WenmarOpen by Wenmar Pro

Service bulletins for the 2011 Subaru Forester

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.

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

By type

By component

By trouble code

Only bulletins with component: Equipment and accessories are shown. Show all

Bulletins, newest first
02-172-18R2018-06-11. Service bulletin. ENGINE; EQUIPMENT. This bulletin provides details regarding a new oil filler tube o-ring developed to address engine oil seepage concerns. This seepage may accumulate along the bottom sealing surface of the rocker cover. The new o-ring utilizes material which has an increased resistance to engine heat.
PAN-AUDIO2018-06-04. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. PANASONIC AUDIO SYSTEMS TROUBLESHOOTING GUIDE
01-168-09R2018-04-02. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. The purpose of this bulletin is to provide replacement key and immobilizer information along with an overview of the Subaru Lock Information web-site.
02-157-14R2017-10-27. Service bulletin. ENGINE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT. Refer to bulletin for engine/transmission type. As part of our dedication to customer satisfaction, Subaru of America, Inc. is initiating a program to extend the original New Car Powertrain Limited Warranty coverage for excessive engine oil consumption on applicable vehicles to 8 years / 100,000 miles from the original warranty start date. This Warranty Extension will not cover any excessive engine oil consumption found to be a result of any condition(s) other than those specifically described in this bulletin. This condition must be verified during an inspection and when determined necessary, an oil consumption test performed by an authorized Subaru retailer. SOA will inform vehicle owners this condition may exist via a customer letter. For vehicles within the coverage guidelines listed in this bulletin, customers can schedule an inspection appointment with an authorized Subaru retailer. IMPORTANT: ALWAYS perform a Vehicle Coverage Inquiry on Subarunet to determine eligibility for this Warranty Extension before proceeding. The VIN should also be checked for any open campaigns or recalls at this time.
01-168-09R2017-10-27. Service bulletin. EQUIPMENT. The purpose of this bulletin is to provide replacement key and immobilizer information along with an overview of the Subaru Lock Information web-site.
02-157-14R2017-03-08. Service bulletin. EQUIPMENT; 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.
02-131-12R2017-03-08. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ENGINE. THE PURPOSE OF THIS BULLETIN IS TO PROVIDE PROCEDURES FOR THE DIAGNOSIS AND REPAIR OF OIL SEEPAGE WHICH MAY BE COMING FROM THE TIMING CHAIN COVER, FRONT CAMSHAFT CAP, CAMSHAFT CARRIER AND / OR UPPER OIL PAN.
02-157-14R2017-03-07. Service bulletin. ENGINE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. SURFACE TREATMENT CHANGE TO OIL CONTROL PISTON RINGS
02-157-14R2017-03-07. Service bulletin. EQUIPMENT; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. SURFACE TREATMENT CHANGE TO OIL CONTROL PISTON RINGS
03-70-122017-03-06. Service bulletin. EQUIPMENT. REPAIR PROCEDURE FOR HIGH-PITCHED SOUND FROM EXTENSION HOUSING AREA USING LATEST GENERATION PRODUCTION PARTS
11-123-122017-03-06. Service bulletin. EQUIPMENT. ICE AND SNOW CLOGGING OF EVAPORATIVE SYSTEM HOSES DTC P1449
02-157-14R2017-03-06. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; 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.
02-155-14R2017-03-02. Service bulletin. EQUIPMENT. INTERCOOLER/INTAKE AIR DUCT - THIS BULLETIN ANNOUNCES AVAILABILITY OF A REVISED REPLACEMENT AIR INTAKE DUCT FOR THE TURBOCHARGED VEHICLES SPECIFIED ABOVE.
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."
15-162-13R2017-03-01. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). THIS BULLETIN PROVIDES A SERVICE PROCEDURE FOR REPLACING THE BLUETOOTH HANDS-FREE MICROPHONE WHICH IS NOW AVAILABLE AS AN INDIVIDUAL SERVICE PART (SEPARATE FROM THE MAP LIGHT ASSEMBLY). THE REPLACEMENT MICROPHONE IS DESIGNED TO REDUCE BACKGROUND NOISE WHEN USING THE HANDS-FREE TELEPHONE FEATURE.
18-164-122017-02-28. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. SERVICE MANUAL CORRECTIONS - 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.
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."
02-157-14R2017-02-24. 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
15-167-13R2017-02-23. Service bulletin. EQUIPMENT. SHOULD YOU RECEIVE A CUSTOMER CONCERN OF A LOOSE WINDSHIELD MOUNTED AUTO-DIMMING COMPASS MIRROR WITH HOMELINK (WITH OR WITHOUT HOMELINK ON BRZ MODELS), THE MOUNTING ADAPTER PLATE SHOULD BE CHECKED FOR PROPER TIGHTNESS. THE APPLICABLE VEHICLES LISTED ABOVE UTILIZE A MIRROR MOUNT ADAPTOR TO SECURE THE MIRROR TO THE WINDSHIELD. DUE TO IMPROPER INSTALLATION, IN SOME CASES, THE MIRROR MAY LOOSEN OVER TIME AND BEGIN TO RATTLE. A NEW SERVICE KIT HAS BEEN DEVELOPED TO IMPROVE RETENTION OF THE MIRROR TO THE WINDSHIELD MOUNT. THE COUNTERSINK IN THE CAM PLATE SHOWN IN THE PHOTO BELOW HAS BEEN ELIMINATED TO MAKE INSTALLATION EASIER. FORESTER, IMPREZA, WRX AND STI VEHICLES PRODUCED DURING THE 2008 CALENDAR YEAR AND LATER 2013MY BRZ (WITH OR WITHOUT HOMELINK)
02-157-14R2017-02-21. Service bulletin. EQUIPMENT. SURFACE TREATMENT CHANGE TO OIL CONTROL PISTON RINGS
02-141-13R2017-02-17. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY. THIS BULLETIN PROVIDES INFORMATION REGARDING A DESIGN CHANGE TO THE RUBBER CAP WHICH COVERS THE ELECTRICAL CONNECTION AT THE OIL PRESSURE SWITCH. THE NEW CAP PROVIDES BETTER SEALING AND RESISTANCE TO MOISTURE INTRUSION WHICH CAN COMPROMISE THE ELECTRICAL CONNECTION AND IN SOME CASES, CAUSE THE OIL PRESSURE WARNING LAMP TO ILLUMINATE IN ERROR.
WQK-47R2017-02-15. Service bulletin. EQUIPMENT. WQK-47 - BRAKE LINE CORROSION PRODUCT CAMPAIGN BULLETIN
SM072017-02-15. Service bulletin. EQUIPMENT. SERVICE MEMO REGARDING SPRAY APPLICATION GUN ASSEMBLY / USE CAUTION
02-131-12R2017-02-04. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. THIS BULLETIN WAS REVISED TO ADVISE RETAILERS THE WARRANTY/CLAIM INFORMATION HAS BEEN UPDATED.

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