One problem related to engine stall has been reported for the 2002 Chevrolet Impala. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2002 Chevrolet Impala based on all problems reported for the 2002 Impala.
Mass air flow sensor maf malfunction if corroded or dirty will cause the engine to stall. Engine stalling causes loss of power steering and loss of brakes. Disasterous at freeway speeds, intersections, or in any situation requiring steering or braking. This car maf failed going down a steep mountain road, the driver was able to stop the vehicle using manual brake and had it towed to the dealer for repair.