Automatic Transmission Related Connector End Views

WARNING: This page is about a different car, the 2006 Buick LaCrosse and 2006 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.

Transmission Control Module (TCM), Engine Side - 3.6L

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		15476993 49-Way F GT 280 Micro-64 Series, Sealed (BK)
Pin	Wire Color	Circuit No.	Function
1	BN	418	TCC PWM Solenoid Valve Control
2	L-GN	1222	1-2 Shift Solenoid Valve Control
3	RD/BK	1230	ISS High Signal
4-5	-	-	Not Used
6	D-GN	2362	High Speed GMLAN Serial Data Bus
7	YE	2361	High Speed GMLAN Serial Data Bus
8	-	-	Not Used
9	WH	1804	TCC Release Switch Signal
10	-	-	Not Used
11	BN	1141	Ignition 3 Voltage
12-15	-	-	Not Used
16	PU	401	VSS Low Signal
17	L-BU/WH	1229	PC Solenoid Valve Low Control
18-19	-	-	Not Used
20	YE/BK	1223	2-3 Shift Solenoid Valve Control
21-22	-	-	Not Used
23	GY	773	Transmission Range Signal C
24-25	-	-	Not Used
26	D-BU/WH	1231	ISS Low Signal
27-28	-	-	Not Used
29	BK/WH	771	Transmission Range Signal A
30	BK	2762	Low Reference
31	PK	1339	Ignition 1 Voltage
32	OG	1640	Battery Positive Voltage
33-34	-	-	Not Used
35	YE/BK	1227	TFT Sensor Signal
36	-	-	Not Used
37	L-BU	6106	High Speed GMLAN Serial Data Bus
38	D-BU	6105	High Speed GMLAN Serial Data Bus
39	WH	776	Transmission Range Signal P
40	RD/BK	1228	PC Solenoid Valve High Control
41	YE	400	VSS High Signal
42	WH	17	Stop Lamp Switch Signal
43-45	-	-	Not Used
46	YE	772	Transmission Range Signal B
47-48	-	-	Not Used
49	BK/WH	1451	Ground

Vehicle Speed Sensor Connector, Wiring Harness Side - 3.6L

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12162195 2-Way F Metri-Pack 150 2 Pull to Seat Series, Sealed (BK)
Pin	Wire Color	Circuit No.	Function
A	PU	401	VSS Low Signal
B	YE	400	VSS High Signal

Vehicle Speed Sensor Connector, Wiring Harness Side - 3.8L

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		15336004 2-Way F GT 150 Series Sealed (BK)
Pin	Wire Color	Circuit No.	Function
A	PU	401	VSS Low Signal
B	YE	400	VSS High Signal