The Dorman 904-138 Injector Harness Repair Kit is designed to fix the Injector Harness issues that are common on the 2004.5-2005 GM 6.6L Duramax LLY. Restore your vehicle’s fuel economy, and return your diesel engine to its original performance, with Dorman’s Fuel Injection Harness.
Direct Replacement For Proper Fit
Insulated Wires For Corrosion Resistance
Stops Rough Idling Due To Harness Failure
Replaces OE General Motors Part#: 98017958