2012 Duramax 6.6L LML Glow Plug Control Module 12652113

This is a professionally remanufactured OEM Glow Plug Control Module (GPCM) for 2012 Chevrolet Silverado and GMC Sierra HD trucks equipped with the 6.6L Duramax LML diesel engine.

Every module is thoroughly inspected, remanufactured, and fully tested by Automobile Computer Solutions (ACS) to ensure reliable operation and long-term durability.

The Glow Plug Control Module controls the operation of the glow plugs during cold starts, helping provide faster starting, smoother engine operation, reduced white smoke, and improved cold-weather performance. A failing GPCM can cause hard starting, extended cranking, glow plug fault codes, and poor cold-start performance.

Features

• ✅ Genuine OEM Module
• ✅ Professionally Remanufactured
• ✅ Fully Bench Tested
• ✅ Direct Replacement
• ✅ Fast Shipping
• ✅ Technical Support Available

Fits Part Numbers

• 12652113
• 12652111
• 12636451

Core Return Policy

A $100 refundable core charge is included in the purchase price.

Return your old rebuildable Glow Plug Control Module within the required return period to receive your $100 core refund.

Warranty is valid only after a rebuildable core is returned. Burned, physically damaged, water-damaged, or previously repaired cores may not qualify for a refund.

Choose ACS for dependable remanufactured diesel electronics backed by professional testing and quality workmanship.