One problem related to mass air flow sensor has been reported for the 1996 Chevrolet Blazer. The most recently reported issues are listed below.
Vehicle stalls at stop lights, stop signs, and while at stop with engine idling. Outside temperature is over 70 degrees. It has been to a mechanic 5 times in the last month. Parts replaced - fuel pump one year ago, mass airflow sensor, egr has been cleaned once and replaced once. Throttle position sensor has been replaced. Two other sensors have been replaced - problem still exists.