Introduction The 96-97 F and Y bodies use a unique PCM that is an evolution of the 94-95 ECM but requires unique tools.  They are primarily tuned by reflash over the OBD2 diagnostic port, NOT by programming and replacing chips.  (Although this is theoretically possible)  They have both MAF and MAP sensors which are both used […]

Introduction TunerCat OBD2 Tuner is a software package that allows tuning of 96-current GM vehicles.  For some early 96-97 vehicles, it is often the only solution. TunerCat OBD2 Tuner must be purchased with our RoadRunner hardware (either with a complete RoadRunner ECM or just a RoadRunner Guts kit)  due to licensing restrictions.  TunerCat OBD2 Tuner […]