K9 Body Control Module X2 Connector End View

WARNING: This page is about a different car, the 2011 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: K9 Body Control Module X2 Connector End View

Courtesy of GENERAL MOTORS CORP.

K9 Body Control Module X2

Pin	Color	Circuit	Function
1	1.50 OG	6815	Inadvertent Power Control
2	1.50 BK	1650	Ground
3	2.5 GY	975	Battery Positive Voltage
4	2.5 RD/WH	1440	Battery Positive Voltage
5	0.5 GY	157	Interior Lamp Control
6	-	-	Not Used
7	0.5 D-BU/YE	5361	Brake Apply Sensor Signal
8	0.5 YE	6817	LED Backlight Dimming Control
9	-	-	Not Used
10	0.35 WH	278	Ambient Light Sensor Signal
11	0.5 VT/YE	5526	Tap Up/Tap Down Switch Signal
12	-	-	Not Used
13	0.5 GY	5381	5 Volt Reference
14	0.5 D-BU/VT	1788	Traction Control Switch Signal (1)
15	-	-	Not Used
16	0.5 GY	3273	Remote Function Actuator Return
17-20	-	-	Not Used
21	0.5 GY	6135	Linear Interconnect Network Bus 4
22	0.5 L-GN	5060	Low Speed GMLAN Serial Data
23	0.5 WH	2501	High Speed GMLAN Serial Data (-) (1)
24	0.5 D-BU	2500	High Speed GMLAN Serial Data (+) (1)
25	0.5 GY/WH	3272	Remote Function Actuator Supply Voltage
26	0.35 L-GN/WH	111	Hazard Switch Signal
27	0.5 YE/L-GN	3274	Remote Function Actuator Transmit Signal

Connector Part Information

Harness Type: Instrument Panel
OEM Connector: 13277344
Service Connector: 13576637
Description: 27-Way F 64 Series (L-BU)

Terminal Part Information

Pins: 1, 2
Terminated Lead: Pending
Release Tool: 12094429
Diagnostic Test Probe: J-35616-35 (VT)
Terminal/Tray: SNAC-A061T-M2.8/20
Core/Insulation Crimp: E/A

Pins: 3, 4
Terminated Lead: Pending
Release Tool: 12094429
Diagnostic Test Probe: J-35616-35 (VT)
Terminal/Tray: SNAC-A081T-M2.8/20
Core/Insulation Crimp: A/D

Pins: 5, 7, 8, 10, 11, 13, 14, 16, 21-27
Terminated Lead: Pending
Release Tool: 12094429
Diagnostic Test Probe: J-35616-64B (L-BU)
Terminal/Tray: SNAC3-A021T-M0.64/20
Core/Insulation Crimp: J/J