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!

OEM GRADE RELIABILITY - Built to GM's exacting standards for flawless vehicle integration
CRITICAL SYSTEM CONTROL - Dictates vital vehicle operations for peak performance and efficiency
PLUG AND PLAY PRECISION - Designed for perfect fit, form, and function—no guesswork needed
DURABILITY YOU CAN TRUST - Engineered to withstand rigorous conditions and deliver long-term reliability
PROFESSIONAL SETUP REQUIRED - Specialized programming ensures your vehicle runs like new

The ACDelco 12633238 Engine Control Module is a GM Original Equipment replacement part engineered to meet strict OEM specifications. It controls essential vehicle systems to optimize performance and efficiency. This module requires professional programming and setup to ensure seamless integration and reliable operation, making it the trusted choice for maintaining your GM vehicle’s factory-level quality and durability.

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Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

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Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ali H.

Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.

1 day ago

Yusuf A.

Fantastic experience overall. Will recommend to friends and family.

1 month ago

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Manufacturer	ACDelco
Brand	ACDelco
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
Volume	247 Cubic Inches
Assembly Required	No
Lift Type	Automatic
Manufacturer	ACDelco
Item Weight	789 g

ACDelco 12633238 GM Original Equipment Engine Control Module

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