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Home >> Chevrolet >> 2022 >> Tahoe PPV, RWD >> Repair and Diagnosis >> Electrical >> Body Electrical >> Inline Harness Connector End Views (X125 - X177) >> Inline Harness Connector End Views >> X125 Engine Wiring Harness to Body Wiring Harness (L84/L87)

X125 Engine Wiring Harness to Body Wiring Harness (L84/L87)

GM4992329Courtesy of GENERAL MOTORS COMPANY
GM4994369Courtesy of GENERAL MOTORS COMPANY
Connector Part Information
  • Harness Type: Engine Wiring Harness
  • OEM Connector: 35179598
  • Service Connector: 19371184
  • Description: 55-Way F 1.2 OCS, 2.8, 6.3 CTS Series, Sealed (GY)
 Connector Part Information
  • Harness Type: Body Wiring Harness
  • OEM Connector: 35205185
  • Service Connector: 84727363
  • Description: 55-Way M 1.2 OCS, 2.8, 6.3 CTS Series, Sealed (GY)
Terminal Part Information

Terminal Type ID Terminated Lead Diagnostic Test Probe Terminal Removal Tool
I 19370818 J-35616-12 (BU) J-38125-215A
II 19371217 J-35616-12 (BU) J-38125-553
III 84634921 J-35616-42 (RD) J-38125-212
IV 84847992 J-35616-32 (OG) J-38125-36
V 84867140 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 - - - - - Not Occupied 1 - 2 - - - - -
3 0.5 BK / BU 1271 I - Accelerator Pedal Position Low Reference 1 3 0.5 BK / BU 1271 V -
4 - - - - - Not Occupied 4 - - - - -
5 0.5 GN / WH 1162 I - Accelerator Pedal Position Signal 2 5 0.5 GN / WH 1162 V -
6 - - - - - Wait To Start Indicator Control 6 0.35 GN / BN 507 V -
7 - 14 - - - - - Not Occupied 7 - 14 - - - - -
15 0.5 YE 4063 I - Hood Status A Signal 15 0.5 YE 4063 V -
16 - 23 - - - - - Not Occupied 16 - 23 - - - - -
24 0.5 BU / GY 4054 I - Private Serial Data Powertrain CAN Bus [-] Serial Data 24 0.35 BU / GY 4054 V -
25 0.5 WH 4055 I - Private Serial Data Powertrain CAN Bus [+] Serial Data 25 0.35 WH 4055 V -
26 - 30 - - - - - Not Occupied 26 - 30 - - - - -
31 0.5 WH / BU 6311 I - Cruise/ETC/TCC Brake Signal 31 0.5 WH / BU 6311 V -
32 - 34 - - - - - Not Occupied 32 - 34 - - - - -
35 0.5 BK / YE 548 I - Engine Control Sensors Low Reference 1 35 0.5 BK / YE 5382 V -
36 0.5 WH / GN 5380 I - Brake Position Sensor Signal 36 0.5 WH / GN 5380 V -
37 0.5 WH / RD 480 I - Engine Control Vehicle Sensors 5 Volt Reference 1 37 0.5 WH / RD 5381 V -
38 - 39 - - - - - Not Occupied 38 - 39 - - - - -
40 0.5 BK / VT 1272 I - Accelerator Pedal Position Low Reference 2 40 0.5 BK / VT 1272 V -
41 - - - - - Not Occupied 41 - - - - -
42 0.5 YE / BK 625 I - Starter Enable Relay Control 42 0.35 YE / BK 625 V -
43 4 BK / WH 6151 III - Engine Control Module Ground 43 4 BK / WH 6151 IV -
44 1 RD / GN 1840 II - Battery Positive Voltage 44 0.75 RD / GN 1840 V -
45 - 46 - - - - - Not Occupied 45 - 46 - - - - -
47 0.5 BU / BN 7573 I - A/C Compressor Solenoid Valve Control 47 0.5 BU / BN 7573 V -
48 - - - - - Not Occupied 48 - - - - -
49 0.5 YE / WH 1161 I - Accelerator Pedal Position Signal 1 49 0.5 YE / WH 1161 V -
50 0.5 WH / RD 1164 I - Accelerator Pedal Position 5V Reference 1 50 0.5 WH / RD 1164 V -
51 0.5 BN / RD 1274 I - Accelerator Pedal Position 5V Reference 2 51 0.5 BN / RD 1274 V -
52 - - - - - Not Occupied 52 - - - - -
53 0.5 BU / YE 7574 I - A/C Compressor Solenoid Valve Control 53 0.5 BU / YE 7574 V -
54 - 55 - - - - - Not Occupied 54 - 55 - - - - -
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