Freightliner Cascadia Fifth Gen: Fuel system — and fittings

Affects Freightliner Cascadia Fifth Gen · 2026 — about 4 vehicles.

The hazard

Damaged wiring harnesses and brake lines can cause a loss of brake function and increase the risk of a crash. A damaged fuel line increases the risk of a fire.

What to do

DTNA inspected and rerouted the compressed natural gas fuel line, as necessary free of charge. All vehicles have been remedied. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is F1021.

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