Starting System: Description and Operation
Power is supplied at all times^ to ignition switch terminal (1)
^ through 30 A fusible link (letter [g],located in the fuse, fusible link and relay box).
With the ignition switch in the START position, power is supplied
^ from ignition switch terminal (4)
^ to inhibitor switch terminal (1)
^ through inhibitor switch terminal (2) , with the selector lever in the P or N position
^ to terminal (1) of the starter motor windings.
The starter motor plunger closes and provides a closed circuit between the battery and starter motor. The starter motor is grounded to the engine block. With power and ground supplied, cranking occurs and the engine starts.