Trailer Stop/Turn Relay (TZ0)

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: Trailer Stop/Turn Relay (TZ0) Connector End View

Courtesy of GENERAL MOTORS CORP.

Pin	Wire	Circuit	Function
30	-	-	Not Used
85	0.5 PU	16	Turn Signal Flasher Signal
86	0.8 RD/WH	2740	Battery Positive Voltage
87	-	-	Not Used

Connector Part Information

OEM: 12129716
Service: 15306045
Description: 4-Way F Metri-Pack 280 Series (GY)

Terminal Part Information

Pin: 85
Terminal/Tray: 12110847/4
Core/Insulation Crimp: E/5
Release Tool/Test Probe: 15315247/J-35616-4A (PU)

Pin: 86
Terminal/Tray: 12110847/4
Core/Insulation Crimp: C/5
Release Tool/Test Probe: 15315247/J-35616-4A (PU)