United States 89V055000
General Motors, LLC
The problem
ONE OR BOTH ABS HYDRAULIC UNIT MOUNTING BOLTS MAY NOT BE PROPERLY SEATED AND COULD LOOSEN.
Risk
THIS CONDITION COULD LEAD TO SEPARATION OF THE ABSHYDRAULIC UNIT FROM THE MOUNTING BRACKET AND RESULT IN LOSS OF BRAKE FUNCTIONAND A CRASH WITHOUT PRIOR WARNING.
What owners should do
REPLACE BOTH ABS HYDRAULIC UNIT MOUNTING BOLTS.
Units 634