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Headlamp Control Module (TSH or T26)

Fig 1: Connector End View Headlamp Control Module (TSH Or T26)
GM1960038Courtesy of GENERAL MOTORS CORP.
Headlamp Control Module (TSH or T26)

Pin Wire Circuit Function
1 0.35 RD - Communication Enable
2 0.35 WH - High Speed GMLAN Serial Data Bus-
3 0.35 YE - High Speed GMLAN Serial Data Bus+
4 0.35 BK - Ground
5 0.35 OG - Linear Interconnect Network (LIN)
6 0.35 RD - Battery Positive Voltage
7 0.5 RD - Battery Positive Voltage
8-9 - - Not Used
10 0.35 BK - Ground
11 0.35 OG - Linear Interconnect Network (LIN)
12 0.35 RD - Battery Positive Voltage
Connector Part Information
  • Harness Type: Right Headlamp
  • OEM Connector: HLP-12V
  • Service Connector: Pending
  • Description: 12-Way F HL Series (WH)
Terminal Part Information
  • Terminated Lead: Service by Connector Assembly - HLP-12V
  • Release Tool: Not Available
  • Diagnostic Test Probe: Not Available
  • Terminal/Tray: Not Available
  • Core/Insulation Crimp: Not Available