I have a large group of GM training manuals for purchase..1-Port Fuel Injection 2-Fuel Injection (TBI/PFI) 3-Corvette Antilock Brakes(ABS) 4-CCC Engine Performance 5-CCC performance Diagnosis 6-Port Fuel Injection 7-Teves ABS 8-Body Computer 8-Emission Control... Login to read more.