Recall
Western Star 6900 — 07V571000
NHTSA ID
07V571000
Make
Western Star
Model
6900
Years Affected
2005
Recall Date
2007-12-18
Component
SERVICE BRAKES, AIR:SLACK ADJUSTERS
Units Affected
31
Completion Rate
—
Mfr Campaign No.
FL-518
Summary
ON CERTAIN HEAVY DUTY TRUCKS BUILT WITH SISU FR2P-21, SISU FR2P-26, SISU FR3P-33, OR SISU FR3P-48 REAR AXLES, A COUNTER-BORE MACHINED IN BOTH ENDS OF THE WORM WHEEL OPENING OF THE SLACK ADJUSTER HOUSING REDUCES MATERIAL THICKNESS BETWEEN THE WORM WHEEL OPENING AND THE WORM SHAFT OPENING. UNDER NORMAL SERVICE A CRACK MAY DEVELOP IN THIS AREA RENDERING THE SLACK ADJUSTER INOPERABLE AND REDUCING BRAKE EFFECTIVENESS.
Consequence
REDUCED VEHICLE BRAKING COULD LEAD TO A CRASH.
Remedy
DEALERS WILL INSPECT THE SLACK ADJUSTERS, AND REPLACE THE ADJUSTER IF FOUND DEFECTIVE. THE RECALL BEGAN ON JULY 31, 2008. OWNERS MAY CONTACT FREIGHTLINER AT 1-800-547-0712.