Question about 2005 Chevrolet TrailBlazer
Had the same problem it's a secondary air injection pump easy to replace look under the trailblazer about where the seats are underneath and you'll see a round black plastic thing with two hoses running to it that's it. it whistles because it's bad. i got mine on amazon about $145 it's worth it not to hear it again. good luck!
Posted on May 01, 2013
Replace the fan clutch on your radiator fan.
Posted on Aug 26, 2010
Save hours of searching online or wasting money on unnecessary repairs by talking to a 6YA Expert who can help you resolve this issue over the phone in a minute or two.
Best thing about this new service is that you are never placed on hold and get to talk to real repairmen in the US.
Here's a link to this great service
Posted on Jan 02, 2017
Tips for a great answer:
Nov 25, 2015 | 1999 Plymouth Breeze
Jul 07, 2017 | 2005 Chevrolet Trailblazer Ext
Feb 14, 2012 | 2004 Jaguar X-Type
Feb 26, 2018 | 1997 Honda Civic
Sep 23, 2010 | 2007 Chevrolet TrailBlazer SS
Jun 23, 2010 | 2002 Chevrolet TrailBlazer
May 23, 2017 | 2004 Chevrolet TrailBlazer
179 people viewed this question
Usually answered in minutes!
Step 2: Please assign your manual to a product: