Glow Plug Control Module Exchange, LLY Duramax | 2004.5 - 2005

Restore proper glow plug system operation with a remanufactured glow plug control module from Circuit Board Medics. It is a direct, plug and play replacement for the factory glow plug control module on 2004.5-2005 Chevy Silverado and GMC Sierra 2500HD and 3500HD trucks with the 6.6L Duramax LLY. The original GM module, 97379635, has been discontinued by GM.

Features

• Remanufactured by Circuit Board Medics in the USA at an ISO 9001:2015 facility
• Direct replacement for the factory LLY glow plug control module (GM 97379635)
• Plug and play installation; Circuit Board Medics states no additional programming is required
• One year Circuit Board Medics warranty
• Exchange unit; refundable core charge applies

What's Included

• (1) Remanufactured glow plug control module

When to Replace

A failed glow plug control module can leave the glow plugs without power, which can cause hard starts in cold weather. Before replacing the module, check the glow plugs themselves and the wiring to each plug.

Before You Order

• Core charge: this is an exchange unit, and a refundable core charge applies. The core charge is refunded when your old module is returned and accepted. See our Core Return Policy for return instructions.
• Core requirements: the core must be free of fire damage and water damage, with no previous repair attempts, and the circuit board and housing must be complete with all original components.
• Select your truck make (Chevy or GMC) when ordering.
• 2004.5-2005 LLY only.

Related Parts

• ACDelco 63G Glow Plug, Duramax 2004.5-2005
• Glow Plug Terminal Nuts, Set of 8
• Deluxe Glow Plug Replacement Kit, Duramax 2004.5-2005
• Glow Plug Removal Tool Kit, Duramax 2001-2016

Frequently Asked Questions

Does this replace GM 97379635?
Yes. It is a remanufactured replacement for the factory LLY glow plug control module, GM 97379635, which GM has discontinued.

Is there a core charge?
Yes. A refundable core charge applies, and it is refunded when you return your old module under our Core Return Policy.

Does it need programming?
Circuit Board Medics states it is plug and play with no additional programming.

For warranty information, see our Warranty Policy.