GM Service Manual Online
For 1990-2009 cars only
Connector 1: 20-Way Transmission Pass-Through

20-Way Transmission Pass-Through


Object Number: 884065  Size: CH

Connector Part Information

  • OEM: 15476346
  • Service: 19151494
  • Description: CONN 20F GT 150 Sealed (BK)

Terminal Part Information

  • Terminal/Tray: Non-Serviceable
  • Core/Insulation Crimp: Non-Serviceable
  • Release Tool/Test Probe: Non-Serviceable

20-Way Transmission Pass-Through

Pin

Wire Color

Circuit No.

Function

1

BK/WH

451

PSM Ground*

2

TN/BK

2500

CAN HI

3

--

--

I CAN HI - Termination

4

--

--

Not Used

5

TN/BK

2500

CAN HI

6

PU

5526

Tap Up/Tap Down Switch Signal

7-9

--

--

Not Used

10

RD/WH

2040

Battery Positive Voltage

11

--

--

I CAN LO - Termination

12

TN

2501

CAN LO

13

PK

39

Ignition 1 Voltage

14

TN

2501

CAN LO

15

BN

4

Accessory Voltage

16

WH

17

Stop Lamp Switch Signal

17

--

--

Not Used

18

BK/WH

451

Ground

19

--

--

Battery Positive Voltage (optional)

20

OG/BK

1786

Park/Neutral Signal

*PSM grounding is provided through the vehicle harness.