GM Service Manual Online
For 1990-2009 cars only
Connector 1: Engine Side

Engine Side


Object Number: 821224  Size: CH

Connector Part Information

  • OEM: 10756491
  • Service: N/A
  • Description: 20-Way F (BK)

Engine Side

Pin

Wire

Circuit

Function

1

YE

400

OSS High Signal

2

OG/BK

1786

Park/Neutral Signal

3

PU

401

OSS Low Signal

4

BK/WH

751

Ground

5

PU

898

4-5 Shift Solenoid Valve Control

6

TN

2762

TFT Sensor Low Reference

7

YE

772

Transmission Range Signal B

8

L-BU/WH

1229

PC Solenoid Valve Low Control

9

YE/BK

1223

2-3 Shift Solenoid Valve Control

10

YE/BK

1227

TFT Sensor Signal

11

WH

776

Transmission Range Signal P

12

--

--

Not Used

13

OG/BK

1228

PC Solenoid Valve High Control

14

L-GN

1222

1-2 Shift Solenoid Valve Control

15

D-BU/WH

1231

ISS Low Signal

16

TN/WH

771

Transmission Range Signal A

17

OG

1525

Solenoid Power Supply

18

OG/BK

1230

ISS High Signal

19

GY

773

Transmission Range Signal C

20

BN

418

TCC Solenoid Valve Control