Check the listing for details. 1994 1995 3.4L MT Firebird Engine computer 16196397 "Programmed to your VIN" ECM. Condition: Remanufactured. Listed at 69.95 USD. This ECM fits the following: 1994-1995 3.4L Pontiac Firebird (Manual transmission). ***Use must use service number 16184737 for the automatic transmission***(Type this number in the Ebay search bar it will take you to the ad for the Automatic transmission ECM 183320567185) This auction is for one service number 16196397 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. We will ship within one business day of payment. Same day shipping if ordered by 2:00 P.M. EST (Mon. - Fri.)