First Identify what transmission you have and get a rebuild kit for that transmission. Second purchase a Rebuild manual for that transmission, should cost about $30.00 Last and most important take your time and follow the instructions from the manual step by step DOUBLE CHECK EVERYTHING
The 2006 Chevrolet Express-Cargo has a 4-speed automatic.
The 2009 Chevrolet Express-Cargo has a 4-speed automatic.
The 2002 Chevrolet Express-Cargo has a 4-speed automatic.
The 2007 Chevrolet Express-Cargo has a 4-speed automatic.
The 2010 Chevrolet Express-Cargo has a 4-speed automatic.
The 2014 Chevrolet Express-Cargo has a 4-speed automatic.
The 2011 Chevrolet Express-Cargo has a 4-speed automatic.
The 2008 Chevrolet Express-Cargo has a 4-speed automatic.
The 2003 Chevrolet Express-Cargo has a 4-speed automatic.
The 2013 Chevrolet Express-Cargo has a 4-speed automatic.
The 2012 Chevrolet Express-Cargo has a 4-speed automatic.
The 2004 Chevrolet Express-Cargo has a 4-speed automatic.