Fits:

• 2004.5 thru 2005 Chevy Silverado/GMC Sierra 2500HD/3500HD LLY Duramax Diesel

• 2004.5 thru 2005 Chevy Kodiak/GMC Topkick LLY Duramax Diesel

The Dorman 904-141 is a replacement glow plug controller for the LLY Duramax, designed to restore proper cold-start and Glow Plug performance. Built to match the function of the discontinued GM part# 97379635.

Features:

• Direct replacement for easy installation
• Restores proper glow plug operation
• Durable, OE-style construction

Replaces:

• GM Part# 97379635