SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS. THE ANTILOCK TRACTION RELAY VALVES WERE INCORRECTLY ASSEMBLED BY THE SUPPLIER. AN EXTRA CHECK VALVE WAS INSTALLED WHICH WILL NOT ALLOW THE TRACTION CONTROL SYSTEM TO FUNCTION PROPERLY.
Remedy: DEALERS WILL INSPECT THESE VEHICLES AND ALL ANTILOCK TRACTION RELAY VALVES FOUND DEFECTIVE WILL BE REPLACED.
829 vehicles affected