NHTSA

WESTERN STAR/FMVSS 121

Hazard

AIR BRAKE RELEASE TIME MAY BE LONGER THAN ANTICIPATED BY THE OPERATOR INCREASING THE RISK OF A VEHICLE CRASH.

What You Should Do

Remedy

DEALERS WILL INSTALL AN IN-LINE QUICK RELEASE VALVE IN EACH OF THE DROP LINES TO THE REAR MOST BRAKE CHAMBERS.

Products

WESTERN STAR/FMVSS 121
Brand
WESTERN STAR TRUCKS, INC.
Manufacturer
WESTERN STAR TRUCKS, INC.

Units Affected

40