Dorman Diesel Glow Plug Controller Module

The Dorman Diesel Glow Plug Controller Module, also called a glow plug relay or glow plug control module, manages power to the glow plugs in a diesel engine. It helps the engine start reliably, especially in cold weather. Dorman offers this line of replacement modules for a range of diesel applications.

Key Features:

• Controls the timing and duration of glow plug operation for dependable cold starts
• Replaces the original equipment module to restore proper glow plug function
• Designed to match the form, fit and function of the original part
• Helps resolve hard starting, long crank times, rough cold idle and an illuminated glow plug or check engine light caused by a failed controller
• Backed by Dorman's reputation as a supplier of aftermarket replacement parts

A failing glow plug controller can cause hard starting and excess white smoke on cold starts. Replacing it restores correct glow plug operation. Choose the specific part number that matches your application from the options listed on this page.