{
    "lazyNodes": false,
    "abFitnotesFlag": false,
    "abCrawlReviews": false,
    "productOptionsCookie": false,
    "orderDelayFlag": false,
    "skipSessionCookie": false,
    "covidMessage": false,
    "fullTitleCookie": false,
    "nrLoggerCookie": false,
    "checkoutReviewCookie": false,
    "productOptionSeqCookie": false,
    "maintenanceFlag": false,
    "bufferETACookie": false,
    "multiShippingDiscountFlag": false,
    "newFitmentFlag": false,
    "surveyOptInFlag": false,
    "crossSellFlag": false,
    "skuMappingFlag": false,
    "paySplitCookie": false,
    "callDisableFlag": false,
    "zipPaymentFlag": "u",
    "hassleFreeReturn": false,
    "lifetimeReplacement": false,
    "cpn_off": false
}
2018 Chevrolet Silverado 2500 HD
1
0
Price Match Guarantee
60-Day Returns
Lifetime Replacement
Price Match Guarantee
60-Day Returns
Lifetime Replacement
Guaranteed to Fit2018 Chevrolet Silverado 2500 HD Change Vehicle

AC Delco®
2018 Chevrolet Silverado 2500 HD - OE Replacement Series Transmission Control Module - Direct Fit, Sold individually

Tap image and pinch to zoom.
$764.99

+ $120.00 Refundable Core Charge

Manufacturer #24275873
Guaranteed to Fit2018 Chevrolet Silverado 2500 HD Change Vehicle
Qty:
1

Your Vehicle Fit Details

Vehicle Name
Submodel
Engine
Fitment Information
2018 Chevrolet Silverado 2500 HD
LTZ
8 Cyl 6.0L
Eng Des: L96, Vin: G, Naturally Aspirated, FLEX, Transmfrcode : 6L90, Electronic Trans Controller Asm With Solenoids & Tcm (Not A Control Val Ve Body Asm With Valve Body, Valves, And Springs)(Code 2D2A, 3Dha
2018 Chevrolet Silverado 2500 HD
WT
8 Cyl 6.0L
Eng Des: L96, Vin: G, Naturally Aspirated, FLEX, Transmfrcode : 6L90, Electronic Trans Controller Asm With Solenoids & Tcm (Not A Control Val Ve Body Asm With Valve Body, Valves, And Springs)(Code 2D2A, 3Dha
2018 Chevrolet Silverado 2500 HD
LT
8 Cyl 6.0L
Eng Des: L96, Vin: G, Naturally Aspirated, GAS, Transmfrcode : 6L90, Electronic Trans Controller Asm With Solenoids & Tcm (Not A Control Val Ve Body Asm With Valve Body, Valves, And Springs)(Code 2D2A, 3Dha
2018 Chevrolet Silverado 2500 HD
High Country
8 Cyl 6.0L
Eng Des: L96, Vin: G, Naturally Aspirated, GAS, Transmfrcode : 6L90, Electronic Trans Controller Asm With Solenoids & Tcm (Not A Control Val Ve Body Asm With Valve Body, Valves, And Springs)(Code 2D2A, 3Dha

Highlights

Part:
Transmission Control Module
Brand:
AC Delco
Notes:
(16) Terminals; Pin Type; (1) Female Connector
Warranty:
24-months or unlimited mile AC Delco limited warranty
Quantity Sold:
Sold individually
Prop 65 Warning:

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Product Fit:
Direct Fit
Series:
OE Replacement Series
Fitnotes:
Eng Des: L96, Vin: G, Naturally Aspirated, FLEX, Transmfrcode : 6L90, Electronic Trans Controller Asm With Solenoids & Tcm (Not A Control Val Ve Body Asm With Valve Body, Valves, And Springs)(Code 2D2A, 3Dha,Eng Des: L96, Vin: G, Naturally Aspirated, GAS, Transmfrcode : 6L90, Electronic Trans Controller Asm With Solenoids & Tcm (Not A Control Val Ve Body Asm With Valve Body, Valves, And Springs)(Code 2D2A, 3Dha

Vehicle Fitment Information

Vehicle Name
Submodel
Engine
Fitment Information
2011-2014 Chevrolet Silverado 2500 HD
LT
8 Cyl 6.6L
Vin: L, Turbocharged, DIESEL, 2-Door, Standard Cab Pickup, Transmfrcode : 6L90
2011-2014 Chevrolet Silverado 2500 HD
LTZ
8 Cyl 6.6L
Vin: 8, Turbocharged, DIESEL, 4-Door, Crew Cab Pickup, Transmfrcode : 6L90
2011-2014 Chevrolet Silverado 2500 HD
WT
8 Cyl 6.6L
Vin: 8, Turbocharged, DIESEL, 4-Door, Crew Cab Pickup, Transmfrcode : 6L90
2011-2014 Chevrolet Silverado 3500 HD
LT
8 Cyl 6.6L
Vin: 8, Turbocharged, DIESEL, 4-Door, Crew Cab Pickup, Transmfrcode : 6L90
2011-2014 Chevrolet Silverado 3500 HD
LTZ
8 Cyl 6.6L
Vin: 8, Turbocharged, DIESEL, 4-Door, Crew Cab Pickup, Transmfrcode : 6L90
Page 1 of 58 | Showing 1 - 5 of 288 results

Product Information

ACDELCO GM ORIGINAL EQUIPMENT TRANSMISSION CONTROL MODULE

Trust ACDelco’s GM Original Equipment transmission control module to restore your transmission control module with the precise fit and outstanding quality you can always rely on GM to deliver. Established in 1899, ACDelco manufactures original GM parts and premium OE replacement parts for other brands in the automotive aftermarket.

  • Made with sturdy, premium-quality materials for solid fitment and ultimate reliability
  • GM original equipment ensures part is engineered to precise requirements
  • Offered for vast range of makes and models
  • Recommended by GM as exact replacement for stock
Need help?Call our product expert1-866-529-0412
Chat with us
Mondays - Sundays7am - 11pm ET | 4am - 8pm PT
Warranty Policy
Right parts, guaranteed. If you find any defects, let us know within 60 days and we’ll take care of it. Check out our Warranty Policy for more details.
Shipping Policy
We ship fast so you can get on the road that much faster. Check out our Shipping Policy for more details.
Easy Return Policy
We’re only happy if you’re happy. If you’re not entirely satisfied with your order, you may be entitled to a refund. Check out our Return Policy for more details.

Product Q&A

3
Would this come already programmed for my truck?steve k.Feb 17, 2022
Best Answer:Hi Steve, I'm pleased to assist you. No, it will come unprogrammed. This module will require your VIN by the dealership or the manufacturer, who should be updating the most current software for your specific vehicle. Click on the link below to order at 17% off the regular price today while supplies last. I hope this is helpful. Enjoy shopping at <a href="http://Carparts.com!" target="_blank">Carparts.com!</a> <a href="https://www.carparts.com/transmission-control-module/ac-delco/ac24275873?can=CPGG4850_20220217" target="_blank">https://www.carparts.com/transmission-control-module/ac-delco/ac24275873?can=CPGG4850_20220217</a>
Grace G.STAFFFeb 17, 2022
1
This picture does not look anything like a Transmission Cotrol Module.... please review?Ron LewisSep 25, 2023
Best Answer:Hi Ron, I'm glad to assist you. It is a transmission control module. If your truck appears in the vehicle fitment information below, it is a guaranteed fit part (select year, make, model, submodel, and engine size, the green round badge confirms a match). Grab our promo price, which has a 30-day post-purchase price match guarantee. Click the link below to buy it today. Happy shopping! <a href="https://www.carparts.com/transmission-control-module/ac-delco/ac24275873?can=cpje1043_CSQA_20230925" target="_blank">https://www.carparts.com/transmission-control-module/ac-delco/ac24275873?can=cpje1043_CSQA_20230925</a>
Jeonino E.STAFFSep 25, 2023
1
Do you have one to fit Allison CT 1000 Tcm#24256861?John V.Oct 31, 2022
Best Answer:Hi John, thank you for reaching out. We are unable to answer your question accurately due to a lack of information. Kindly call our parts team at 1-866-529-0412 and tell us more about your vehicle. Have a nice day.
Aldrin P.STAFFOct 31, 2022
0
I have a 2011 GMC Sierra 2500 Durimax 6.6L Diesel That I have the TCM ordered thru you  Order number 4518762 looking at the picture this looks nothing like mine My manufacturing number is 19431596?Alan H.Oct 27, 2023
Best Answer:Hi Alan, I'm glad to assist you. As for the OEM part number you gave. It is an Allison-type of TCM. We do not carry a similar Allison type of TCM for your truck.
Jeonino E.STAFFOct 27, 2023
0
is this a replacement for part 24256168 ?Tammy G.Jan 03, 2023
Best Answer:Hi Scott, thank you for reaching out. No, it is not. We don't have a matching product for your part number. Have a nice day.
Aldrin P.STAFFJan 03, 2023