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Home >> Chevrolet >> 2022 >> Tahoe PPV, RWD >> Repair and Diagnosis >> Electrical >> Wiring Diagrams >> Inline Harness Connector End Views (X346A - X404L) >> Inline Harness Connector End Views >> X370A Headlining Trim Panel Harness to Instrument Panel Wiring Harness

X370A Headlining Trim Panel Harness to Instrument Panel Wiring Harness

GM3277913Courtesy of GENERAL MOTORS COMPANY
GM3277901Courtesy of GENERAL MOTORS COMPANY
Connector Part Information
  • Harness Type: Headlining Trim Panel Harness
  • OEM Connector: 13889713
  • Service Connector: 19329739
  • Description: 48-Way F 1.2 MCON, 2.8 MCP Series (BK)
Connector Part Information
  • Harness Type: Instrument Panel Wiring Harness
  • OEM Connector: 15512031
  • Service Connector: 19329740
  • Description: 48-Way M 1.2 MCON, 2.8 MCP Series (BK)
Terminal Part Information

Terminal Type ID Terminated Lead Diagnostic Test Probe Terminal Removal Tool
I 19329758 J-35616-12 (BU) J-38125-215A
II 87814662 J-35616-4A (PU) J-38125-557
III 13575574 J-35616-5 (PU) J-38125-215A
IV 19329749 J-35616-13 (BU) J-38125-215A
Pin Size Color Circuit Terminal Type ID Option Function Pin Size Color Circuit Terminal Type ID Option
1 2.5 RD / BU 4540 II - Battery Positive Voltage 1 2.5 RD / BU 4540 III -
2 0.35 BU / YE 4979 II - AUTOSAR CAN Bus [+] 2 Serial Data 2 0.35 BU / YE 4979 III -
3 0.35 WH 4978 II - AUTOSAR CAN Bus [-] 2 Serial Data 3 0.35 WH 4978 III -
4 0.5 GN / BK 3008 I - Active Noise Cancellation Microphone 1 Feedback Signal 4 0.5 GN / BK 3008 IV -
5 0.5 GN / BN 3005 I - Active Noise Cancellation Microphone 1 Signal 5 0.5 GN / BN 3005 IV -
6 0.35 BU / GY 4105 I - AUTOSAR CAN Bus [+] 8 Serial Data 6 0.35 BU / GY 4105 IV -
7 0.35 WH / GY 4104 I - AUTOSAR CAN Bus [-] 8 Serial Data 7 0.35 WH / GY 4104 IV -
8 0.35 BU / VT 8900 I - Police Microphone Input Signal 8 0.5 BU / VT 8900 IV -
9 0.35 YE / VT 2516 I - Telematics Switch Green LED Indicator Control 9 0.35 YE / VT 2516 IV -
10 0.35 GN / WH 2514 I - Telematics Switch Signal 10 0.35 GN / WH 2514 IV -
11 0.35 GN / BK 2515 I - Telematics Switch Supply Voltage 11 0.5 GN / BK 2515 IV -
12 0.35 BN / WH 2517 I - Telematics Switch Red LED Indicator Control 12 0.35 BN / WH 2517 IV -
13 0.5 RD / YE 240 II - Battery Positive Voltage 13 1 RD / YE 240 III -
14 0.35 BU / GY 4105 II - AUTOSAR CAN Bus [+] 8 Serial Data 14 0.35 BU / GY 4105 III -
15 0.35 WH / GY 4104 II - AUTOSAR CAN Bus [-] 8 Serial Data 15 0.35 WH / GY 4104 III -
16 - 17 - - - - - Not Occupied 16 - 17 - - - - -
18 0.35 GN / WH 2854 I - Body Control Module LIN Bus 8 18 0.35 GN / WH 2854 IV -
19 0.35 WH 4978 I - AUTOSAR CAN Bus [-] 2 Serial Data 19 0.5 WH 4978 IV -
20 0.35 BU / YE 4979 I - AUTOSAR CAN Bus [+] 2 Serial Data 20 0.5 BU / YE 4979 IV -
21 0.5 BU 655 I - Cellular Telephone Microphone Signal 21 0.35 BU 655 IV -
22 0.5 BK / BN 654 I - Cellular Telephone Microphone Low Reference 22 0.35 BK / BN 654 IV -
23 0.35 GN / WH 24 I - Backup Lamp Control 23 0.5 GN / WH 24 IV -
24 - - - - - Not Occupied 24 - - - - -
25 0.5 BK 1850 II - Ground 25 0.5 BK 1050 III -
26 0.5 VT / WH 239 II - Run/Crank Ignition 1 Voltage 26 0.5 VT / WH 239 III -
27 - 29 - - - - - Not Occupied 27 - 29 - - - - -
30 0.5 VT / YE 7043 I - Microphone [+] Signal 30 0.35 VT / YE 7043 IV -
31 - - - - - Signal Ground 31 0.35 BK / WH 1851 IV -
32 0.35 BK / YE 1691 I - Automatic Day/Night Mirror Low Reference 32 0.35 BK / YE 1691 IV -
33 0.35 YE / WH 1690 I - Mirror Dimming Signal 33 0.35 YE / WH 1690 IV -
34 0.35 BU / WH 8899 I - Police Microphone Data Signal 34 0.5 BU / WH 8899 IV -
35 - 36 - - - - - Not Occupied 35 - 36 - - - - -
37 2.5 BK 1050 II - Ground 37 2.5 BK 1050 III -
38 0.5 GN / WH 4115 II - Body Control Module LIN Bus 5 38 0.35 GN / WH 4115 III -
39 - 41 - - - - - Not Occupied 39 - 41 - - - - -
42 0.5 BU / BK 7044 I - Microphone [-] Signal 42 0.35 BU / BK 7044 IV -
43 - 48 - - - - - Not Occupied 43 - 48 - - - - -