LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Cadillac >> 2019 >> CT6 V >> Repair and Diagnosis >> Electrical >> Wiring Diagrams >> Component Connector End Views (K40D X3 - K99) >> Component Connector End Views >> K73 Telematics Communication Interface Control Module X1 (UE1/UI3+UKL)
April 5, 2026: LEMON Manuals is launched! Read the announcement.

K73 Telematics Communication Interface Control Module X1 (UE1/UI3+UKL)

GM4496253Courtesy of GENERAL MOTORS COMPANY
Connector Part Information
  • Harness Type: Instrument Panel
  • OEM Connector: 33303954
  • Service Connector: 13506123
  • Description: 29-Way F 0.5 NANO, 1.2 MCON Series Sealed (BK)
Terminal Part Information

Terminal Type ID Terminated Lead Diagnostic Test Probe Terminal Removal Tool Service Terminal Tray Name Core Crimp Insulation Crimp
I 19300649 J-35616-16 (LT GN) J-38125-215A Not Available Not Available Not Available Not Available
II 19354361 EL-35616-58 (BK) EL-38125-58 Not Available Not Available Not Available Not Available
Pin Size Color Circuit Function Terminal Type ID Option
1 0.35 RD/BU 3940 Secondary Fused Battery Positive Voltage 39 I -
2 - 3 - - - Not Occupied - -
4 0.35 BK/WH 1551 Ground 15 I -
5 - - - Not Occupied - -
6 0.35 GN/BK 2515 Keypad Control I -
7 - - - Not Occupied - -
8 0.35 BK/WH 1551 Ground 15 I -
9 0.35 WH/GN 1305 High Speed GMLAN Serial Data [-] 9 II -
10 0.35 BU/GN 1304 High Speed GMLAN Serial Data [+] 9 II -
11 0.35 GN/WH 2514 Keypad Signal II -
12 0.35 WH/BU 5986 Serial Data Communication Enable II -
13 0.35 BARE 1792 Low Reference 7 II UE1/UI3
14 0.35 BK/GY 5152 Voice Recognition Audio [-] Control II UE1/UI3
15 0.35 GY/YE 5149 Voice Recognition Audio Signal II UE1/UI3
16 0.35 WH/GN 1305 High Speed GMLAN Serial Data [-] 9 II -
17 0.35 BU/GN 1304 High Speed GMLAN Serial Data [+] 9 II -
18 0.35 GY/GN 7271 Emergency Response Accident Speaker [-] Control II UI3
19 0.35 YE/VT 2516 Keypad Green LED Control II -
20 0.35 BARE 1782 Low Reference 6 II UE1/UI3
21 0.35 BK/BN 654 Cellular Telephone Microphone Low Reference II UE1/UI3
22 0.35 BU 655 Cellular Telephone Microphone Signal II UE1/UI3
23 0.35 GY/GN 1102 Low Speed GMLAN Serial Data 2 II -
24 - - - Not Occupied - -
25 0.35 WH/VT 7270 Emergency Response Accident Speaker [+] Control II UI3
26 0.35 BN/WH 2517 Keypad Red LED Control II -
27 - - - Not Occupied - -
28 0.35 GY/WH 7211 Ethernet Bus 4 [+] II UE1/UI3
29 0.35 GY 7210 Ethernet Bus 4 [-] II UE1/UI3