ScanMaster LT1 , brand new , $300 shipped . ScanMaster LT1, Multi Gauge Scantool 94/95 LT1 OBD1 Code Reader . Works for LT1 with MAF. Wont work on Speed Density Cars. It will work for 96/97 OBD2 Cars but wont read Trouble Code for OBD2. Caprice, Impala SS, Camaro, Firebird, Trans Am, Fleetwood, Roadmaster Easy 3 wire hook up (Power, Ground, Serial Data Line) Finally read your LT1 OBD1 trouble c...