Brake Master Cylinder Pressure Sensor (JL1)

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Brake Master Cylinder Pressure Sensor (JL1) Connector End View

Courtesy of GENERAL MOTORS CORP.

Pin	Wire	Circuit	Function
A	0.5 YE/BK	6032	Low Reference
B	0.5 GY	6031	5-Volt Reference
C	0.5 OG	6030	Brake Master Cylinder Pressure Sensor Signal

Connector Part Information

OEM: 12065287
Service: 88988301
Description: 3-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

Terminal/Tray: 12103881/2
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12180559-1/J-35616-2A (GY)