Western Star 4700, 5700: Electrical system — wiring

Affects Western Star 4700, 5700 · 2019–2021 — about 5K vehicles.

The hazard

Damage to the ground harness may cause an engine stall, increasing the risk of a crash.

What to do

DTNA will notify owners, and dealers will replace the ground harness, free of charge. The recall is expected to begin May 22, 2021. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-880.

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