Will this work on 2011 Silverado?

Yes, will need to be programmed by GM, I had it done at my mechanic who called the local dealer and had them send a programming unit over and ran the setup remotely over the internet.

I have a z71 2010 suburban do this fit

Yes, will need to be programmed

Will this work on a 2014 l99 vvt 6l80e?

It really work good. I bought it for 2012 Denali GMC Sierra.

Is it "plug and play" or does it need to be programmed?

Needs to be programmed by dealer.

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⚡ Unlock your GM’s full potential with precision control!

DURABILITY YOU CAN TRUST - Built to match original equipment standards for long-lasting service life.
SEAMLESS GM OE INTEGRATION - Engineered to GM’s exact specifications for flawless fit and function.
PROFESSIONAL SETUP REQUIRED - Specialized programming ensures your vehicle runs at peak efficiency.
VITAL ENGINE COMMAND CENTER - Controls critical engine systems to optimize performance and reliability.
PRECISION SENSOR COORDINATION - Processes sensor data in real-time for smooth, responsive driving.

The ACDelco 12633238 GM Original Equipment Engine Control Module is a direct replacement part designed to meet GM’s strict OE standards. It manages your vehicle’s engine systems by processing sensor inputs and coordinating vital functions, ensuring optimal performance and durability. This module requires professional programming and setup to guarantee seamless integration and peak operation.

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Manufacturer	ACDelco
Brand	GM Parts
Product Dimensions	27.18 x 18.29 x 8.13 cm; 789.25 g
Item model number	12633238
Manufacturer part number	12633238
OEM Part Number	12633238
Lift type	Automatic
Item Weight	789 g

ACDelco 12633238 GM Original Equipment Engine Control Module

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