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01-04 GM 6.6L Duramax LB7 Dorman Glow Plug Harness Relay

Fits: 2001-2004 GM 6.6L Duramax LB7

This Dorman Glow Plug Harness Relay is perfect for what your truck needs. This part is an OE-style solution for the failed factory component in your vehicle. Each Dorman part is built to maintain a factory-like fit and function. The OE Solutions series  provides your truck with a exact-fit replacement component that maintains the factory function. 


  • Direct replacement - this diesel glow plug relay is designed to match the fit and function of the original relay on specified vehicles
  • Ideal solution - this relay is a reliable replacement for an original part that is damaged or has failed due to fatigue
  • Durable construction - this relay is made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality - backed by team of product experts in the United States and more than a century of automotive experience

Dorman: 904-100

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