Engine Control Module - GM (12658036)
2015-2016 GM - 12658036

The GM OEM Engine Control Module (ECM) MPN 12658036 is the critical brain of your vehicle's engine management system, controlling fuel injection, ignition timing, emissions, and transmission performance. Designed specifically for 2001-2007 GMC Savana and Chevrolet Express vans with 6.6L Duramax diesel engines, this genuine General Motors part ensures optimal engine operation and reliability. Professional installation with GM-specified programming is required to activate this component in your vehicle. - Genuine OEM Engine Control Module (ECM/PCM) designed and engineered by General Motors - Direct fitment for GMC Savana and Chevrolet Express 6.6L diesel models; select GM trucks and vans - Controls critical engine functions including fuel delivery, ignition timing, emissions systems, and transmission shifting for peak performance - Compatible exclusively with GM vehicles equipped with 6.6L Duramax diesel engines requiring OEM calibration - Brand new genuine GM part backed by General Motors quality standards; requires professional programming and setup per GM service specifications
- Return Policy
- Min. 12 Months
- Safe, Secure Checkout
Product Details
Description
The GM OEM Engine Control Module (ECM) MPN 12658036 is the critical brain of your vehicle's engine management system, controlling fuel injection, ignition timing, emissions, and transmission performance. Designed specifically for 2001-2007 GMC Savana and Chevrolet Express vans with 6.6L Duramax diesel engines, this genuine General Motors part ensures optimal engine operation and reliability. Professional installation with GM-specified programming is required to activate this component in your vehicle. - Genuine OEM Engine Control Module (ECM/PCM) designed and engineered by General Motors - Direct fitment for GMC Savana and Chevrolet Express 6.6L diesel models; select GM trucks and vans - Controls critical engine functions including fuel delivery, ignition timing, emissions systems, and transmission shifting for peak performance - Compatible exclusively with GM vehicles equipped with 6.6L Duramax diesel engines requiring OEM calibration - Brand new genuine GM part backed by General Motors quality standards; requires professional programming and setup per GM service specifications

| Year | Make | Model | Body & Trim | Engine & Transmission |
|---|---|---|---|---|
Shipping Policy
Londoff Discount Parts Shipping Policy... Check out our Shipping Policy for more details.
Return Policy
RETURNS... Check out our Return Policy for more details.

GM
Order your Engine Control Module (12658036) today and have it in your hands in a matter of days. Your Engine Control Module will be backed by a warranty and guaranteed to fit your 2015-2016 GM vehicle.
OEM parts at great prices. That is what we stand for.
Shop OEM parts by model and catalog by first selecting your make below:
| Buick | Cadillac | Chevrolet | GMC |
| Hummer | Oldsmobile | Pontiac | Saturn |





