**2003 – 2006 SUBURBAN 1500 PCM Re-Flash/Reprogram**
This listing is for a PCM that is programmed/flashed 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 we ship it to you.
**This part will fit these 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
**Compatible Services Numbers:**
89017750 12582605 12589463 12602802 89017734 28042802
Please note that the VIN is required for re-flashing/reprogramming the PCM, and it will be programmed with the newest updates from GM.