Super Duty F-550: Equipment

Affects Super Duty F-550 · 2011–2012 — about 3 vehicles.

The hazard

The leaking oil may soak into the thermal blanket covering the exhaust, which when combined with heat from exhaust, may result in an increased risk of fire.

What to do

All Wheel has notified the affected owners, and dealers will install a new pressure switch kit that moves the switch away from the exhaust system, free of charge. Owners were notified on June 10, 2014 by certified mail. Owners may contact All Wheel customer service at 1-800-311-4778.

Critical — crash/injury risk now High — injury risk; see remedy Moderate — fix at next service Low — minor / informational