GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2007 🢒 Monte Carlo 🢒 Diagnostic Navigation 🢒 Vehicle Diagnostic Information 🢒 Power and Grounding Connector End Views
Connector 1: Circuit Breaker 1 (SEO 9C1/9C3)
Connector 2: Circuit Breaker 2 (SEO 9C1/9C3)
Connector 3: Circuit Breaker 3 (SEO 9C1/9C3)
Connector 4: Ignition Lock Cylinder Control Actuator
Connector 5: Ignition Switch

Circuit Breaker 1 (SEO 9C1/9C3)
Object Number: 1673492 Size: CH

Connector Part Information

  • OEM: 12110057
  • Service: 12110057
  • Description: 2-Way F MAXI (BK)

Terminal Part Information

  • Pins: A
  • Terminal/Tray: 12092445/18
  • Core/Insulation Crimp: G/G
  • Release Tool/Test Probe: 12150860/J-35616-44 (YE)
  • Pins: B
  • Terminal/Tray: 12110127/19
  • Core/Insulation Crimp: F/G
  • Release Tool/Test Probe: 12150860/J-35616-44 (YE)

Circuit Breaker 1 (SEO 9C1/9C3)

Pin

Wire Color

Circuit No.

Function

A

RD/BK

502

Battery Positive Voltage

B

RD/WH

3040

Battery Positive Voltage

Circuit Breaker 2 (SEO 9C1/9C3)
Object Number: 1673492 Size: CH

Connector Part Information

  • OEM: 12110057
  • Service: 12110057
  • Description: 2-Way F MAXI (BK)

Terminal Part Information

  • Pins: A
  • Terminal/Tray: 12092445/18
  • Core/Insulation Crimp: G/G
  • Release Tool/Test Probe: 12150860/J-35616-44 (YE)
  • Pins: B
  • Terminal/Tray: 12110127/19
  • Core/Insulation Crimp: F/G
  • Release Tool/Test Probe: 12150860/J-35616-44 (YE)

Circuit Breaker 2 (SEO 9C1/9C3)

Pin

Wire Color

Circuit No.

Function

A

RD/BK

502

Battery Positive Voltage

B

RD/WH

3140

Battery Positive Voltage

Circuit Breaker 3 (SEO 9C1/9C3)
Object Number: 1673492 Size: CH

Connector Part Information

  • OEM: 12110057
  • Service: 12110057
  • Description: 2-Way F MAXI (BK)

Terminal Part Information

  • Terminal/Tray: 12110127/19
  • Core/Insulation Crimp: F/G
  • Release Tool/Test Probe: 12150860/J-35616-44 (YE)

Circuit Breaker 3 (SEO 9C1/9C3)

Pin

Wire Color

Circuit No.

Function

A

RD/BK

402

Battery Positive Voltage

B

RD/WH

3740

Battery Positive Voltage

Ignition Lock Cylinder Control Actuator
Object Number: 82383 Size: CH

Connector Part Information

  • OEM: 12047662
  • Service: Service by Harness - See Part Catalog
  • Description: 2-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

  • Terminal/Tray: 12064971/5
  • Core/Insulation Crimp: E/C
  • Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Ignition Lock Cylinder Control Actuator

Pin

Wire Color

Circuit No.

Function

A

PU/WH

1630

Steering Column Key Cylinder Lock Solenoid Control

B

BK

1450

Ground

Ignition Switch
Object Number: 1664590 Size: CH

Connector Part Information

  • OEM: 15484551
  • Service: Service by Harness - See Part Catalog
  • Description: 6-Way F HCMBLK (BK)

Terminal Part Information

  • Terminal/Tray: SHCM-A03T-P025/20
  • Core/Insulation Crimp: J/J
  • Release Tool/Test Probe: 12094429/J-35616-64A (L-BU)

Ignition Switch

Pin

Wire Color

Circuit No.

Function

1

PK

3

Ignition 1 Voltage

2

RD/WH

1040

Battery Positive Voltage

3

BN

4

Accessory Voltage

4

--

--

Not Used

5

WH

1390

Off/Run/Crank Voltage

6

WH/BK

1073

5-Volt Reference