Steering Wheel Control Switch Connector End Views

Steering Wheel Control Switch - Left (K34 w/o UK3)

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		OEM: 50-57-9404 Service: See Catalog 4-Way F (BK)
Pin	Wire Color	Circuit No.	Function
1	BK/WH	151	Ground
2	GY	8	Instrument Panel Lamp Supply Voltage
3	PK	1339	Ignition 1 Voltage
4	GY	397	Cruise Control On Switch Signal

Steering Wheel Control Switch - Left (K34/UK3)

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		OEM: 50-57-9406 Service: See Catalog 6-Way F (BK)
Pin	Wire Color	Circuit No.	Function
1	L-GN	1011	Remote Radio Control Signal
2	GY	8	Instrument Panel Lamp Supply Voltage
3	BK/WH	151	Ground
4	D-BU	1796	Steering Wheel Controls Signal
5	PK	1339	Ignition 1 Voltage
6	OG	397	Cruise Control On Switch Signal

Steering Wheel Control Switch - Right (K34 w/o UK3)

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		OEM: 50-57-9405 Service: See Catalog 5-Way F (BK)
Pin	Wire Color	Circuit No.	Function
1	BK/WH	151	Ground
2	GY	8	Instrument Panel Lamp Supply Voltage
3	GY	397	Cruise Control On Switch Signal
4	GY	1884	Cruise Control Set/Coast/Resume/Accelerate Switch Signal
5	-	-	Not Used

Steering Wheel Control Switch - Right (K34/UK3)

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		OEM: 50-57-9407 Service: See Catalog 7-Way F (BK)
Pin	Wire Color	Circuit No.	Function
1	WH/BK	644	10-Volt Reference
2	GY	8	Instrument Panel Lamp Supply Voltage
3	BK/WH	151	Ground
4	D-BU	1796	Steering Wheel Controls Signal
5	L-GN	1011	Remote Radio Control Signal
6	OG	397	Cruise Control On Switch Signal
7	GY	1884	Cruise Control Set/Coast/Resume/Accelerate Switch Signal