Installation Time
(approx) 15 Minutes
Difficulty Level:
Simple installation for anyone.
Installation Guides
No guide available for this part yet.
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Range DFM Module (21-26 V8 Tahoe)
Item CT35644
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-12% $224.95 each Was $255.95
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Product Information
Features, Description, Reviews, Q&A, Specs & Installation
Features
- _x000D_
- Disables Dynamic Fuel Management (DFM) and Engine Auto Start/Stop _x000D_
- Smart Inline Technology Integrates Seamlessly With The ECM _x000D_
- Allows A True Return To Stock Status When Removed With No Trace For Worry-Free Dealer Services _x000D_
- All-Time V8 Mode Provides Consistent Power On Demand, A Smoother Driving Experience, Reduced Engine And Valvetrain Wear, And Improved Long-Term Engine Reliability _x000D_
- Plug-And-Play Installation Can Be Completed In Minutes _x000D_
- 50-State CARB Compliant EO# D-115-32 For 2021-2024 Model Years; Pending For 2025-2026 _x000D_
- Made In USA _x000D_
- Fits 2021-2026 V8 Chevrolet Tahoe Models _x000D_
Description
Dynamic Fuel Management Disabler. The Range DFM Module is designed to disable Dynamic Fuel Management and engine auto start/stop features on GM V8 engines. It provides consistent full-cylinder power by preventing cylinder deactivation, enhancing throttle response, and eliminating lag or vibrations. This plug-and-play module connects directly to the ECM without requiring permanent modifications, making it ideal for maintaining vehicle performance during towing or daily driving.
_x000D_Construction and Appearance. The module features smart inline electronic technology with a flat, black finish and includes two male OEM-compatible connectors for seamless integration with original engine control components. Manufactured and tested in the USA, it is built for durability and reliable ECM communication.
_x000D_Installation. Installation is quick and straightforward, taking only minutes without any drilling or permanent alterations. The plug-and-play design ensures an easy setup experience.
_x000D_Application. Specifically designed for 2021-2026 V8 Chevrolet Tahoe models to ensure proper fitment and optimized performance.
Range RA007
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation & What's in the Box
Installation Info
What's in the Box
- (1) DFM Module
Tech Specs
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4.7
Customer Reviews (58)
Questions & Answers
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Will It Fit My Tahoe
- 5.3L V8 - 21, 22, 23, 24, 25, 26
- 6.2L V8 - 21, 22, 23, 24, 25, 26
