GM Service Manual Online
For 1990-2009 cars only
Connector 1: Steering Wheel Controls - Left (3-Spoke w/K34/UK3)
Connector 2: Steering Wheel Controls - Left (4-Spoke w/K34)
Connector 3: Steering Wheel Controls - Left (4-Spoke w/K34/UK3)
Connector 4: Steering Wheel Controls - Right (3-Spoke w/K34/UK3)
Connector 5: Steering Wheel Controls - Right (4-Spoke w/K34)
Connector 6: Steering Wheel Controls - Right (4-Spoke w/K34/UK3)

Steering Wheel Controls - Left (3-Spoke w/K34/UK3)


Object Number: 1333392  Size: CH

Connector Part Information

  • OEM: 50-57-9407
  • Service: Service by Harness - See Part Catalog
  • Description: 7-Way F (BK)

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Steering Wheel Controls - Left (3-Spoke w/K34/UK3)

Pin

Wire Color

Circuit No.

Function

1-2

--

--

Not Used

3

YE

390

Instrument Panel Lamp Supply Voltage

4

PK

339

Ignition 1 Voltage (K34)

5

GY/BK

1884

Cruise Control Switch Signal (K34)

6

L-GN

696

Cruise Control Cancel Signal (K34)

7

BK/WH

651

Ground

Steering Wheel Controls - Left (4-Spoke w/K34)


Object Number: 605502  Size: CH

Connector Part Information

  • OEM: 12103499
  • Service: Service by Harness - See Part Catalog
  • Description: 4-Way F (BK)

Terminal Part Information

  • Terminal/Tray: 16-02-1110/20
  • Core/Insulation Crimp: H/H
  • Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU)

Steering Wheel Controls - Left (4-Spoke w/K34)

Pin

Wire Color

Circuit No.

Function

1

BK/WH

651

Ground

2

GY

8

Instrument Panel Lamp Supply Voltage

3

PK

339

Ignition 1 Voltage

4

GY/WH

397

Cruise Control On Switch Signal

Steering Wheel Controls - Left (4-Spoke w/K34/UK3)


Object Number: 605507  Size: CH

Connector Part Information

  • OEM: 12103087
  • Service: Service by Harness - See Part Catalog
  • Description: 6-Way F Receptacle 0.64 Series (BK)

Terminal Part Information

  • Terminal/Tray: 16-02-1110/20
  • Core/Insulation Crimp: H/H
  • Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU)

Steering Wheel Controls - Left (4-Spoke w/K34/UK3)

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

651

Ground

4

D-BU

1796

Steering Wheel Controls Signal

5

PK

339

Ignition 1 Voltage

6

GY/WH

397

Cruise Control On Switch Signal

Steering Wheel Controls - Right (3-Spoke w/K34/UK3)


Object Number: 605502  Size: CH

Connector Part Information

  • OEM: 50-57-9404
  • Service: Service by Harness - See Part Catalog
  • Description: 4-Way F (BK)

Terminal Part Information

  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Steering Wheel Controls - Right (3-Spoke w/K34/UK3)

Pin

Wire Color

Circuit No.

Function

1

BK/WH

651

Ground

2

WH/BK

644

10-Volt Reference

3

YE

390

Instrument Panel Lamp Supply Voltage

4

D-BU

1796

Steering Wheel Controls Signal

Steering Wheel Controls - Right (4-Spoke w/K34)


Object Number: 605511  Size: CH

Connector Part Information

  • OEM: 12103020
  • Service: Service by Harness - See Part Catalog
  • Description: 5-Way F Receptacle 0.64 Series (BK)

Terminal Part Information

  • Terminal/Tray: 16-02-1110/20
  • Core/Insulation Crimp: H/H
  • Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU)

Steering Wheel Controls - Right (4-Spoke w/K34)

Pin

Wire Color

Circuit No.

Function

1

BK/WH

651

Ground

2

GY

8

Instrument Panel Lamp Supply Voltage

3

GY/WH

397

Cruise Control On Switch Signal

4

GY/BK

1884

Cruise Control Switch Signal

5

--

--

Not Used

Steering Wheel Controls - Right (4-Spoke w/K34/UK3)


Object Number: 1333392  Size: CH

Connector Part Information

  • OEM: 15383018
  • Service: Service by Harness - See Part Catalog
  • Description: 7-Way F Receptacle 0.64 Series (BK)

Terminal Part Information

  • Terminal/Tray: 16-02-1110/20
  • Core/Insulation Crimp: H/H
  • Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU)

Steering Wheel Controls - Right (4-Spoke w/K34/UK3)

Pin

Wire Color

Circuit No.

Function

1

WH/BK

644

10-Volt Reference

2

GY

8

Instrument Panel Lamp Supply Voltage

3

BK/WH

651

Ground

4

D-BU

1796

Steering Wheel Controls Signal

5

L-GN

1011

Remote Radio Control Signal

6

GY/WH

397

Cruise Control On Switch signal

7

GY/BK

1884

Cruise Control Switch Signal