Technical Service Bulletins (TSBs) for the 2009 Impreza WRX are official communications between Subaru & their dealerships that describe processes for troubleshooting or fixing certain common problems. All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.

ENGINE AND ENGINE COOLING

• TSB #02-164-16

  Date Announced:

  DEC 27, 2016

  NHTSA ID:

  #10111069

  This Service Information bulletin announces a design change to the internal contact portion of the oil pressure switch to increase durability Read More »