One problem related to transmission gear slipping has been reported for the 1996 Chevrolet Express 1500. The most recently reported issues are listed below.
Transmission slips and I researched the internet and the 4l60e transmission has a problem where a weld inside the transmission goes bad and makes the transmission fail. Van was taken to a repair shop and rebuilt a few times the mechanic says a new gm transmission must be purchased at $1,600 dollars.