GM Service Manual Online
For 1990-2009 cars only
Connector 1: C175 Engine Chassis Harness to Internal Transmission Harness (Allison® LCT)
Connector 2: C175 Engine Chassis Harness to Internal Transmission Harness (Allison® MD)

C175 Engine Chassis Harness to Internal Transmission Harness (Allison® LCT)


Object Number: 1629123  Size: CH

Connector Part Information

  • OEM: 29543014
  • Service: See Catalog
  • Description: 24-Way M 1.5 Series, Sealed (NA)

Terminal Part Information

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

C175 Engine Chassis Harness to Internal Transmission Harness (Allison® LCT)

Pin

Wire Color

Circuit No.

Function

1

PU

898

Shift Solenoid 1 Valve Control

D-GN

1527

Shift Solenoid 1 Valve Control

2

YE/BK

2879

Shift Solenoid 2 Valve Control

L-GN

1528

Shift Solenoid 2 Valve Control

3

OG/WH

2527

Shift Solenoid 3 Valve Control

PU

1529

Shift Solenoid 3 Valve Control

4

PK

1224

Transmission Fluid Pressure Switch Signal 1

OG

1224

Transmission Fluid Pressure Switch Signal 1

5

--

--

Not Used

6

RD

1226

Transmission Fluid Pressure Switch Signal 3

GY

1226

Transmission Fluid Pressure Switch Signal 3

7

D-BU

1225

Transmission Fluid Pressure Switch Signal 2

WH

1225

Transmission Fluid Pressure Switch Signal 2

8

YE/BK

1227

TFT Sensor Signal

TN

1227

TFT Sensor Signal

9

BK

407

Low Reference

BK

407

Low Reference

10

WH

1994

TCC PWM Solenoid Valve Control

PK

1531

TCC PWM Solenoid Valve Control

11

L-GN/BK

2529

Transmission Fluid Pressure Switch Signal 4 (Reverse)

BN

1530

Transmission Fluid Pressure Switch Signal 4 (Reverse)

12-13

--

--

Not Used

14

D-GN /WH

2528

12-Volt Reference

RD

150

12-Volt Reference

15

L-BU/WH

1229

PCS Valve 1 Control

D-BU

1525

PCS Valve 1 Control

16

BN

323

12-Volt Reference

RD/BK

250

12-Volt Reference

17

BN/WH

2469

PCS Valve 2 Control

L-BU

1526

PCS Valve 2 Control

18

OG/BK

1786

Park/Neutral Signal

PU/BK

1995

Internal Mode Switch Signal NS

19

D-BU

1530

Transmission Mainline Pressure Solenoid Control

YE

1532

Transmission Mainline Pressure Solenoid Control

20

GY

773

Internal Mode Switch Signal C

BK/WH

773

Internal Mode Switch Signal C

21

YE

772

Internal Mode Switch Signal B

TN/WH

772

Internal Mode Switch Signal B

22

BK/WH

771

Internal Mode Switch Signal A

YE/BK

771

Internal Mode Switch Signal A

23

WH

776

Internal Mode Switch Signal P

PK/BK

776

Internal Mode Switch Signal P

24

PU

2471

Trans ID

RD

150

Trans ID

C175 Engine Chassis Harness to Internal Transmission Harness (Allison® MD)


Object Number: 1421687  Size: CH

Connector Part Information

  • OEM: 29543062
  • Service: See Catalog
  • Description: 20-Way M (NA)

Terminal Part Information

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

C175 Engine Chassis Harness to Internal Transmission Harness (Allison® MD)

Pin

Wire Color

Circuit No.

Function

1

RD

1525

12-Volt Reference

RD

102

12-Volt Reference

2

PU

898

Shift Solenoid C Valve Control

L-GN

131

PCS Valve 5 Control

3

WH

2880

Shift Solenoid G Valve Control

BN

162

Transmission Fluid Pressure Switch Signal 1

4

D-GN

1313

5-Volt Reference

D-BU

120

PCS Valve 2 Control

5

D-GN

1531

12-Volt Reference

L-BU

128

PCS Valve 3 Control

6

WH

1994

Shift Solenoid F Valve Control

RD/BK

121

12-Volt Reference

7

OG

1991

Shift Solenoid A Valve Control

--

--

Not Used

8

WH

1526

12-Volt Reference

PU

129

PCS Valve 1 Control

9

PU

1992

Shift Solenoid B Valve Control

D-GN

103

PCS Valve 4 Control

10

OG/WH

2527

Shift Solenoid E Valve Control

YE

104

Shift Solenoid 1 Valve Control

11

L-GN

1527

12-Volt Reference

RD/WH

150

12-Volt Reference

12

YE/BK

2879

Shift Solenoid D Valve Control

PK

110

TCC PWM Solenoid Valve Control

13

BK

407

Low Reference

TN

149

Transmission Turbine Speed Switch Low Reference

14

YE/BK

1227

TFT Sensor Signal

PU/BK

140

Transmission Turbine Speed Switch Low Reference

15

--

--

Not Used

YE/BK

165

Transmission Oil Level Sensor Signal

16

--

--

Not Used

PK/BK

124

5-Volt Reference

17

--

--

Not Used

18

--

--

Not Used

GY

147

TFT Sensor Signal

19

L-BU

1984

Transmission Turbine Speed Switch Low Reference

BK

135

Low Reference

20

OG

1983

Transmission Turbine Speed Switch Signal

RD

102

Trans ID

21

PU

2471

Trans ID

22

RD

1226

Transmission Fluid Pressure Switch Signal

23

WH

1971

Transmission Oil Level Sensor Signal

24-31

--

--

Not Used