Defect summary
STEERING COLUMN BOOT ATTACHED TO EXTERIOR OF FIREWALL COULD BE DEFORMED BY THE SOUND INSULATION PLACED ON THE FIREWALL AND CAUSES INTERFERENCE WITH THE STEERING SHAFT U-JOINT BOLT. CONSEQUENCE OF DEFECT: AN IMPROPERLY FITTED OR DEFORMED BOOT COULD GET CAUGHT ON BOLT WHICH RETAINS THE STEERING U-JOINT AND RESULT IN SUDDEN HARD STEERING, POSSIBLE LOSS OF CONTROL AND A POTENTIAL CRASH.
Remedy
MODIFY CAB FRONT PANEL SOUND PROOFING AND CHANGE POSITION OF STEERING COLUMN BOOT.
Notes
SYSTEM: STEERING COLUMN BOOT. VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS, MIDLINERS P/T MODELS, CLASS 6 AND 7.
Source: NHTSA ODI recalls file, campaign 86V068000. Text as published by NHTSA.