Trailblazer front axle disconnect. The disconnect allows the front left and right wheels to spin independently of each other, and allows the front prop-shaft to remain still while in 2WD mode. Mar 28, 2013 · Unit 56, above, is known as the front axle 4WD disconnect. Axle Disconnect Actuator 4WD Front Differential Assembly Replacement For Chevy Trailblazer & GMC Envoy 4WD Engagement Actuator Repair About This Product If your Chevy Trailblazer, GMC Envoy, or similar SUV has been having 4WD engagement issues, this front differential actuator is probably exactly what you need. For 2007-2009 Chevrolet Trailblazer AWD. However, I haven't been driving it since I have ran into this issue and would like to fix it before Winter. For 2005-2009 Saab 9-7x AWD. Perfect for OEM replacement or upgrade needs 2004-2005 GMC Envoy XUV,2003-2008 Isuzu Ascender, 2002-2006 Chevrolet Trailblazer EXT, 2002-2009 Chevrolet Trailblazer, 2002-2006 GMC Envoy XL, 2002-2009 GMC Envoy Upgraded OEM design How To Diagnose And Fix A Front Intermediate Shaft Bearing Assembly aka Front Axle Disconnect Assembly On A Chevy Trailblazer, GMC Envoy, Olds Bravada, Buick Rainier, Or Saab 9-7x Well, here is another part that is very common to fail with a bunch of different names to confuse you and us: 1. Aug 30, 2014 · Watch this video to learn how to replace the front axle disconnect housing on your 02-09 GMC Envoy or Chevy Trailblazer. Placement is right/front, part number BW320124TH, with a 1-year warranty. This GM OEM bump stop (part #10386222) is a direct replacement for 2003-2009 models. dbx swe ion krtsfr fxvlno qplwka rhyz wpgbtd fmkivwb auidlb