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Service bulletins for the 2013 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.

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

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By component

By trouble code

Bulletins, newest first
06-47-142017-03-02. Service bulletin. ELECTRICAL SYSTEM:WIRING; STEERING. REVISION TO TROUBLESHOOTING INFORMATION FOR VDC DTC C0071
11-124-12R2017-03-01. Service bulletin. ENGINE. DIFFICULTY STARTING, ROUGH IDLE, CAM POSITION OR MISFIRE DTCS P0301, P0302, P0303 OR P0304 DTCS P0340, P0341, P0345 OR P0346
12-142-122017-03-01. Service bulletin. SEATS:MID/REAR ASSEMBLY. THIS BULLETIN PROVIDES A REPAIR PROCEDURE TO ADDRESS A CUSTOMER CONCERN OF A SQUEAKING-TYPE SOUND COMING FROM THE DRIVER OR PASSENGER FRONT SEAT BACK.
12-157-132017-03-01. Service bulletin. EQUIPMENT. "THIS BULLETIN PROVIDES A REPAIR PROCEDURE TO ADDRESS A CUSTOMER CONCERN OF A RATTLE OR BUZZING-TYPE SOUND COMING FROM THE LOWER PORTION OF THE “A” PILLAR TRIM WHILE DRIVING OVER BUMPY OR ROUGH ROAD SURFACES. THE LOWER INSERTION CLAWS AND / OR THE TRIM’S SUPPORT RIB MAY BE COMING IN CONTACT WITH THE VEHICLE BODY CAUSING THE SOUND."
09-56-132017-03-01. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. "A COUNTERMEASURE THERMOSTAT HAS BEEN RELEASED TO ADDRESS A RARE CONDITION WHICH MAY OCCUR DURING ENGINE SOAK IN COLD AMBIENT TEMPERATURES. IN THESE RARE CASES, AFTER AN EXTENDED COLD SOAK, COOLANT MAY ENTER THE THERMOSTAT’S INTERNAL PISTON. IF THIS OCCURS, THE THERMOSTAT MAY OPEN AT A TEMPERATURE WHICH IS LOWER THAN SPECIFIED AND CAUSE DTC P0128 TO BE STORED IN THE ECM MEMORY."
12-155-13R2017-03-01. Service bulletin. VISIBILITY:WINDSHIELD. THIS BULLETIN PROVIDES A PROCEDURE TO ELIMINATE A “REED-TYPE” WHISTLING OR SCREECHING SOUND WHICH HAS BEEN ISOLATED TO ORIGINATING FROM THE FRONT WINDSHIELD UPPER MOLDING / WEATHERSTRIP. THE SOUND IS MOST PREVALENT WHILE DRIVING AT HIGHWAY SPEEDS (APPROXIMATELY 70-75 MPH) WHEN THERE ARE CROSSWINDS PRESENT. THE PROCEDURE INVOLVES THE INSTALLATION OF 2 SMALL STRIPS OF EPDM FOAM MATERIAL, ONE UNDER EACH UPPER CORNER AREA OF THE WINDSHIELD MOLDING LIP TO PREVENT THE CONDITION FROM OCCURRING.
02-145-13R2017-03-01. Service bulletin. EQUIPMENT. "THIS BULLETIN PROVIDES INFORMATION REGARDING A CHANGE MADE TO THE SURFACE TREATMENT APPLIED TO THE OIL CONTROL PISTON RINGS FOR 2.0L FB ENGINES. THE CHANGE WAS MADE AS A RESULT OF SOME LIMITED FINDINGS OF UNANTICIPATED WEAR OF THESE RINGS. OIL CONSUMPTION WILL BE HIGHER THAN NORMAL AND CONSISTENT, IF THIS WEAR OCCURS, THE CONDITION REMAINS UNTIL REPAIR. UNUSUAL SWINGS OR VARIATIONS IN OIL CONSUMPTION ARE NOT CONSISTENT WITH THIS CONDITION AND MAY BE THE RESULT OF VEHICLE USAGE RATHER THAN THE CONDITION DESCRIBED HERE. ADDITIONAL INFORMATION IS SUPPLIED IN THIS BULLETIN TO ASSIST IN THE ASSESSMENT AND DETERMINATION IF VEHICLE USAGE IS A REASON FOR THIS VARIED OIL CONSUMPTION. "
07-78-13R2017-03-01. Service bulletin. EQUIPMENT. IN THE EVENT OF A CUSTOMER CONCERN REGARDING INSECTS FOUND INSIDE THE REAR COMBINATION LAMPS, A COUNTERMEASURE LAMP ASSEMBLY IS NOW AVAILABLE TO PREVENT THE INTRUSION. THE NEW COMBINATION LAMPS HAVE AN ADDITIONAL LIP MOLDED AROUND THE THREE BULB SOCKET AREAS WHICH DECREASES THE GAP BETWEEN THE SOCKET AND THE HOUSING FROM 2MM TO 0.5MM.
02-146-132017-03-01. Service bulletin. ENGINE. "THIS BULLETIN ANNOUNCES THE AVAILABILITY OF REVISED VALVE TRAIN COMPONENTS DEVELOPED TO REDUCE A TAPPING SOUND WHICH MAY BE HEARD COMING FROM THE LEFT-HAND (B2) SIDE OF THE ENGINE WHEN THE ENGINE IS WARM. THIS BULLETIN DOES NOT ADDRESS ANY COLD ENGINE OR START-UP SOUNDS. THE CHANGES CONSIST OF: • DESIGN CHANGE TO THE VALVE ROCKERS • CAMSHAFT PROFILE CHANGE • INCREASED INTAKE VALVE STEM LENGTH (1.65MM LONGER INTAKE, 2.4MM LONGER EXHAUST) IN ADDITION, THE INSULATOR PAD HAS BEEN ELIMINATED FROM THE B2 INTAKE MANIFOLD PROTECTOR."
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."
12-189-152017-02-27. Service bulletin. EQUIPMENT. THIS BULLETIN PROVIDES INFORMATION ABOUT CHANGES MADE TO THE REAR SHELF TRIM TO ADDRESS CUSTOMER CONCERNS OF A RATTLING SOUND HEARD WHILE DRIVING OVER BUMPY / ROUGH ROADS. THE SOURCES OF THE RATTLE HAVE BEEN IDENTIFIED AS THE MOUNTING FOR THE CENTER STOP LAMP IN THE PACKAGE SHELF AND / OR THE SHELF ITSELF RATTLING AGAINST THE INSIDE OF THE REAR GLASS.
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."
02-157-14R2017-02-27. Service bulletin. ENGINE. "THIS BULLETIN ANNOUNCES INFORMATION REGARDING A MAJOR CHANGE TO THE REPAIR PROCEDURES PREVIOUSLY OUTLINED IN SERVICE BULLETINS 02-143-13R, 02-144-13R AND 02-145-13R. THESE BULLETINS PROVIDED A REPAIR PROCEDURE FOR THE REPLACEMENT OF THE PISTON RINGS TO ADDRESS VERIFIED CONCERNS OF UNUSUAL ENGINE OIL CONSUMPTION. VEHICLES CONFIRMED AS HAVING THIS CONDITION WHICH ARE WITHIN THE SUPPLIED VIN RANGES WILL NO LONGER BE REPAIRED WITH PISTON RING REPLACEMENT. THE REVISED REPAIR PROCEDURE TO ADDRESS VERIFIED UNUSUAL OIL CONSUMPTION CONCERNS ON THESE SPECIFIC VEHICLES WILL CONSIST OF REPLACING THE ENGINE SHORT BLOCK ASSEMBLY."
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."
15-185-15R2017-02-27. Service bulletin. ELECTRICAL SYSTEM. THIS SERVICE INFORMATION BULLETIN IS INTENDED TO PROVIDE HELPFUL INSIGHT TO USE WHEN RESPONDING TO CUSTOMER INQUIRIES INVOLVING THE PAIRING AND USE OF CELLULAR PHONES WITH CLARION AUDIO UNITS. THIS INCLUDES CUSTOMER CONCERNS WHERE THE PHONE WILL NOT AUTOMATICALLY PAIR ITSELF BUT INSTEAD REQUIRES MANUAL PHONE SELECTION ON THE AUDIO UNIT TO ALLOW PAIRING TO PROCEED.
02-157-14R2017-02-24. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. SURFACE TREATMENT CHANGE TO OIL CONTROL PISTON RINGS
02-157-14R2017-02-24. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. SURFACE TREATMENT CHANGE TO OIL CONTROL PISTON RINGS
15-185-152017-02-22. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. THIS SERVICE INFORMATION BULLETIN IS INTENDED TO PROVIDE HELPFUL INSIGHT TO USE WHEN RESPONDING TO CUSTOMER INQUIRIES INVOLVING THE PAIRING AND USE OF CELLULAR PHONES WITH CLARION AUDIO UNITS. THIS INCLUDES CUSTOMER CONCERNS WHERE THE PHONE WILL NOT AUTOMATICALLY PAIR ITSELF BUT INSTEAD REQUIRES MANUAL PHONE SELECTION ON THE AUDIO UNIT TO ALLOW PAIRING TO PROCEED.
06-50-152017-02-22. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:MASTER CYLINDER; EQUIPMENT; SERVICE BRAKES. THIS BULLETIN INFORMS OF A PARTS CHANGE TO THE BRAKE SYSTEM MASTER CYLINDER AND VACUUM BOOSTER. WHENEVER REPLACEMENT OF EITHER OF THESE COMPONENTS IS REQUIRED, THE IDENTIFICATION PROCEDURE PROVIDED BELOW MUST BE FOLLOWED TO INSURE THE PROPER PARTS ARE ORDERED AND INSTALLED AS A SET.
11-159-152017-02-22. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. THIS BULLETIN ANNOUNCES AVAILABILITY OF REPROGRAMMING FILES TO OPTIMIZE THE ECM AND ADDRESS CUSTOMER CONCERNS OF EXTENDED CRANKING TIME BEFORE THE ENGINE STARTS.
02-157-14R2017-02-21. Service bulletin. EQUIPMENT. SURFACE TREATMENT CHANGE TO OIL CONTROL PISTON RINGS
15-164-13R2017-02-17. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). THIS BULLETIN PROVIDES INFORMATION TO HELP DIAGNOSE 6 DIFFERENT CONDITIONS RELATING TO CUSTOMER CONCERNS WHICH MAY ARISE WHEN USING THE F10 AUDIO / NAVIGATION SYSTEM. WE WILL CONTINUE TO ADD MORE HELPFUL TIPS TO THIS TSB AS INFORMATION IS RECEIVED FROM F10.
WQH-44M2017-02-17. Service bulletin. EQUIPMENT. "WE HAVE RECEIVED SEVERAL CALLS FROM DEALERS WHO HAVE CUSTOMERS ELIGIBLE FOR THE WQH44 SUBARU CARPETED FLOOR MAT RECALL BUT DO NOT HAVE THE ORIGINAL MATS THAT WERE IN THE VEHICLE AT THE TIME OF SALE. IN MOST CASES, THE CUSTOMERS HAVE STATED THAT THEY HAVE DISCARDED OR DESTROYED THE MATS. IN OTHER INSTANCES, THE CUSTOMERS INDICATED THAT THEIR VEHICLE DID NOT HAVE THE MATS WHEN THEY PURCHASED THE VEHICLE. IF, OR WHEN, THIS SITUATION ARISES, PLEASE FILL OUT THE ATTACHED FORM AND HAVE THE CUSTOMER SIGN IT AND RETAIN THE SIGNED FORM WITH THE REPAIR ORDER. IF YOU HAVE ANY QUESTIONS, PLEASE CONTACT THE CLAIMS HELPLINE AT 866-782-2782."
18-173-132017-02-17. Service bulletin. TIRES:TREAD/BELT; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; TIRES. 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 TABLES CONTAINED WITHIN THIS BULLETIN ARE TO BE USED AS GUIDES FOR BECOMING AWARE OF THE LATEST CHANGES. WE ADVISE YOU TO ALWAYS REFER TO THE STIS WEB SITE WHEN LOOKING FOR THE LATEST SERVICE INFORMATION. PRINTED PAGES WILL NOT BE MADE AVAILABLE TO UPDATE PRINTED SERVICE MANUALS.

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