United States 06V319000
Mack Trucks, Inc.
The problem
CERTAIN TRUCKS EQUIPPED WITH A FRONT GLAD HAND OPTION FAIL TO COMPLY WITH THE PERFORMANCE CRITERIA REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 121, 'AIR BRAKE SYSTEMS.'
Risk
THE PURPOSE OF THIS STANDARD IS TO INSURE SAFE BRAKING PERFORMANCE UNDER NORMAL AND EMERGENCY CONDITIONS.
What owners should do
DEALERS WILL REPLACE THE SPRING BRAKE MODULATING VALVE FREE OF CHARGE. THE RECALL BEGAN ON OCTOBER 16, 2006. OWNERS MAY CONTACT MACK TRUCK AT 1-800-528-6586.
Units 108