The product is a programmed Engine Control Module (ECM) specifically for a 2005-2006 Silverado, with the manufacturer part number 12589463. It is manufactured by ACDelco in the United States and comes with instructions for easy installation in the engine bay. This ECM is guaranteed with a manufacturer warranty and is programmed to the Vehicle Identification Number (VIN) for specific fitment in your vehicle.
The part numbers must match! You buy used part we are trying to make sure the item is in good condition.
This PCM will fit the following application 2005 GM with OEM SERV NO 12589463 or 12602802 requires dealer programming to match to your vehicle. 2006 GM with OEM SERV NO 12589463 or 12602802 requires dealer programming to match to your vehicle.
This E.C.M. fits the following: 2005-2006 4.8/5.3/6.0/L Chevrolet Silverado. This auction is for one service number 12589463 ECM (Engine control module) that is programmed for your vehicle using the latest software updates using your V.I.N. (Vehicle identification number) to exactly match your vehicle. After you purchase the E.C.M. you will need to provide us with your V.I.N so that we can program the E.C.M. before we ship it to you. This computer is refurbished and tested for functionality. There is no core charge you keep your old E.C.M. There is a one year replacement warranty. Two things may have to be done after you install your E.C.M. First an anti-theft relearn may have to beperformed. If this is the case the truck will not start. The second thing is that a crankshaft variation relearn may need to be performed once the vehicle is running. This will be evident if the check engine or service engine soon light comes on once the vehicle is running. You will need access to a scan tool capable of doing this procedure to do this and clear any related trouble codes (Code P0315). If this is not available to you a repair shop will have to perform this and clear therelated trouble code. The vehicle will run normal but the ”service engine soon” light will come on and a trouble code will be stored until this is resolved. Instructions for both procedures will be included. We will ship within one business day of payment. Same day shipping if ordered by 2:00 P.M. EST (Mon. – Fri.)
Specific info about this ECM will be found below to help identify which type module, options, and part numbers if available. SPECIFIC PART NOTES : ECM,12589463,B ,EIV BTP020926 CML030226.
Is your truck or SUV suffering from a mind of its own?. After more than two decades in the garage, I’ve seen firsthand how a failing PCM can mimic a dozen other problems. We checked all the basics—power, grounds, and wiring harnesses—and everything was solid.
My original part number isn’t 12589463. Will this still work?. “Before you replace your PCM, do yourself a favor and check two things: your battery and your ground connections. A weak battery or a corroded ground strap (especially the main one from the engine block to the chassis) can cause bizarre electrical issues that mimic a failed computer.
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This part is compatible with the following services numbers89017750 12582605 12589463 12602802 89017734 28042802. To program your module, we require yourfull 17-digit VIN.
We program this2003-2006 Tahoe 89017750 PCM with the latest GM software updates using your vehicle’s specific VIN. This ensures perfect communication between your engine, transmission, and other systems, restoring performance to factory standards.