A/C Low Pressure Switch

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: A/C Low Pressure Switch Connector End View

Courtesy of GENERAL MOTORS CORP.

Pin	Wire	Circuit	Function
A	0.5 D-BU	204	A/C Low Pressure Sensor Signal
B	0.5 BK/WH	451	Ground

Connector Part Information

OEM: 12052644
Service: See Catalog
Description: 2-Way F Metri-Pack 150 Series, Sealed (L-GY)

Terminal Part Information

Terminal/Tray: 12048074/2
Core/Insulation Crimp: E/1
Release Tool/Test Probe: 12094429/J-35616-14 (GN)