FixVault

Section 39 (Connector Terminal Identification): Generator

WARNING: This page is about a different car, the 1997 Pontiac Sunfire and 1997 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Generator - 4-Pin Connector (Black)
G00169980Courtesy of GENERAL MOTORS CORP.