The Recall Desk
SevereNHTSA·21V206000·Announced 2021-03-24

Western Star 4700 and 5700 Ground Harness Wiring Defect

DTNA is recalling 2019-2021 Western Star 4700 and 5700 vehicles with undersized ground harness wiring that may cause connector melting and engine stall, increasing crash risk. Owners should contact DTNA for free replacement.

What this means for you

Illness, injury, or structural failure has been reported. Stop using the product immediately and contact the manufacturer for a refund or repair.

Our severity reasoning: This is a structural vehicle electrical defect that directly causes engine stall risk and increases crash hazard. As a structural vehicle defect, it meets the rubric criterion for Severe classification regardless of whether injuries have been reported.

Plain-English summary

Daimler Trucks North America, LLC (DTNA) is recalling approximately 5,111 Western Star 4700 and 5700 vehicles from model years 2019 through 2021. The ground harness wiring in these vehicles may be undersized.

Due to the undersized wiring, the harness connector may melt. If the connector melts, it may cause the engine to stall unexpectedly while driving.

An engine stall increases the risk of a vehicle crash. DTNA will notify vehicle 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 or the NHTSA Vehicle Safety Hotline at 1-888-327-4236.

The recalled product

Product
WESTERN STAR 5700, 4700
Brand
WESTERN STAR
Manufacturer
Daimler Trucks North America, LLC
Category
Vehicle — Electrical System
Hazard
Affected units
5,111

Is your product affected?

Check your packaging against the codes below. If any of them match, the product is part of this recall.

Model numbers (2)

  • 5700
  • 4700

Distribution

Distributed nationwide across the United States.

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