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Home >> Cadillac >> 2016 >> CTS Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 13 (Wiring Systems And Power Management - Component Connector End Views - K9 X3 To M28R T4F (Coupe)) >> Component Connector End Views >> K26 Headlamp Control Module
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K26 Headlamp Control Module

WARNING: This page is about a different car, the 2015 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
GM1862109
Connector Part Information
  • Harness Type: Forward Lamp
  • OEM Connector: 31381-1000
  • Service Connector: 19178089
  • Description: 38-Way F 0.64, 280 GT Series, Sealed (BK)
Terminal Part Information

Terminal Type ID Terminated Lead Diagnostic Test Probe Terminal Removal Tool Service Terminal Tray Core Crimp Insulation Crimp
I 13576356 J-35616-4A (PU) J-38125-553 Not Available Not Available Not Available Not Available
II 13578924 J-35616-64B (LT BU) J-38125-215A Not Available Not Available Not Available Not Available
Pin Size Color Circuit Function Terminal Type ID Option
1 0.5 RD/WH 2140 Battery Positive Voltage I T4F or TR7
2 0.35 OG/BK 5177 Left Headlamp Leveling Motor (2) II TR7
3 0.35 YE/BK 5176 Left Headlamp Leveling Motor (1) II TR7
4 0.35 VT/WH 5178 Left Headlamp Leveling Motor (3) II TR7
5 0.35 BK 5752 Left Headlamp Leveling Motor Return II T4F or TR7
6 - - - Not Occupied - -
7 0.5 TN 2501 High Speed GMLAN Serial Data (-) (1) II LSA
8 0.5 TN/BK 2500 High Speed GMLAN Serial Data (+) (1) II LSA
9 - - - Not Occupied - -
10 0.35 BN/WH 5180 Right Headlamp Leveling Motor (1) II TR7
11 0.35 OG/WH 5182 Right Headlamp Leveling Motor (3) II TR7
12 0.35 GY/BK 5183 Right Headlamp Leveling Motor (4) II TR7
13 - - - Not Occupied - -
14 0.35 GY 5179 Left Headlamp Leveling Motor (4) II TR7
15 0.35 D-GN 7131 LH Headlamp Adaptive Forward Lighting System (AFS) Motor Signal #3 II T4F
16 0.35 BN 7129 LH Headlamp Adaptive Forward Lighting System (AFS) Motor Signal #1 II T4F
17-18 - - - Not Occupied - -
19 0.5 TN 2501 High Speed GMLAN Serial Data (-) (1) II LSA
20 0.5 TN/BK 2500 High Speed GMLAN Serial Data (+) (1) II LSA
21 - - - Not Occupied - -
22 0.35 OG 7133 RH Headlamp Adaptive Forward Lighting System (AFS) Motor Signal #1 II T4F
23 0.35 TN 7135 RH Headlamp Adaptive Forward Lighting System (AFS) Motor Signal #3 II T4F
24 0.35 PK/BK 5181 Right Headlamp Leveling Motor (2) II TR7
25 0.5 BK 250 Ground I T4F or TR7
26 0.35 L-BU 7130 LH Headlamp Adaptive Forward Lighting System (AFS) Motor Signal #2 II T4F
27 0.35 GY 7132 LH Headlamp Adaptive Forward Lighting System (AFS) Motor Signal #4 II T4F
28-33 - - - Not Occupied - -
34 0.35 L-BU 5986 Serial Data Communication Enable II T4F or TR7
35 0.35 L-GN/BK 5753 Right Headlamp Leveling Motor Return II T4F or TR7
36 0.35 PK 7134 RH Headlamp Adaptive Forward Lighting System (AFS) Motor Signal #2 II T4F
37 0.35 YE 7136 RH Headlamp Adaptive Forward Lighting System (AFS) Motor Signal #4 II T4F
38 - - - Not Occupied - -