Connector End Views

Input Shaft Speed (ISS) Sensor

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		YAZAKI 7283-8125-90 2-Way F Connector (GN)
Pin	Wire Color	Circuit No.	Function
1	YE/BK	1297	Input Shaft Speed Sensor Low Signal
2	D-BU/WH	1296	Input Shaft Speed Sensor High Signal

Park Neutral Position (PNP) Switch

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		YAZAKI 7283-1296-40 9-Way F
Pin	Wire Color	Circuit No.	Function
1	D-GN	2382	Park Neutral Position (PNP) Switch Park Signal
2	D-GN/WH	2383	Park Neutral Position (PNP) Switch Reverse Signal
3	PK	839	Ignition 1 Voltage
4	PK	2384	Park Neutral Position (PNP) Switch 2nd Gear Signal
5	YE	2381	Park Neutral Position (PNP) Switch Neutral Signal
6	BK/WH	51	Ground
7	WH	2377	Park Neutral Position (PNP) Switch Drive Signal
8	GY	2380	Park Neutral Position (PNP) Switch Low Signal
9	OG/BK	434	Automatic Transmission Shift Lock Control

Shift Program Switch

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		KET MG 610366 4-Way F PCB 040 Series (WH)
Pin	Wire Color	Circuit No.	Function
1	D-GN/WH	1135	Auto Shift Lock Solenoid Supply Voltage
2	BN/WH	309	Right Park Lamp Supply Voltage
3	D-GN	44	Instrument Panel Lamps Dimmer Switch Signal
4	BK	1050	Ground

Transmission Connector

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		YAZAKI 7283-1407-40 10-Way F (GY)
Pin	Wire Color	Circuit No.	Function
1	PU	898	Transmission Fluid Temperature Sensor Signal
2	PK	1224	Timing Valve Control
3	RD	1226	Pressure Control Solenoid Control
4	D-BU	1225	Torque Converter Solenoid Control
5	L-GN	1222	Shift Solenoid 1 Valve Control
6	OG/BK	586	Transmission Fluid Temperature Sensor - Low Reference
7	-	-	Not Used
8	YE/BK	1227	Low Reference
9	-	-	Not Used
10	YE/BK	1223	Shift Solenoid 2 Valve Control

Transmission Control Module (TCM) A Connector

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		AMP 1318756-1 A 24-Way F 025/090 SER 24POS Plug Assembly (WH)
Pin	Wire Color	Circuit No.	Function
1	BK/WH	51	Ground
2	YE/BK	1227	Low Reference
3	-	-	Not Used
4	RD	1226	Pressure Control Solenoid Control
5	D-BU	1225	Torque Converter Clutch Solenoid Control
6	PK	839	Ignition 1 Voltage
7	YE	710	CAN Serial Data Low
8-10	-	-	Not Used
11	PU	898	Transmission Fluid Temperature Sensor Signal
12	OG/BK	586	Transmission Fluid Temperature Sensor Signal - Low Reference
13	-	-	Not Used
14	PK	1224	Timing Valve Control
15	YE/BK	1223	Shift Solenoid 2 Valve Control
16	L-GN	1222	Shift Solenoid 1 Valve Control
17	PU	1807	CAN Serial Data High
18-22	-	-	Not Used
23	BK/WH	51	Ground
24	OG	440	Battery Positive Voltage

Transmission Control Module (TCM) B Connector

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		AMP 1318757-1 B 26-Way F 025/090 SER 26POS Plug Assembly (WH)
Pin	Wire Color	Circuit No.	Function
1	D-GN/WH	2383	Park Neutral Position (PNP) Switch Reverse Signal
1	D-GN/WH	24	Backup Lamp Supply Voltage
2	-	-	Not Used
3	YE	1481	Hold Mode Indicator Control
4	D-GN/WH	1135	Auto Shift Lock Solenoid Supply Voltage
5	-	-	Not Used
6	D-BU/WH	1296	Input Shaft Speed (ISS) Sensor High Signal
7	WH	2377	Park Neutral Position (PNP) Switch Drive Signal
8	YE	2381	Park Neutral Position (PNP) Switch Neutral Signal
9-15	-	-	Not Used
16	YE/BK	1297	Input Shaft Speed (ISS) Sensor Low Signal
17	-	-	Not Used
18	GY	2380	Park Neutral Position (PNP) Switch Low Gear Signal
19	PK	2384	Park Neutral Position (PNP) Switch 2nd Gear Signal
20	D-GN	2382	Park Neutral Position (PNP) Switch Park Signal
21	-	-	Not Used
22	L-BU	20	Stop Lamp Switch Signal
23	D-BU	2000	Serial Data
24	-	-	Not Used
25	D-GN/WH	817	Vehicle Speed Signal
26	-	-	Not Used

Vehicle Speed Sensor (VSS)

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		YAZAKI 7283-1232-30 3-Way F Connector (BK)
Pin	Wire Color	Circuit No.	Function
1	PK	839	Ignition 1 Voltage
2	BK/WH	51	Ground
3	D-GN/WH	817	Vehicle Speed Signal