Electronic Power Steering (EPS) Control Module C2

WARNING: This page is about a different car, the 2007 Pontiac G5 Pursuit, 2007 Pontiac G5, and 2007 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Power Steering Control Module (PSCM) C2 Connector

Courtesy of GENERAL MOTORS CORP.

Electronic Power Steering (EPS) Control Module C2 Connector & Terminal Parts Information

Connector Part Information

OEM: 15438391
Service: 88988409
Description: 6-Way F 040 (GY)

Terminal Part Information

Terminal/Tray: 173681-2/17
Core/Insulation Crimp: E/4
Release Tool/Test Probe: 15315247/J-35616-16 (L-GN)

Electronic Power Steering (EPS) Control Module C2 Terminal Identification

Pin	Wire Color	Circuit No.	Function
1	TN/BK	2500	High Speed GMLAN Serial Data Bus (+)
2	TN	2501	High Speed GMLAN Serial Data Bus (-)
3	-	-	Not Used
4	BN/WH	2500	High Speed GMLAN Serial Data Bus (+)
5	BN	2501	High Speed GMLAN Serial Data Bus (-)
6	PK	1539	Ignition 1 Voltage