Duramax

01-05 LBY & LLY TCM REMANUFACTURED + PROGRAMMED

$500

Fitment: 2001 Chevrolet Silverado 2500HD & 3500 6.6L Duramax LB7; 2001 GMC Sierra 2500HD & 3500 6.6L Duramax LB7; 2002 Chevrolet Silverado 2500HD & 3500 6.6L Duramax LB7; 2002 GMC Sierra 2500HD & 3500 6.6L Duramax LB7; 2003 Chevrolet Silverado 2500HD & 3500 6.6L Duramax LB7; 2003 GMC Sierra 2500HD & 3500 6.6L Duramax LB7; 2004 Chevrolet Silverado 2500HD & 3500 6.6L Duramax LB7; 2004 GMC Sierra 2500HD & 3500 6.6L Duramax LB7; 2004.5 Chevrolet Silverado 2500HD & 3500 6.6L Duramax LLY; 2004.5 GMC Sierra 2500HD & 3500 6.6L Duramax LLY; 2005 Chevrolet Silverado 2500HD & 3500 6.6L Duramax LLY; 2005 GMC Sierra 2500HD & 3500 6.6L Duramax LLY

2001–2005 GM Duramax LB7/LLY TCM (Remanufactured) Replace your failed or damaged Transmission Control Module (TCM) with a professionally remanufactured OEM unit for 2001–2005 GM 6.6L Duramax LB7 & LLY trucks. Each TCM is carefully rebuilt, inspected, and fully bench tested to ensure dependable shifting performance and long-term reliability. Features In Stock – Ships Same or Next Business Day Fits 2001–2005 Chevrolet & GMC 6.6L Duramax LB7 & LLY Genuine OEM remanufactured TCM Professionally rebuilt and fully bench tested Plug-and-play hardware Programmed to your VIN and factory calibration (if requested) Restores proper transmission operation and shift quality Ideal replacement for failed, water-damaged, or non-communicating TCMs Core Charge & Warranty $300 Refundable Core Charge A $300 refundable core charge applies to every TCM purchase. Option 1: Pay the $300 core charge at checkout, then return your old rebuildable TCM for a full $300 refund. Option 2: Send your rebuildable core to us first, and we'll ship your remanufactured TCM with no core charge required. Warranty 1-Year Warranty on all remanufactured TCMs. Warranty covers defects in workmanship and materials under normal operating conditions. Physical damage, water intrusion, improper installation, misuse, tuning-related damage, or modified modules are not covered. Note: VIN and calibration information may be required before shipping to ensure your TCM arrives programmed and ready for installation. Please verify your part number and vehicle application before ordering.

Delete kits and emissions-related components are sold for off-road and competition use only. See our terms for details.