ENGINE AND ENGINE COOLING; POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
Affected model years
2002
Affected (make, year) variants
6
Summary
OF THE 697 TOTAL COMPLAINTS, 240 WERE RECEIVED FOR THEENVOY AND 457 FOR THE BRAVADA.GM HAS IDENTIFIED ABOUT 5,000 WARRANTY CLAIMS RELATED TO STALLING IN THE SUBJECT VEHICLES.GM REPORTS THAT A TRANSIENT VOLTAGE SPIKE GENERATED IN THE ECAS DEGRADES THE PERFORMANCE OF THE PCM RESULTING IN ENGINE STALL.GM MODIFIED THE ECAS WIRING BUNDLE AND THE PCM FOR VEHICLES BUILT AFTER DECEMBER 6, 2001 TO ADDRESS THE STALLING PROBLEM.