Reductant Control Module - GM (40009451)
Genuine OEM GM Parts & Accessories - 40009451
- GM
- 40009451
- 86778190
- MSRP: $185.36
- Discount: $82.49 (44.5% off)
- Sale Price: $102.87
Packages shipped within the U.S. and Puerto Rico will automatically be protected from any loss, damage, and theft. Learn More

Details
- Brand:
- SKU:
40009451
- Other Names:
Control Module, Diesel Exhaust Fluid (Def) Module, Controller
- Description:
Emission reduction level. Silverado, Sierra 2500 HD. 6.6L diesel, emission reduction system. Silverado, Sierra 3500 HD. Suburban. 3.0l diesel. Tahoe. 3.0l diesel. Escalade. 3.0l diesel. Yukon. 3.0l diesel. 3.0L diesel emission reduction system.
- Replaces:
86778190
Vehicle Fitment
Select Your Vehicle
| Year | Make | Model | Body & Trim | Engine & Transmission |
|---|
Also Purchased
GM


Built with GM’s engineering expertise, ACDelco and OEM GM parts are factory original equipment replacement parts for your Chevy, Buick, Cadillac, GMC, Saturn, Pontiac, Oldsmobile or Hummer. Every ACDelco and OEM GM part is rigidly held to federal safety and quality standards and is guaranteed by GM Replacement Parts Limited Warranty. You can trust GM Genuine Parts when ordering this Reductant Control Module for your 2021-2026 vehicle. GM Parts & Accessories Limited Warranty.