GM Service Manual Online
For 1990-2009 cars only
Connector 1: Clutch Start Switch (MA5)
Connector 2: Generator
Connector 3: Generator Battery Control Module

Clutch Start Switch (MA5)


Object Number: 40397  Size: CH

Connector Part Information

  • OEM: 12033706
  • Service: 15306359
  • Description: 4-Way F Metri-Pack 280 Series (BU)

Terminal Part Information

  • Pins: A, B
  • Terminal/Tray: 12034046/2
  • Core/Insulation Crimp: E/A
  • Release Tool/Test Probe: 12094430/J-35616-4A (PU)

Clutch Start Switch (MA5)

Pin

Wire Color

Circuit No.

Function

A

PK

239

Run/Crank Voltage

B

D-GN

1433

Clutch Start Switch Signal

C-D

--

--

Not Used

Generator


Object Number: 1522871  Size: CH

Connector Part Information

  • OEM: 12186308
  • Service: 89046837
  • Description: 2-Way F Timer Junior Power Timer Series Sealed (BK)

Terminal Part Information

  • Terminal/Tray: 4-964286-1/16
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: 647/J-35616-4A (PU)

Generator

Pin

Wire Color

Circuit No.

Function

1

RD

225

Generator Turn On Signal

2

GY

23

Generator Field Duty Cycle Signal

Generator Battery Control Module


Object Number: 632344  Size: CH

Connector Part Information

  • OEM: 15326842
  • Service: 15326842
  • Description: 10-Way F GT 150 Series Sealed (BK)

Terminal Part Information

  • Terminal/Tray: 4-964286-1/16
  • Core/Insulation Crimp: E/1
  • Release Tool/Test Probe: 647/J-35616-4A (PU)

Generator Battery Control Module

Pin

Wire Color

Circuit No.

Function

A

OG

2040

Battery Positive Voltage

B

GY

23

Generator Field Duty Cycle Signal

C

OG

2040

Battery Positive Voltage

D

RD

225

Generator Turn On Signal

E

--

--

Not Used

F

BK/WH

451

Ground

G

--

--

Not Used

H

BK/WH

451

Ground

J

PU

5428

Generator Regulator Control

K

GY

1807

Class 2 Serial Data