**2003 – 2007 SILVERADO 3500 PICKUP PCM 12589463**
This listing is for a **Programmed/Flashed PCM** that is specifically designed for your vehicle with the newest updates from GM using your VIN to match your vehicle. After you purchase the PCM, you will need to provide us with your VIN so we can program the PCM before shipping it to you.
**Description:**
* Compatible with 2003 – 2007 SILVERADO 3500 PICKUP
* Part Number: 12589463
* Programmed/Flashed for your vehicle’s specific needs
* Includes the newest updates from GM
**What You Need to Know:**
* This PCM is programmed/flashed specifically for your vehicle using your VIN.
* After purchase, please provide us with your VIN so we can program the PCM before shipping it to you.
* Compatible with the following services numbers:
+ 89017750
+ 12582605
+ 12589463
+ 12602802
+ 89017734
+ 28042802
**Fitment:**
This part will fit the following makes and models with these options:
* AVALANCHE 1500 05-06 Electronic Control Module; (LH front under battery)
* ESCALADE 04 Electronic Control Module; (LH front under battery), ID 12602802
* ESCALADE EXT 04 Electronic Control Module; (LH front under battery), ID 12602802
* HUMMER H2 04 Electronic Control Module; (LH front under battery), SUV
* SIERRA 3500 PICKUP 03 Electronic Control Module; (LH front under battery), gasoline, 6.0L
* TAHOE 04 Electronic Control Module; (LH front under battery), ID 12602802
* YUKON XL 2500 04 Electronic Control Module; (LH front under battery), 6.0L, ID 12602802
* ENVOY XL 03 Electronic Control Module; 5.3L (next to air box)
* SUBURBAN 2500 03 Electronic Control Module; (LH front under battery), 6.0L
* YUKON 04 Electronic Control Module; (LH front under battery), ID 12602802
* YUKON XL 2500 05-06 Electronic Control Module; (LH front under battery), 6.0L
* AVALANCHE 1500 04 Electronic Control Module; (LH front under battery), ID 12602802
* SIERRA 1500 PICKUP 07 Electronic Control Module; classic style (creased door skin), (LH front under battery), w/o hybrid option; w/o 4.3L
* SIERRA DENALI 05-06 Electronic Control Module; (LH front under battery)
* SUBURBAN 2500 04 Electronic Control Module; (LH front under battery), 6.0L, ID 12602802
* YUKON XL 1500 03 Electronic Control Module; (LH front under battery)
* YUKON XL 1500 04 Electronic Control Module; (LH front under battery), ID 12602802
**Please note:** This is a programmed/flashed PCM, and it will only work with the specified vehicle make and model.