Custom Fire Spartan Metrostar, Spartan Metrostar RT +1 more: Power train — axle assembly

Affects Custom Fire Spartan Metrostar, Spartan Metrostar RT, Spartan Gladiator · 2021–2022 — about 5 vehicles.

The hazard

A fractured drive pinion may contact the brake drop hose, and unintentionally engage the parking brake without detection or without the brake lights activating, increasing the risk of a crash.

What to do

Dealers will inspect and replace the differential carrier housing assembly, as necessary, free of charge. Owner notification letters were mailed on May 9, 2022. Owners may contact Custom Fire's customer service at 1-715-294-2555.

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