ECM that is programmed/flashed for your vehicle with the newest updates from GM using your VIN to match your vehicle. It is Compatible with the following service numbers. This part will fit these makes and models with these options. GRAND PRIX 04 Electronic Control Module; (LH front engine compartment). We will need your complete 17 digit VIN in order to program the module.This part comes with a. 9131 Highway 71 NE Spicer, MN, 56288. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts & Accessories\Starters, Alternators, ECUs & Wiring\ECUs & Computer Modules". The seller is "deeringssales" and is located in this country: US. This item can be shipped to United States.