The PCV valve in a 2nd generation (2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014 & 2015) Toyota Tacoma pickup truck should be checked and possibly changed every 30,000 to 45,000 miles. Check out my DIY tutorial for the procedure (with the replacement part numbers) by clicking on the text link or thumbnail image below.