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2003 Chevrolet Silverado 3500
1
0
Price Match Guarantee
60-Day Returns
Lifetime Replacement
Price Match Guarantee
60-Day Returns
Lifetime Replacement
Guaranteed to Fit2003 Chevrolet Silverado 3500 Change Vehicle

AC Delco®
2003 Chevrolet Silverado 3500 - Engine Control Module - Requires Programming, Direct Fit

Tap image and pinch to zoom.
$235.49

+ $76.86 Refundable Core Charge

Manufacturer #218-12734
Guaranteed to Fit2003 Chevrolet Silverado 3500 Change Vehicle
Qty:
1

Your Vehicle Fit Details

Vehicle Name
Submodel
Engine
Fitment Information
2003 Chevrolet Silverado 3500
LT
8 Cyl 6.0L
With OE # 12582605
2003 Chevrolet Silverado 3500
Base
8 Cyl 6.0L
With OE # 12582605
2003 Chevrolet Silverado 3500
LS
8 Cyl 6.0L
With OE # 12582605

Highlights

Part:
Engine Control Module
Brand:
AC Delco
Notes:
Requires programming
Condition:
Remanufactured
Quantity Sold:
Sold individually
Product Fit:
Direct Fit
Warranty:
24-months or unlimited mile AC Delco limited warranty
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.

Replaces OE Number:
19187507, 12582605
Series:
Professional Series
Fitnotes:
With OE # 12582605

Vehicle Fitment Information

Vehicle Name
Submodel
Engine
Fitment Information
2003 Cadillac Escalade
All Submodels
All Engines
With OE # 12582605
2003 Cadillac Escalade ESV
All Submodels
All Engines
With OE # 12582605
2003 Cadillac Escalade EXT
All Submodels
All Engines
With OE # 12582605
2003 Chevrolet Avalanche 1500
All Submodels
All Engines
With OE # 12582605
2003 Chevrolet SSR
All Submodels
All Engines
With OE # 12582605
Page 1 of 12 | Showing 1 - 5 of 59 results

Product Information

AC Delco Remanufactured Engine Control Modules are manufactured to the highest aftermarket standards of durability, performance, and quality.

Note:

  • Minor modifications required
Need help?Call our product expert1-866-529-0412
Chat with us
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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
Can obd2 code reader program this module for 2003 chevy tahoe LT 5.3lt engine?G L.Mar 01, 2023
Best Answer:Hi G, thank you for reaching out. It is possible. Kindly check with the manufacturer of your tool if it has the capability to reprogram an ECM. Have a good one!
Andrew B.STAFFMar 01, 2023