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Daytime Running Lamps (DRL) Control Module

WARNING: This page is about a different car, the 2008 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Daytime Running Lamps (DRL) Control Module Connector End View
GM820223Courtesy of GENERAL MOTORS CORP.
Daytime Running Lamps (DRL) Control Module

Pin Wire Color Function
A RD/BK Low Beam Control
B WH/BK Ground
1 RD/BK Battery Voltage
2 GN/OG Fog Lamp Relay Control
3 RD Headlamps ON Indicator Control
4 RD/YE Headlamp Relay Control
5 RD Headlamps ON/Low Beam Position
6 YE Generator Load Signal
7 WH/BK Ground
8 RD/WH Brake Signal
9 RD/BK Park Brake Switch Signal
10 RD/WH Ignition Voltage
11 WH/RD DIM Relay Control
12 GN/BK Tail Relay Control
13 GN/WH Park Lamps Signal
14 RD/WH High Beam/Flash Signal
15 - Not Used
16 GN/RD Ambient Light Sensor Ground
17 GN/OG Ambient Light Sensor Signal
18 GN/YE Ambient Light Sensor Supply Voltage
Connector Part Information 
  • OEM: 90980-12034
  • Service: N/A
  • Description: WH