GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2007 🢒 Envoy - 2WD 🢒 Diagnostic Navigation 🢒 Vehicle Diagnostic Information 🢒 Secondary/Configurable Control Connector End Views
Connector 1: Steering Wheel Control Switch Assembly - Lower Left (STW)
Connector 2: Steering Wheel Control Switch Assembly - Lower Right (STW)
Connector 3: Steering Wheel Control Switch Assembly - Upper Left (STW)
Connector 4: Steering Wheel Control Switch Assembly - Upper Right (STW)

Steering Wheel Control Switch Assembly - Lower Left (STW)
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 Control Switch Assembly - Lower Left (STW)

Pin

Wire Color

Circuit No.

Function

1

BN

230

Instrument Panel Lamps Dimming Control

2

YE

1327

DIC Fuel Signal

3

D-BU

894

DIC Toggle Switch Signal

4

BK

2250

Ground

Steering Wheel Control Switch Assembly - Lower Right (STW)
Object Number: 605511 Size: CH

Connector Part Information

  • OEM: 50-57-9405
  • Service: Service by Harness - See Part Catalog
  • Description: 5-Way F (BK)

Terminal Part Information

  • Pins: 1-4
  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Steering Wheel Control Switch Assembly - Lower Right (STW)

Pin

Wire Color

Circuit No.

Function

1

BN

230

Instrument Panel Lamps Dimming Control

2

D-GN

1358

DIC Switch Signal

3

OG

1816

DIC Set/Reset Switch Signal

4

BK

2250

Ground

5

--

--

Not Used

Steering Wheel Control Switch Assembly - Upper Left (STW)
Object Number: 605511 Size: CH

Connector Part Information

  • OEM: 50-57-9405
  • Service: Service by Harness - See Part Catalog
  • Description: 5-Way F Molex (BK)

Terminal Part Information

  • Pins: 1-3, 5
  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Steering Wheel Control Switch Assembly - Upper Left (STW)

Pin

Wire Color

Circuit No.

Function

1

L-GN

1101

12-Volt Reference Jumper

2

BN

230

Instrument Panel Lamps Dimming Control

3

BK

2250

Ground

4

--

--

Not Used

5

L-GN

1011

Remote Radio Control Signal

Steering Wheel Control Switch Assembly - Upper Right (STW)
Object Number: 605507 Size: CH

Connector Part Information

  • OEM: 50-57-9406
  • Service: Service by Harness - See Part Catalog
  • Description: 6-Way F Molex (BK)

Terminal Part Information

  • Pins: 1-3, 5-6
  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Steering Wheel Control Switch Assembly - Upper Right (STW)

Pin

Wire Color

Circuit No.

Function

1

WH

2283

12-Volt Reference

2

L-GN

1101

12-Volt Reference Jumper

3

BN

230

Instrument Panel Lamps Dimming Control

4

--

--

Not Used

5

BK

2250

Ground

6

L-GN

1011

Remote Radio Control Signal