ID: #04V289000
MFR: GENERAL MOTORS CORP.
SYSTEM_COMPONENT
ENGINE AND ENGINE COOLING
EVENT_SUMMARY
SOME SPORT UTILITY VEHICLES EQUIPPED WITH AN ELECTRONICALLY CONTROLLED AIR SUSPENSION (ECAS) HAVE A CONDITION IN WHICH THE ECAS MAY PRODUCE A BRIEF ELECTRICAL SPIKE WHILE THE VEHICLE IS OPERATING. THIS ELECTRICAL SPIKE CAN DISRUPT THE POWERTRAIN CONTROL MODULE (PCM) CAUSING THE VEHICLE TO STALL.
RISK_ASSESSMENT
IF THE SPIKE DAMAGES THE PCM, THE VEHICLE MAY NOT RESTART. IF THIS HAPPENS WHILE THE VEHICLE IS MOVING, A CRASH COULD OCCUR WITHOUT PRIOR WARNING.
RESOLUTION_PROTOCOL
DEALERS WILL INSTALL A WIRING HARNESS. THE RECALL WILL BEGIN ON AUGUST 19, 2004. OWNERS SHOULD CONTACT OLDSMOBILE AT 1-800-630-6537 OR GMC AT 1-866-996-9463.