR CONTACT WHICH COULD AFFECT OPERATION OR CAUSE IMPROPER ILLUMINATION OF THE OIL PRESSURE WARNING LAMP. A SMALL PILOT PORTION WAS ADDED TO THE THREADED AREA ON P.N. 25240KA051 AS SHOWN IN THE ILLUSTRATION BELOW. REVISED PRODUCTION CHANGE INFORMATION."
02-162-152017-02-27. Service bulletin. ENGINE. "THIS SERVICE INFORMATION BULLETIN ANNOUNCES A DESIGN CHANGE TO THE OIL PRESSURE SWITCH ASSEMBLY. NICKEL PLATING HAS BEEN APPLIED TO THE INTERNAL SWITCH CONTACTS TO ENHANCE THEIR DURABILITY AND REDUCE THE POSSIBILITY OF POOR CONTACT WHICH COULD AFFECT OPERATION OR CAUSE IMPROPER ILLUMINATION OF THE OIL PRESSURE WARNING LAMP. A SMALL PILOT PORTION WAS ADDED TO THE THREADED AREA ON P.N. 25240KA051 AS SHOWN IN THE ILLUSTRATION BELOW."
16-95-152017-02-22. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; ENGINE. "THIS BULLETIN PROVIDES A DIAGNOSTIC PROCEDURE FOR CONFIRMATION OF A SUSPECTED CVT CHAIN SLIP CONDITION. EXAMPLES OF CUSTOMER CONCERNS MAY BE: ABNORMAL TRANSMISSION OPERATING SOUNDS, A SHUDDER OR VIBRATION SENSATION, LACK OF POWER, HESITATION, ENGINE RPM RISE WITHOUT INCREASE IN VEHICLE SPEED OR IN ISOLATED CASES, A CHECK ENGINE LAMP ILLUMINATION (WITH ENGINE MISFIRE DTCS STORED IN THE ECM MEMORY)."
15-165-132017-02-17. Service bulletin. ELECTRICAL SYSTEM. THIS BULLETIN ANNOUNCES THE AVAILABILITY OF REPROGRAMMING FILES TO ADDRESS CUSTOMER CONCERNS OF THE BLUETOOTH AUDIO STREAMING FEATURE OPERATING WITHOUT BEING SELECTED. THIS CAUSES THE SOURCE’S (SMARTPHONE, IPOD®, IPHONE®, MP3 PLAYER) BATTERY TO DRAIN UNEXPECTEDLY. THE UPDATE WILL INITIATE AN “OFF” SIGNAL TO THE MEDIA DEVICE SHOULD BLUETOOTH AUDIO STREAMING BEGIN WITHOUT A REQUEST FROM THE VEHICLE’S AUDIO UNIT. THE REPROGRAMMING FILES ARE ACCESSIBLE VIA: SUBARUNET > SERVICE > CLARION DOWNLOADS AND WILL NEED TO BE DOWNLOADED ONTO A DEDICATED NEW OR COMPLETELY EMPTY AND FORMATTED USB STORAGE DEVICE (FLASH DRIVE) FOR INSTALLATION INTO THE AUDIO UNIT THROUGH THE AUDIO SYSTEM’S USB PORT. IMPORTANT: READ THROUGH AND UNDERSTAND THIS SERVICE PROCEDURE COMPLETELY BEFORE PROCEEDING ANY FURTHER AS DAMAGE TO THE AUDIO UNIT MAY RESULT IF PROPER PRECAUTIONS OUTLINED BELOW ARE NOT FOLLOWED.
12-169-142017-02-15. Service bulletin. STRUCTURE. “CLICK”, “POP” OR “CREEK” SOUND FROM LEFT OR RIGHT OUTER COWL CORNER / BASE OF “A” PILLAR AREA - THIS BULLETIN PROVIDES A REPAIR PROCEDURE TO ADDRESS CUSTOMER CONCERNS OF A “CLICK”, “POP” OR “CREEK” SOUND HEARD COMING FROM EITHER THE LEFT OR RIGHT SIDE AROUND THE REAR CORNERS OF THE COWL / ENGINE COMPARTMENT / BASE OF “A” PILLAR AREA.
12-147-13R2017-02-15. Service bulletin. WHEELS. POP SOUND FROM RIGHT REAR WHEEL APRON AREA - THE PURPOSE OF THIS BULLETIN IS TO PROVIDE A REPAIR PROCEDURE TO ADDRESS A CUSTOMER CONCERN OF A “POP” TYPE SOUND COMING FROM THE RIGHT REAR WHEEL APRON AREA.
04-14-15R2017-02-04. Service bulletin. STEERING:HYDRAULIC POWER ASSIST:PUMP. THIS BULLETIN ANNOUNCES AVAILABILITY OF A DESIGN CHANGE TO THE POWER STEERING PUMP TO ADDRESS CUSTOMER CONCERNS OF INCREASED STEERING EFFORT, ESPECIALLY IN COLD TEMPERATURES. REVISED TO SPECIFY H4 MODELS ONLY.
18-176-152017-02-03. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. THE PURPOSE OF THIS BULLETIN IS TO PROVIDE A DESCRIPTION OF CURRENT CHANGES TO SERVICE MANUALS AVAILABLE VIA THE SUBARU TECHNICAL INFORMATION SYSTEM (STIS) WEB SITE.

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