United States 91V217000
General Motors, LLC
The problem
THE LEFT HAND LOWER CONTROL ARM CAN CRACK STARTING AT THE REAR FLANGE AND PROGRESSING TO THE BALL JOINT MOUNTING HOLE AND EVENTUALLY CAUSE THE LOWER BALL JOINT TO SEPARATE FROM THE CONTROL ARM.
Risk
IF THE BALL JOINT SEPARATES FROM THE CONTROL ARM, A LOSSOF VEHICLE CONTROL COULD RESULT IN A VEHICLE CRASH WITHOUT PRIOR WARNING.
What owners should do
INSTALL A RESINFORCED BRACE TO THE LEFT HAND LOWER CONTROL ARM.
Units 166624