Automatic Transmission

WARNING: This page is about a different car, the 2009 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Automatic Transmission Connector End View

Courtesy of GENERAL MOTORS CORP.

Pin	Wire	Circuit	Function
1-2	-	-	Not Used
3	0.5 OG/BK	1786	Park/Neutral Signal
4	0.35 RD/WH	1440	Battery Positive Voltage
5	0.8 BK/WH	1551	Ground
6	0.35 WH	17	Stop Lamp Switch Signal
7	0.35 PU	5526	Tap Up/Tap Down Switch Signal
8	-	-	Not Used
9	0.35 YE/BK	5728	ECM/TCM Serial Data Wake Up
10	0.5 TN/BK	2500	High Speed GMLAN Serial Data Bus (+)
11	0.5 TN	2501	High Speed GMLAN Serial Data Bus (-)
12	0.75 PK	239	Ignition 1 Voltage
13	0.5 TN	2501	High Speed GMLAN Serial Data Bus (-)
14	0.5 TN/BK	2500	High Speed GMLAN Serial Data Bus (+)
15-16	-	-	Not Used

Connector Part Information

OEM: 09430731
Service: 15131300
Description: 16-Way F 1.5 Pin Housing Connector Assembly (BK)

Terminal Part Information

Terminal/Tray: 12191812/19
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 15315247/J-35616-2A (GY)