Freightliner XC Chassis, Business Class +1 more: Engine

Affects Freightliner XC Chassis, Business Class, Business Class M2 · 2002 — about 100 vehicles.

The hazard

Certain trucks equipped with a 2002 Caterpillar 3126E engine and an HEP8 injection oil pump were assembled with out of specification pump components and may experience a high pressure seal failure which could result in a short period of rough running and subsequent engine stall due to loss of injection actuation pressure. Once engine stall occurs, the engine cannot be restarted. Steering boost and primary braking would be limited, secondary braking would be available. Correction: The injection pump will be replaced.

What to do

Contact your dealer; the remedy details were not included in the filing.

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