Fits: 2001 thru 2004 Chevy Silverado/GMC Sierra 2500HD/3500HD LB7 Duramax Diesel

Restore your 2001-2004 Chevrolet/GMC Duramax LB7 to full strength with the state-of-the-art Fuel Injection Control Module (FICM), tailored for the 6.6L engine. This isn’t just another repair or remanufactured unit, it’s a brand-new, ground-up redesign that solves the challenges of outdated technology. With Bosch discontinuing OEM FICMs and original components becoming obsolete, traditional fixes often lack staying power. The Atlas innovative module steps in to deliver lasting performance you can trust. Engineered to meet or surpass factory specifications, it ensures precise fuel injection control for smooth, powerful operation mile after mile. Easy to install with a plug-and-play setup, this FICM gets you back on the road fast, no programming required. Perfect for heavy-duty tasks or everyday driving, it’s the ultimate upgrade for your Duramax.

Features:

• Brand-New Design: Not repaired or remanufactured, built fresh to eliminate reliance on hard-to-find parts.

• OEM-Level Reliability: Matches or exceeds original standards for consistent, long-term performance.

• Perfect Fit: Specifically crafted for 2001-2004 LB7 Duramax 6.6L engines.

• Simple Installation: Plug-and-play convenience, no programming or special tools needed.

• Made in the USA: Engineered and manufactured in the USA for unmatched quality and craftsmanship.  

Includes:

• 1x Atlas 455-0104 FICM

• 2x GM 98340724 Fuel Line FICM Banjo Seal

Warranty:

• Atlas Diesel Components 1 Year Warranty

Replaces:

• GM  97720663

Notes:

• Mounting Grommets are not included, please transfer them from your original unit. 

Installation Instructions