Two problems related to automatic transmission control module have been reported for the 1996 Chevrolet Blazer. The most recently reported issues are listed below.
Engine stalls due to faulty vcm (computor module). Yh.
Transmission was slipping out of gear when accelerating from stop or rpm's will rev high, but vehicle will not move as fast as it should. Consumer took vehicle back to pontiac dealer where vehicle was purchased, and was told a power train control module needed to be replaced. Advised consumer to go to a Chevrolet dealer to perform repair because it still fell under manufacturer's warranty. Consumer took vehicle to Chevrolet dealer, and was told a TSB was issued for a harness jumper kit which was causing the defect. Chevrolet dealer did not inspect vehicle to determine if that was the actual cause.