{
"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
}Need Help? Call Us1-866-529-0412
Select your vehicle
Vehicle Info Required to Guarantee FitAdd Vehicle
AC Delco® 12678511 GM Original Equipment Series Engine Control Module - Direct Fit, Sold individually
Tap image and pinch to zoom.
$275.99
+ $30.50 Refundable Core Charge
Manufacturer #12678511
Vehicle Info Required to Guarantee FitAdd Vehicle
Qty:
1
Highlights
Brand:
Notes:
(3) Connector Quantity; (201) Terminal Quantity; Blade and Pin Terminal Type; Rounded Rectangle Connector Shape; Female Connector Gender; Male and female Terminal Gender
Condition:
New
Quantity Sold:
Sold individually
Product Fit:
Direct Fit
Warranty:
24-months or unlimited mile AC Delco limited warranty
Prop 65 Warning:
WARNING: 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.
Replaces OE Number:
12590032, 12602044, 12603530, 12605843, 12607096, 12636660
Series:
GM Original Equipment Series
Vehicle Fitment Information
Vehicle Name
Submodel
Engine
Fitment Information
2007-2008 Hummer H3
Base
5 Cyl 3.7L
Eng. VIN: E, 4WD
2007-2008 Hummer H3
X
5 Cyl 3.7L
Eng. VIN: E, 4WD
2008 Buick Enclave
CX
6 Cyl 3.6L
Eng. VIN: 7, CODE YRHH,YRJU,YRFM
2008 Buick Enclave
CXL
6 Cyl 3.6L
Eng. VIN: 7, CODE YRHH,YRJU,YRFM
2008 Buick Lucerne
CXL
8 Cyl 4.6L
Eng. VIN: Y
Page 1 of 13 | Showing 1 - 5 of 64 results
Product Information
ACDELCO (NEW) OE REPLACEMENT ENGINE CONTROL MODULES
The factory-original fit and lasting function of ACDelco’s new OE replacement engine control modules provide the perfect repair without breaking your budget. Established in 1899, ACDelco manufactures original GM parts and premium OE replacement parts for other brands in the automotive aftermarket.
- High-grade design delivers extended lifespan
- Carefully formed to suit your specific vehicle
- Engineered to exact OE standards
- Has undergone stringent evaluation to guarantee proper fit and performance
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
0
Does this part need proggraming?David O.Jun 24, 2020
Best Answer:Yes, David. It requires programming.
Andrew B.STAFFJun 24, 20200
What kind of programming is needed to install this part?David O.Jun 24, 2020
Best Answer:Hello! This ECM is used on several different model engines, sold in different regions with different emissions requirements. The programming also can contain anti theft devices that are programmed to your key. Your local dealership can provide you with pricing!
Mitchell D.STAFFJun 24, 20200
Hello I was wondering. So I'm pretty sure I have to do a relearn for my Key. But will I also have to relearn the Crank position Sensor?David O.Jun 15, 2020
Best Answer:Hello! Yes, it would be a good idea to relearn the crank sensor when replacing the ECM
Mitchell D.STAFFJun 16, 2020