Dorman 904-109 Diesel Glow Plug Power Strap

Brand Dorman 904-109
Height 2.17 in
Item Grade Standard Replacement
Length 14
Package Contents 2 Glow Plug Straps
Universal Or Specific Fit Specific
Width 0.25
Fits Chevrolet and GMC · 16 vehicles

Standard replacement. Matches the fit and function of the original power strap.

Reliable performance. Engineered for dependable operation and durability.

Glow plug strap. A secondary ignition part for diesel applications.

Cross-references Dorman - OE Solutions 904-109, Standard Ignition GPC101 and 25101 for the same application. See all 5.

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Dorman 904-109 Diesel Glow Plug Power Strap

Dorman 904-109 is a diesel glow plug power strap built for specific applications where the original strap has worn, corroded, or lost reliable contact. It is engineered to match the fit and function of the OE part for consistent secondary ignition performance on diesel engines.

Key Features

  • Direct-fit, specific application design for accurate replacement
  • Matches the original power strap’s fit and function
  • Built for dependable electrical transfer in diesel glow plug circuits
  • Standard replacement grade for routine repair work
  • Designed for 2001-2004 Chevrolet Silverado 2500 HD, Chevrolet Silverado 3500, GMC Sierra 2500 HD, and GMC Sierra 3500 applications

Detailed Description

This diesel glow plug power strap is a practical OE-style replacement for diesel trucks that need a stable connection in the glow plug system. Dorman 904-109 is made for specific fitment and is sized to align with the original strap on supported vehicles, helping restore proper current flow during cold-start operation. It is a direct replacement choice for 2001-2004 Chevrolet Silverado 2500 HD and Silverado 3500 models, as well as 2001-2004 GMC Sierra 2500 HD and Sierra 3500 models. This part cross-references Standard Ignition GPC101 for the same application.

What It Helps Fix

  • Intermittent glow plug power delivery
  • Hard starting in cold diesel conditions
  • Corrosion or wear at the original strap connection
  • Voltage loss caused by a damaged OE strap
  • Secondary ignition issues related to poor glow plug circuit contact

Installation Notes and Tips

Verify vehicle application before installation and compare the original strap layout, length, and connection points to Dorman 904-109. Clean mating surfaces and inspect the surrounding glow plug wiring for heat damage, looseness, or corrosion before completing the repair. This part is listed as a specific-fit replacement for 2001-2004 Chevrolet Silverado 2500 HD, Chevrolet Silverado 3500, GMC Sierra 2500 HD, and GMC Sierra 3500 diesel applications.

Quality Assurance

Dorman OE Solutions parts are engineered to match original equipment fit and function for specified applications. Dorman 904-109 is built as a standard replacement component for reliable service in diesel glow plug systems.

This part fits 16 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2004ChevroletSilverado 2500 HD6.6LV8N/A
2004ChevroletSilverado 35006.6LV8N/A
2004GMCSierra 2500 HD6.6LV8N/A
2004GMCSierra 35006.6LV8N/A
2003ChevroletSilverado 2500 HD6.6LV8N/A
2003ChevroletSilverado 35006.6LV8N/A
2003GMCSierra 2500 HD6.6LV8N/A
2003GMCSierra 35006.6LV8N/A
2002ChevroletSilverado 2500 HD6.6LV8N/A
2002ChevroletSilverado 35006.6LV8N/A
2002GMCSierra 2500 HD6.6LV8N/A
2002GMCSierra 35006.6LV8N/A
2001ChevroletSilverado 2500 HD6.6LV8N/A
2001ChevroletSilverado 35006.6LV8N/A
2001GMCSierra 2500 HD6.6LV8N/A
2001GMCSierra 35006.6LV8N/A
Directly replaces or cross-references 5 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Dorman - OE Solutions — 904-109Standard Ignition — GPC1012510197209343HTP120-11B1