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Transmission Control Module (TCM) X3 (AF33-5)

Fig 1: Transmission Control Module (TCM) X3 (AF33-5) Connector End View

GM1913370

Courtesy of GENERAL MOTORS CORP.

Transmission Control Module (TCM) X3 (AF33-5)

Pin	Wire	Circuit	Function
1	WH	1222	Shift Solenoid Valve 1 High Control
2	BK	1223	Shift Solenoid Valve 2 High Control
3	GN	1994	Line Pressure Control Solenoid Valve High Control
4-5	-	-	Not Used
6	GY	5510	Line Pressure Control Solenoid Valve Low Control
7	BN	5509	TCC Pressure Control Solenoid Valve Low Control
8	-	-	Not Used
9	L-GN	5511	TCC Pressure Control Solenoid Valve High Control
10	BU	5508	Shift Pressure Control Solenoid Valve Low Control
11-12	-	-	Not Used
13	OG	N/A	Trasnsmission Fluid Temperature Sensor Low Reference
14	OG	N/A	Trasnsmission Fluid Temperature Sensor Signal
15	-	-	Not Used
16	RD	2880	Shift Pressure Control Solenoid Valve High Control
17	YE	898	Shift Solenoid Valve 3 High Control
18-20	-	-	Not Used
21	L-BU	2527	Shift Solenoid Valve 5 High Control
22	PU	2879	Shift Solenoid Valve 4High Control

Connector Part Information

OEM: 61890031
Service: Non-Serviceable
Description: Conn 22-Way M (D-GR)

Terminal Part Information

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