Roof Beacon Relay (TRW)

WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Roof Beacon Relay (TRW) Connector End View

Courtesy of GENERAL MOTORS CORP.

Pin	Wire	Circuit	Function
A1	0.5 BK	1050	Ground
A2	3 D-GN	5989	Emergency Lamp Relay Contact Control
B1-B2	-	-	Not Used
C1	2 RD/WH	3140	Battery Positive Voltage
C2	0.5 WH	5990	Emergency Lamp Switch Signal

Connector Part Information

OEM: 12129715
Service: See Catalog
Description: 6-Way F Metri-Pack 280 Series, Flexlock (GY)

Terminal Part Information

Pins: A1, C2
Terminal/Tray: 12110844/4
Core/Insulation Crimp: E/A
Release Tool/Test Probe: 15315247/J-35616-4A (PU)

Pins: A2, C1
Terminal/Tray: 15324340/19
Core/Insulation Crimp: F/G
Release Tool/Test Probe: 12094430/J-35616-4A (PU)