CERTAIN HEAVY TRUCKS, SHUTTLE BUSES, AND SCHOOL BUSES EQUIPPED WITH BENDIX MODULATED SPRING BRAKE VALVES. A DEFECT IN THE MODULATED SPRING BRAKE VALVE CASTING MAY CAUSE AN INTERMITTENT DELAY IN THE APPLICATION OF THE PARK BRAKE.
ON CERTAIN TRUCKS AND MOTOR HOME CHASSIS, THE TOP FLANGE OF THE FRONT AXLE I-BEAM MAY FATIGUE AND FRACTURE.