GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2007 🢒 Corvette 🢒 Steering 🢒 Steering Wheel and Column 🢒 Steering Wheel and Column Connector End Views
Connector 1: Steering Column Lock Control Module C1 (MM6/MZ6 or MAE w/MYC)
Connector 2: Steering Column Lock Control Module C2 (MM6/MZ6 or MAE w/MYC)
Connector 3: Telescope Switch (N37/NP7)
Connector 4: Telescoping Drive Motor (N37/NP7)

Steering Column Lock Control Module C1 (MM6/MZ6 or MAE w/MYC)
Object Number: 1391782 Size: CH

Connector Part Information

  • OEM: 173850-1
  • Service: 88953352
  • Description: 8-Way F .070 SRS MCL Series (WH)

Terminal Part Information

  • Pins: 1-3, 5, 7
  • Terminal/Tray: 173630-7/7
  • Core/Insulation Crimp: E/4
  • Release Tool/Test Probe: 15315247/J-35616-33 (YE)
  • Pins: 4, 6
  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit

Steering Column Lock Control Module C1 (MM6/MZ6 or MAE w/MYC)

Pin

Wire Color

Circuit No.

Function

1

D-GN/WH

1932

Transmission Shift Select Switch (Park) Signal (MYC)

L-GN

5007

Reverse Switch 1 Signal (MM6/MZ6)

2

RD/WH

840

Battery Positive Voltage

3

WH

5741

Steering Lock Control

4

BK

1550

Ground

5

PK

639

Ignition 1 Voltage

6

BK

1550

Ground

7

OG

5739

Class 2 Serial Data

8

--

--

Not Used

Steering Column Lock Control Module C2 (MM6/MZ6 or MAE w/MYC)
Object Number: 130637 Size: CH

Connector Part Information

  • OEM: 12064760
  • Service: 12085208
  • Description: 4-Way F Metri-Pack 150 Series (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 Column Lock Control Module C2 (MM6/MZ6 or MAE w/MYC)

Pin

Wire Color

Circuit No.

Function

A

L-GN

1601

Steering Column Lock Signal

B

BK

150

Ground

C

PU

1604

Steering Column Unlock

D

OG

1603

Steering Column Lock

Telescope Switch (N37/NP7)
Object Number: 516613 Size: CH

Connector Part Information

  • OEM: 12064759
  • Service: Service by Harness - See Part Catalog
  • Description: 3-Way M Metri-Pack 150 Series (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

Telescope Switch (N37/NP7)

Pin

Wire Color

Circuit No.

Function

A

OG

2095

Steering Column Tilt and Telescope Reverse Switch Signal

B

PK

2094

Steering Column Tilt and Telescope Forward Switch Signal

C

RD/WH

440

Battery Positive Voltage

Telescoping Drive Motor (N37/NP7)
Object Number: 62434 Size: CH

Connector Part Information

  • OEM: 12045688
  • Service: Service by Harness - See Part Catalog
  • Description: 8-Way M Metri-Pack 150 Series (BK)

Terminal Part Information

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

Telescoping Drive Motor (N37/NP7)

Pin

Wire Color

Circuit No.

Function

A

TN

2110

Steering Column Telescope Motor Control - Reverse

B

RD

2098

Steering Column Telescope Motor Control - Forward

C

OG

2153

Steering Column Telescope Sensor Signal

D

GY

788

5-Volt Reference

E

D-BU

782

Low Reference

F-H

--

--

Not Used