Automatic Level Control (ALC) Compressor Relay Connector End View

Automatic Level Control (ALC) Compressor Relay

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12129716 4-Way F Metri-Pack 280 Series (GY)
Pin	Wire Color	Circuit No.	Function
30	RD	742	Battery Positive Voltage
85	BN	541	Ignition 3 Voltage
86	L-BU	2248	Real Time Damping Compressor Relay Control
87	L-BU	1112	Damping Relay Coil Control