The Recall Desk
Our severity:SevereNHTSA·25V768000·Announced 2025-11-06

GM Recalls 2019-2020 Chevrolet Silverado Medium Duty Trucks for Brake Wiring Defect

General Motors is recalling 2019-2020 Chevrolet Silverado 4500, 5500, and 6500 trucks because a brake jumper wire harness may lack protective tape, risking power brake assist failure.

What this means for you

Our assessment, not the agency’s: severity 4/5 (Severe).

The hazard poses a serious risk of illness, injury, or structural failure. Stop using the product immediately and contact the manufacturer for a refund or repair.

Our severity reasoning: The recall involves a structural vehicle defect in the braking system that can lead to power brake assist failure and an increased risk of a crash, meeting the criteria for a Severe rating.

Plain-English summary

General Motors, LLC is recalling certain 2019-2020 Chevrolet Silverado Medium Duty 4500HD, 5500HD, and 6500HD vehicles. These vehicles were previously remedied under NHTSA Recall 25V390 with a brake jumper wire harness that was assembled without protective tape. The absence of this protective tape can allow the wires to become damaged.

Damaged brake jumper wires can result in power brake assist failure, which increases the risk of a crash. This recall affects vehicles that were previously repaired under the earlier recall campaign and require the new remedy to be completed.

Dealers will remove the installed wire harness, apply protective tape, and reinstall the wire harness free of charge. Owner notification letters are planned to be mailed on December 22, 2025. Owners may contact GM customer assistance at 1-866-467-9700. GM's number for this recall is N252531990. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov beginning November 6, 2025.

The recalled product

Product
CHEVROLET SILVERADO 4500, SILVERADO 6500, SILVERADO 5500
Brand
CHEVROLET
Manufacturer
General Motors, LLC
Category
Vehicle — Brake System
Hazard
Affected units
891

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 (3)

  • SILVERADO 4500
  • SILVERADO 6500
  • SILVERADO 5500

Distribution

Distributed nationwide across the United States.

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