VEHICLE DESCRIPTION: HEAVY DUTY TRUCK. LEAKS THROUGH THE FIREWALL OR STEERING SHAFT BOOTS ALLOWS WATER TO RUN DOWN THE STEERING SHAFT. THE STEERING SHAFT SLIP SPLINE CORRODES CAUSING IT TO SEIZE.
INCREASED STEERING EFFORT CAN RESULT INCREASING THE RISK OF A VEHICLE CRASH.
DEALERS WILL REPLACE THE STEERING SHAFT WITH A NEW DESIGN THAT IS INSTALLED IN AN INVERTED ORIENTATION SO NO WATER CAN ENTER THE SPLINES.