Sunroof Control Module (C3U)

WARNING: This page is about a different car, the 2011 GMC Acadia, 2011 Chevrolet Traverse, and 2011 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Sunroof Control Module (C3U) Connector End View

Courtesy of GENERAL MOTORS CORP.

Pin	Wire	Circuit	Function
1	1 BK	850	Ground
2	-	-	Not Used
3	0.5 YE	43	Ignition Voltage
4	-	-	Not Used
5	0.35 BN	100	Sunroof Switch Open Signal
6	1 RD/WH	3440	Battery Positive Voltage
7	0.35 WH	-	Serial Communication
8-9	-	-	Not Used
10	0.35 OG	110	Sunroof Switch Close Signal

Connector Part Information

Harness Type: Sunroof
OEM Connector: 7283-5909-40
Service Connector: Pending
Description: 10-Way F 1.5 Series (L-GY)

Terminal Part Information

Pin: 1, 6
Terminated Lead: 13575829
Release Tool: J-38125-11A
Diagnostic Test Probe: J-35616-2A (GY)
Terminal/Tray: 7116-4101-08/9
Core/Insulation Crimp: E/A

Pins: 3, 5, 7, 10
Terminated Lead: 13578891
Release Tool: J-38125-11A
Diagnostic Test Probe: J-35616-2A (GY)
Terminal/Tray: 7116-4100-08/9
Core/Insulation Crimp: E/C