Input Speed Sensor (ISS) (M30)

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: Input Speed Sensor (ISS) (M30) Connector End View

Courtesy of GENERAL MOTORS CORP.

Pin	Wire	Circuit	Function
A	0.5 BK	1230	AT ISS High Signal
B	0.5 RD	839	Ignition 1 Voltage
C	0.5 D-GN	1231	AT ISS Low Signal

Connector Part Information

OEM: 15492436
Service: See Catalog
Description: 3-Way M Metri-Pack 150 Series (L-GY)

Terminal Part Information

Terminal/Tray: 12124075/5
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12180559-1/J-35616-14 (GN)