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Contents Wiring diagrams Section: Body Electrical All sections

Wiring Systems and Power Management - Component Connector End Views - E Cadillac Escalade GMT900

Body Electrical 20 illustrations ~237 words

Scheme 323

Scheme 323: Electronic Adjustable Pedal (EAP) Assembly (JF4)
Connector Part Information Harness Type: Brake/Clutch OEM Connector: 15477860 Service Connector: Service by Harness - See Part Catalog Description: 6-Way F BFC 180 Series (BK)
Terminal Part Information Terminal/Tray: 173630-7/7 Core/Insulation Crimp: Pins 1-3: E/4 Core/Insulation Crimp: Pins 4-5: E/A Release Tool/Test Probe: 15315247/J-35616-33 (YE)
PinWireCircuitFunction
10.5 TN62075-Volt Reference (AN3)
20.5 PK5289Adjustable Pedal Sensor Signal (AN3)
30.5 GY6206Low Reference (AN3)
41 YE5129Adjustable Pedal Motor Rearward Control
51 PU5130Adjustable Pedal Motor Forward Control
6Not Used

Electronic Adjustable Pedal (EAP) Assembly (JF4)

Scheme 324

Scheme 324: Electronic Brake Control Module (EBCM) (HP2)
Connector Part Information Harness Type: Chassis OEM Connector: 13528146 Service Connector: 19178085 Description: 38-Way F 2.8 Series, Sealed (BK)
Terminal Part Information Pins: 1, 13 Terminated Lead: 13575383 Release Tool: J-38125-11A Diagnostic Test Probe: J-35616-42 (RD) Terminal/Tray: 7116-4142-02/10 Core/Insulation Crimp: D/3 Pins: 2-9, 11, 12, 14-24, 28-37 Terminated Lead: Pending Release Tool: Pending Diagnostic Test Probe: Pending Terminal/Tray: Pending Core/Insulation Crimp: Pending Pins: 25, 38 Terminated Lead: 13575403 Release Tool: J-38125-553 Diagnostic Test Probe: J-35616-4A (PU) Terminal/Tray: 15304720/19 Core/Insulation Crimp: 4/5
PinWireCircuitFunction
15 RD/BK1742Battery Positive Voltage
20.5 BN882Wheel Speed Sensor (WSS) - Right Rear Signal
30.5 GY/BK712812-Volt Reference
40.5 GY/BK712712-Volt Reference
50.5 TN884Wheel Speed Sensor (WSS) - Left Rear Signal
60.5 D-GN872Wheel Speed Sensor (WSS) - Right Front Signal
70.5 YE6046Steering Angle Sensor - Phase A
80.5 TN6048Steering Angle Sensor - Index
90.5 RD/BK442Brake Master Cylinder Piston Position Sensor Signal
10Not Used
110.5 L-BU/WH6311Brake Applied Signal
120.5 L-BU5986Serial Data Communication Enable
135 BK2150Ground
140.5 PK439Ignition Voltage
150.5 OG/BK6045Low Reference
160.5 L-GN6043Steering Angle Sensor Signal
170.5 GY/WH706512-Volt Reference
180.5 TN948Ignition Voltage
190.5 GY60445-Volt Reference
200.5 D-BU6047Steering Angle Sensor - Phase B
210.5 L-BU6106PTLAN
220.5 L-BU/WH6106PTLAN
230.5 TN2501High Speed GMLAN Serial Data Bus
240.5 TN2501High Speed GMLAN Serial Data Bus
253 RD/BK442Battery Positive Voltage
26-27Not Used
280.5 GY/WH706412-Volt Reference
290.5 L-BU/BK830Wheel Speed Sensor (WSS) - Left Front Signal
300.5 TN/WH950Yaw Rate and Lateral Acceleration Sensor Ground
310.5 RD4425-Volt Reference
320.5 D-GN/WH817Vehicle Speed Signal
330.5 D-BU6105PTLAN +
340.5 D-BU/WH6105PTLAN +
350.5 RD/BK442Brake Master Cylinder Piston Position Sensor Signal
360.5 TN/BK2500High Speed GMLAN Serial Data Bus +
370.5 TN/BK2500High Speed GMLAN Serial Data Bus +
383 BK2150Ground

Electronic Brake Control Module (EBCM) (HP2)

Electronic Brake Control Module (EBCM) (JD9 Under 8600 GVW)

Connector Part Information Harness Type: Chassis OEM Connector: 13791725 Service Connector: Pending Description: 38-Way F 2.8 Series, Sealed (BK)
Terminal Part Information Pins: 1, 13, 25, 38 Terminated Lead: Pins 1, 13, 38 - 13575403 Terminated Lead: Pins 25 - 13575392 Release Tool: J-38125-553 Diagnostic Test Probe: J-35616-4A (PU) Terminal/Tray: 15304720/19 Core/Insulation Crimp: 4/5 Pins: 2, 4, 6, 8-12, 14, 15, 18-21, 24, 26-35, 37 Terminated Lead: Pending Release Tool: Pending Diagnostic Test Probe: Pending Terminal/Tray: Pending Core/Insulation Crimp: Pending
PinWireCircuitFunction
13 RD/BK442Battery Positive Voltage
20.5 GY60445-Volt Reference
30.5 TN/BK7334Active Booster Solenoid Control Low
40.5 L-GN6043Steering Angle Sensor Signal
5Not Used
60.5 D-GN872Right Front Wheel Speed Sensor Signal
7Not Available
80.5 YE6046Steering Angle Sensor Phase A
90.5 GY60445-Volt Reference
100.5 OG6030Brake Vacuum Sensor Signal
110.5 D-GN/WH817Vehicle Speed Signal
120.5 OG/BK6045Low Reference
133 BK2150Ground
140.5 YE2501High Speed GMLAN Serial Data Bus
150.5 TN2501High Speed GMLAN Serial Data Bus
160.5 PU/WH7333Active Booster Solenoid Control High
17Not Available
180.5 GY/WH7065Wheel Speed Sensor Control Right Front
190.5 GY/BK7128Wheel Speed Sensor Control Right Rear
200.5 TN884Left Rear Wheel Speed Sensor Signal
210.5 GY/WH7064Wheel Speed Sensor Control Left Front
22-23Not Available
240.5 L-GN/BK6432CAN Bus Low Serial Data
252 RD1640Battery Positive Voltage
260.5 YE/BK2500High Speed GMLAN Serial Data Bus+
270.5 TN/BK2500High Speed GMLAN Serial Data Bus+
280.5 YE/BK6032Low Reference
290.5 D-BU6047Steering Angle Sensor Phase B
300.5 TN6048Steering Angle Sensor Phase C
310.5 BN882Right Rear Wheel Speed Sensor Signal
320.5 D-GN208712-Volt Reference
330.5 GY/BK7127Wheel Speed Sensor Control Left Rear
340.5 L-BU/BK830Left Front Wheel Speed Sensor Signal
350.5 L-BU5986Serial Data Communication Enable
36Not Available
370.5 TN/WH6433CAN Bus High Serial Data
383 BK2150Ground

Electronic Brake Control Module (EBCM) (JD9 Under 8600 GVW)

Scheme 325

Scheme 325: Electronic Brake Control Module (EBCM) (JH6 Over 8600 GVW)
Connector Part Information Harness Type: Chassis OEM Connector: 13546206 Service Connector: 19178086 Description: 38-Way F 250/280/6.3 Series, Sealed ()
Terminal Part Information Pins: 1, 13 Terminal/Tray: 7116-4142-02 Core/Insulation Crimp: A/3 Release Tool/Test Probe: 12094430/J-35616-42 (RD) Pins: 25, 38 Terminal/Tray: 7116-4710-02 Core/Insulation Crimp: 4/5 Release Tool/Test Probe: 15315247/J-35616-4A (PU) Pins: 2-9, 12, 16, 17, 19-21, 23, 24, 28, 29, 31-33, 36, 37 Terminal/Tray: Pending Core/Insulation Crimp: Pending Release Tool/Test Probe: Pending
PinWireCircuitFunction
15 BK2150Ground
20.5 BN882Wheel Speed Sensor Signal Right Rear
30.5 GY/BK7128Wheel Speed Sensor Control Right Rear
40.5 GY/BK7127Wheel Speed Sensor Control Left Rear
50.5 TN884Wheel Speed Sensor Signal Left Rear
60.5 D-GN872Wheel Speed Sensor Signal Right Front
70.5 YE6046Steering Angle Sensor Phase A
80.5 TN6048Steering Angle Sensor Phase C
90.5 L-GN6043Steering Angle Sensor Signal
10-11Not Used
120.5 L-BU5986Serial Data Communication Enable
135 RD/BK1742Battery Positive Voltage
14-15Not Used
160.5 OG/BK6045Low Reference
170.5 GY/WH7065Wheel Speed Sensor Control Right Front
18Not Used
190.5 D-GN208712-Volt Reference
200.5 D-BU6047Steering Angle Sensor Phase B
210.5 L-GN/BK6432CAN Bus Low Serial Data
22Not Used
230.5 TN2501High Speed GMLAN Serial Data (-)
240.5 TN2501High Speed GMLAN Serial Data (-)
253 BK2150Ground
26-27Not Used
280.5 GY/WH7064Wheel Speed Sensor Control Left Front
290.5 L-BU/BK830Wheel Speed Sensor Signal Left Front
30Not Used
310.5 GY60445-Volt Reference
320.5 D-GN/WH817LED Backlight Dimming Control
330.5 TN/WH6433CAN Bus High Serial Data
34-35Not Used
360.5 TN/BK2500High Speed GMLAN Serial Data (+)
370.5 TN/BK2500High Speed GMLAN Serial Data (+)
383 RD442Battery Positive Voltage

Electronic Brake Control Module (EBCM) (JH6 Over 8600 GVW)

Scheme 326

Scheme 326: Electronic Compass Module (YE9)
Connector Part Information Harness Type: Headliner OEM Connector: 13541539 Service Connector: 19179273 Description: 4-Way F AIT II Series (BK)
Terminal Part Information Terminal/Tray: SAIT-A03T-M064/14 Core/Insulation Crimp: P/P Release Tool/Test Probe: J-38125-215A/J-35616-64B (L-BU)
PinWireCircuitFunction
10.35 PK1639Ignition Voltage
20.35 BK1050Ground
30.35 D-GN6134Linear Interconnect Network Bus
4Not Used

Electronic Compass Module (YE9)

Scheme 327

Scheme 327: Electronic Power Steering Motor Control Module X1 (HP2)
Connector Part Information Harness Type: Engine OEM Connector: 13532923 Service Connector: 19179287 Description: 6-Way M 0.64 Series, Sealed (NA)
Terminal Part Information Terminal/Tray: Pending Core/Insulation Crimp: Pending Release Tool/Test Probe: Pending
PinWireCircuitFunction
10.5 TN/BK2500High Speed GMLAN Serial Data Bus +
20.5 TN2501High Speed GMLAN Serial Data Bus
30.5 TN/BK2500High Speed GMLAN Serial Data Bus +
40.5 TN2501High Speed GMLAN Serial Data Bus
50.5 L-BU5986Serial Data Communication Enable
60.5 RD/WH40Battery Positive Voltage

Electronic Power Steering Motor Control Module X1 (HP2)

Scheme 328

Scheme 328: Electronic Power Steering Motor Control Module X2 (HP2)
Connector Part Information Harness Type: Power Steering Motor Cable OEM Connector: 13572743 Service Connector: Service by Harness - See Part Catalog Description: 3-Way F (GY)
Terminal Part Information Terminal/Tray: Service by Harness - See Part Catalog Core/Insulation Crimp: Not Available Release Tool/Test Probe: Not Available
PinWireCircuitFunction
1WHSteering Gear Motor Phase V
2RDSteering Gear Motor Phase W
3BKSteering Gear Motor Phase U

Electronic Power Steering Motor Control Module X2 (HP2)

Scheme 329

Scheme 329: Electronic Power Steering Motor Control Module X3 (HP2)
Connector Part Information Harness Type: Steering Gear Sensor Harness OEM Connector: 6189-1092 Service Connector: Service by Harness - See Part Catalog Description: 13-Way F TS Series, Sealed (GY)
Terminal Part Information Terminal/Tray: 8100-3456/26 Core/Insulation Crimp: K/K Release Tool/Test Probe: 15315247/J-35616-64B (L-BU)
PinWireCircuitFunction
1L-GNLow Reference
2YEDrain Wire
3BK5-Volt Reference
4L-GN5-Volt Reference
5BKDrain Wire
6BKLow Reference
7WHMotor Resolver SIN
8RDMotor Resolver COS
9WHLow Reference
10RDTorque Sensor Input Shaft SIN
11BNTorque Sensor Input Shaft COS
12YETorque Sensor Output Shaft SIN
13BUTorque Sensor Output Shaft COS

Electronic Power Steering Motor Control Module X3 (HP2)

Scheme 330

Scheme 330: Electronic Suspension Control (ESC) Module (Z55 or G69)
Connector Part Information Harness Type: Chassis OEM Connector: 15491307 Service Connector: 89047377 Description: 47-Way F ASG Series (BK)
Terminal Part Information Pins: 2-15, 17-31, 33-46 Terminal/Tray: Pending Core/Insulation Crimp: Pending Release Tool/Test Probe: Pending Pins: 32, 47 Terminal/Tray: 15476168/5 Core/Insulation Crimp: F/3 Release Tool/Test Probe: J-38125-553/J-35616-42 (RD)
PinWireCircuitFunction
1Not Used
20.5 PU/WH12055-Volt Reference
30.5 PU12115-Volt Reference
40.5 OG12085-Volt Reference
50.5 OG/BK12145-Volt Reference
60.5 GY60765-Volt Reference
7Not Used
80.5 WH320Automatic Level Control Exhaust Solenoid Control
90.5 L-BU/WH1112Damping Relay Coil Control
10Not Used
110.5 L-GN/BK1215Low Reference
120.5 BN6077Low Reference
13-16Not Used
170.5 TN/WH1207Left Front Suspension Position Sensor Signal
180.5 TN1213Right Front Suspension Position Sensor Signal
190.5 L-GN/WH1216Right Rear Suspension Position Sensor Signal
20-23Not Used
240.5 TN2501High Speed GMLAN Serial Data Bus
250.5 YE/BK2500High Speed GMLAN Serial Data Bus + (HP2)
0.5 TN/BK2500High Speed GMLAN Serial Data Bus + (except HP2)
260.5 L-BU/BK1212Low Reference
270.5 L-GN/BK1209Low Reference
280.5 D-GN1115Low Reference
290.5 GY/BK1117Low Reference
300.5 GY1113Low Reference
310.5 L-BU5986Serial Data Communication Enable
323 RD/BK2440Battery Positive Voltage
330.5 L-GN/WH1210Left Rear Suspension Position Sensor Signal
340.5 TN6075Real Time Damping Air Pressure Sensor Signal
35-38Not Used
390.5 TN2501High Speed GMLAN Serial Data Bus
400.5 TN/BK2500High Speed GMLAN Serial Data Bus +
410.5 L-BU/BK1206Low Reference
420.5 D-BU/BK1118Right Rear Damper Control
430.5 D-BU/WH1114Left Rear Damper Control
440.5 D-GN1119Low Reference
450.5 L-BU/BK1116Right Front Damper Control
460.5 L-BU/WH1107Left Front Damper Control
473 BK1750Ground

Electronic Suspension Control (ESC) Module (Z55 or G69)

Scheme 331

Scheme 331: Endgate Lock Actuator (without E52 or TB7)
Connector Part Information Harness Type: Endgate OEM Connector: 15374222 Service Connector: 88953268 Description: 2-Way F GT 150 Series Sealed (WH)
Terminal Part Information Terminal/Tray: 12191819/8 Core/Insulation Crimp: 2/A Release Tool/Test Probe: 15315247/J-35616-2A (GY)
PinWireCircuitFunction
A0.8 TN294Door Lock Actuator Unlock Control
B0.8 GY295Door Lock Actuator Lock Control

Endgate Lock Actuator (without E52 or TB7)

Scheme 332

Scheme 332: Engine Control Module (ECM) X1 (except HP2)
Connector Part Information Harness Type: Engine OEM Connector: 15499466 Service Connector: 88988931 Description: 73-Way F Receptacle 0.64 Sealed (BK)
Terminal Part Information Pins: 1-72 Terminated Lead: Pins 1, 12-14, 16, 17, 23, 24, 29-34, 36, 48, 50, 51, 56, 58, 59, 68, 70(-L94), 71(-L94): 13575811 Terminated Lead: Pins 9-11, 18-20, 27, 28, 37, 38, 41, 47, 49, 52, 61, 63-65, 69, 70(L94), 71(L94), 72: 13575575 Release Tool: J-38125-213 Diagnostic Test Probe: J-35616-64B (L-BU) Terminal/Tray: 33467-0003/23 Core/Insulation Crimp: Pins 1, 12-14, 16, 17, 23, 24, 29-34, 36, 48, 50, 51, 56, 58, 59, 68, 70(-L94), 71(-L94): H/H Core/Insulation Crimp: Pins 9-11, 18-20, 27, 28, 37, 38, 41, 47, 49, 52, 61, 64, 65, 69, 70(L94), 71(L94), 72: J/J Core/Insulation Crimp: Pins 63: K/K Pins: 73 Terminated Lead: Pending Release Tool: J-38125-12A Diagnostic Test Probe: J-35616-35 (VT) Terminal/Tray: 1326030-8/17 Core/Insulation Crimp: 4/D
PinWireCircuitFunction
10.35 OG/BK1786Park/Neutral Signal
2-8Not Used
90.5 L-BU/WH6311Brake Switch Signal
100.5 PU/WH1668HO2S High Signal - Bank 1 Sensor 2
110.5 TN/WH1669HO2S Low Signal - Bank 1 Sensor 2
120.35 OG/BK380A/C Refrigerant Pressure Sensor Signal
130.35 TN5514Low Reference
140.35 PU/WH5024CKP Signal Low (Y91)
15Not Used
160.35 PU1589Fuel Level Sensor Signal
170.35 D-BU/WH473High Speed Cooling Fan Relay Control
180.5 D-BU5985Accessory Wakeup Serial Data
190.5 PK439Ignition Voltage
200.5 RD/WH440Battery Positive Voltage
21-22Not Used
230.35 PU1272Low Reference
240.35 D-GN890Fuel Tank Pressure Sensor Signal
25-26Not Used
270.5 TN2501High Speed GMLAN Serial Data Bus
280.5 TN/BK2500High Speed GMLAN Serial Data Bus +
290.35 D-BU1161Accelerator Pedal Position Sensor 1 Signal
300.35 BN1271Low Reference
310.35 TN/BK6049Low Reference
320.35 L-BU1162Accelerator Pedal Position Sensor 2 Signal
330.35 GY27095-Volt Reference
340.35 GY/WH27005-Volt Reference
35Not Used
360.35 TN12745-Volt Reference
370.5 TN/BK472Intake Air Temperature (IAT) Sensor Signal
380.5 TN2760Low Reference
39-40Not Used
410.5 YE492Mass Air Flow (MAF) Sensor Signal
42-46Not Used
470.5 PK/BK1339Ignition Voltage
480.35 WH/BK5039CKP Signal High (Y91)
490.5 TN1671HO2S Low Signal - Bank 2 Sensor 2
500.35 D-GN/WH465Primary Fuel Pump Relay Control
510.35 TN1465Secondary Fuel Pump Relay Control (except NQZ)
520.5 YE/BK625Starter Enable Relay Control
53-55Not Used
560.35 WH/BK11645-Volt Reference
570.35 YE/BK1827Vehicle Speed Signal (L96)
580.35 D-GN335Low Speed Cooling Fan Relay Control
590.35 YE5991Powertrain Relay Coil Control
60Not Used
610.5 WH1310EVAP Canister Vent Solenoid Control
62Not Used
630.8 D-GN/WH459A/C Compressor Clutch Relay Control
640.5 OG/WH3223HO2S Heater Low Control - Bank 2 Sensor 2
650.5 GY/WH3122HO2S Heater Low Control - Bank 1 Sensor 2
66-67Not Used
680.35 BN/WH419Malfunction Indicator Lamp (MIL) Control
690.5 PU1670HO2S High Signal - Bank 2 Sensor 2
700.35 L-BU1937Rear Tank Fuel Level Sensor Signal (except NQZ)
710.35 OG/BK6399Replicated Transmission Output Speed (TOS) Signal (MYD without NQH or NP0)
0.5 PU/WH821Replicated Transmission Output Speed (TOS) Signal (MYD with NQH or NP0)
720.5 L-GN/BK822Signal Return (MYD with NQH or NP0)
733 BK/WH451Ground

Engine Control Module (ECM) X1 (except HP2)

Scheme 333

Scheme 333: Engine Control Module (ECM) X1 (HP2)
Connector Part Information Harness Type: Engine OEM Connector: 13510837 Service Connector: 88988373 Description: 56-Way F MX123 Series Sealed (BU Encased in BK)
Terminal Part Information Pins: 3, 7, 8, 18-20, 55 Terminal/Tray: 33467-0005/23 Core/Insulation Crimp: J/J Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU) Pins: 9, 12, 13, 33-37, 40, 41, 44, 47-49, 54 Terminal/Tray: 33467-0003/23 Core/Insulation Crimp: H/H Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU)
PinWireCircuitFunction
1-2Not Used
30.5 PU5531Hood Switch Signal
4-6Not Used
70.5 L-BU/WH6311Brake Pedal Switch Signal
80.5 PK/BK109Hood Ajar Switch Signal
90.35 TN/BK6049Low Reference
10-11Not Used
120.35 BN/WH419Malfunction Indicator Lamp (MIL) Control
130.35 D-GN/WH465Fuel Pump Relay Control
14-17Not Used
180.5 D-BU5985Serial Data Wake-Up Signal
190.5 PK439Ignition Voltage
200.5 RD/WH440Battery Positive Voltage
21-32Not Used
330.35 WH/BK11645-Volt Reference 2
340.35 GY27095-Volt Reference 1
350.35 TN12745-Volt Reference 1
360.35 BN1271Low Reference
370.35 PU1272Low Reference
38-39Not Used
400.35 YE5991Powertrain Relay Coil Control
410.35 PU5128High Speed Cooling Fan Relay Control
42-43Not Used
440.35 PU1589Fuel Level Sensor Signal
45-46Not Used
470.35 D-BU1161Accelerator Pedal Position Sensor 1 Signal
480.35 D-GN890Fuel Tank Pressure Sensor Signal
490.35 L-BU1162Accelerator Pedal Position Sensor 2 Signal
50-53Not Used
540.35 D-GN335Medium Speed Cooling Fan Relay Control
550.5 WH1310EVAP Canister Vent Solenoid Control
56Not Used

Engine Control Module (ECM) X1 (HP2)

Scheme 334

Scheme 334: Engine Control Module (ECM) X2 (except HP2)
Connector Part Information Harness: Engine OEM: 13528613 (L94, L9H or LC9) OEM: 13536319 (L20 or L96) Service: 19115670 Description: 80-Way F MX123 34566 Series (GY)
Terminal Part Information Pins: 2-3, 16, 34-35, 41-49, 51-52, 63-69 Terminal/Tray: 33467-0003/23 Core/Insulation Crimp: H/H Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU) Pins: 5-14, 17-33, 37-40, 50, 53-61, 70-79 Terminal/Tray: 33467-0005/23 Core/Insulation Crimp: Pins 5-14, 17-22, 29-33, 37-40, 50, 53-61, 70-79: J/J Core/Insulation Crimp: Pins 26-27: K/K Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU)
PinWireCircuitFunction
1Not Used
20.35 PU/WH62705-Volt Reference 2
30.35 GY27015-Volt Reference 2
4Not Used
50.5 BN582TAC Motor Control - 2
60.5 YE581TAC Motor Control - 1
7Not Used
80.5 D-GN/WH428EVAP Canister Purge Solenoid Control
90.5 GY5493Cylinder Shutoff Solenoid Control (3) (L94, LC9 or LMG)
100.5 D-BU5491Cylinder Shutoff Solenoid Control (1) (L94, LC9 or LMG)
110.5 OG5494Cylinder Shutoff Solenoid Control (4) (L94, LC9 or LMG)
120.5 GY/WH3113HO2S Heater Low Control - Bank 1 Sensor 1
130.5 L-GN3212HO2S Heater Low Control - Bank 2 Sensor 1
140.5 L-GN/BK5492Cylinder Shutoff Solenoid Control (2) (L94, LC9 or LMG)
15Not Used
160.35 PU5284Camshaft Actuator Solenoid Control
170.5 D-BU/WH878Fuel Injector 8 Control
180.5 TN/WH845Fuel Injector 5 Control
190.5 YE/BK846Fuel Injector 6 Control
200.5 TN1744Fuel Injector 1 Control
210.5 YE410Engine Coolant Temperature (ECT) Sensor Signal
220.5 TN2761Low Reference
23-25Not Used
260.8 D-BU496Knock Sensor 1 Signal
270.8 GY1716Low Reference
28Not Used
290.8 L-BU1876Knock Sensor 2 Signal
300.8 GY2303Low Reference
31Not Used
320.5 GY23Generator Field Duty Cycle Signal
33Not Used
340.5 BK2755Low Reference
350.35 TN2752Low Reference
36Not Used
370.5 L-GN/BK1745Fuel Injector 2 Control
380.5 PK/BK1746Fuel Injector 3 Control
390.5 L-BU/BK844Fuel Injector 4 Control
400.5 OG/BK877Fuel Injector 7 Control
410.5 GY27055-Volt Reference 1
42Not Used
430.5 GY27045-Volt Reference 1
440.35 D-BU62595-Volt Reference 1
45-49Not Used
500.5 TN/WH331Oil Pressure Sensor Signal
51Not Used
520.35 TN2199Low Reference (6.0L)
530.5 OG/BK469Low Reference
54-55Not Used
560.5 TN1664HO2S Low Signal - Bank 1 Sensor 1
570.5 PU/WH1665HO2S High Signal - Bank 1 Sensor 1
580.5 L-GN432Manifold Absolute Pressure (MAP) Sensor Signal
590.5 PU1666HO2S High Signal - Bank 2 Sensor 1
600.5 TN1667HO2S Low Signal - Bank 2 Sensor 1
610.5 BN25Charge Indicator Control/Charge Indicator Signal
62Not Used
630.35 PU486Throttle Position Sensor 2 Signal
640.35 D-BU/WH6265CMP Sensor Signal
650.35 D-GN485Throttle Position Sensor 1 Signal
660.35 BN6266Low Reference
67Not Used
680.35 WH/BK6271Crankshaft Position (CKP) Sensor Signal
690.35 GY/BK6272Low Reference
700.5 PU2121Ignition Coil 1 Control
710.5 PU/WH2128Ignition Coil 8 Control
720.5 OG2127Ignition Coil 7 Control
730.5 OG/WH2122Ignition Coil 2 Control
740.5 L-BU/WH2126Ignition Coil 6 Control
750.5 D-GN2125Ignition Coil 5 Control
760.5 D-GN/WH2124Ignition Coil 4 Control
770.5 L-BU2123Ignition Coil 3 Control
780.5 BN2129Low Reference
790.5 BN/WH2130Low Reference
80Not Used

Engine Control Module (ECM) X2 (except HP2)

Scheme 335

Scheme 335: Engine Control Module (ECM) X2 (HP2)
Connector Part Information Harness Type: Engine OEM Connector: 15499466 Service Connector: 88988931 Description: 73-Way F MX123 Series, Sealed (BK)
Terminal Part Information Pins: 14, 23, 27, 29, 39, 43, 44, 46, 59, 63, 64, 66 Terminal/Tray: 33467-0003/23 Core/Insulation Crimp: H/H Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU) Pins: 1-9, 11-13, 17-19, 24, 28, 32-35, 40, 42, 48, 49, 52-55, 60, 62, 67-72 Terminal/Tray: 33467-0005/23 Core/Insulation Crimp: Pins 1-5, 11-13, 16-19, 24, 28, 32-35, 40, 42, 48, 49, 52, 53-55, 60, 62, 67-72: J/J Core/Insulation Crimp: Pins 6-9: K/K Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU) Pins: 73 Terminal/Tray: 7116-4152-02/9 Core/Insulation Crimp: A/5 Release Tool/Test Probe: 12094430/J-35616-35 (VT)
PinWireCircuitFunction
10.5 PU2121Ignition Coil 1 Control
20.5 TN1664HO2S Low Signal - Bank 1 Sensor 1
30.5 PU/WH1665HO2S High Signal - Bank 1 Sensor 1
40.5 PU/WH1668HO2S High Signal - Bank 1 Sensor 2
50.5 TN/WH1669HO2S Low Signal - Bank 1 Sensor 2
60.8 L-BU1876Knock Sensor 2 Signal
70.8 GY2303Knock Sensor 2 Signal
80.8 D-BU496Knock Sensor 1 Signal
90.8 GY1716Knock Sensor 1 Signal
10Not Used
110.5 YE581TAC Motor Control - 1
120.5 BN582TAC Motor Control - 2
130.5 PK1339Ignition Voltage
140.35 PU5284Cam Phasor Control
15Not Used
160.5 PK/BK1746Fuel Injector 3 Control
170.5 PU/WH2128Ignition Coil 8 Control
180.5 D-GN/WH2124Ignition Coil 4 Control
190.5 BN/WH2130Low Reference
20-22Not Used
230.35 BN6266Low Reference
240.5 BK2755Low Reference
25-26Not Used
270.35 GY/BK6272Low Reference
280.5 PK/BK1339Ignition Voltage
290.35 TN2752Low Reference
30-31Not Used
320.5 L-GN/BK1745Fuel Injector 2 Control
330.5 OG2127Ignition Coil 7 Control
340.5 D-GN2125Ignition Coil 5 Control
350.5 BN2129Low Reference
36-38Not Used
390.35 D-BU62595-Volt Reference 1
400.5 GY27055-Volt Reference 1
41Not Used
420.5 TN2760Low Reference
430.35 PU/WH62705-Volt Reference 2
440.35 GY27015-Volt Reference 2
45Not Used
460.35 TN2199Low Reference
47Not Used
480.5 D-BU/WH878Fuel Injector 8 Control
490.5 TN/WH845Fuel Injector 5 Control
50-51Not Used
520.5 YE/BK846Fuel Injector 6 Control
530.5 OG/WH2122Ignition Coil 2 Control
540.5 L-BU/WH2126Ignition Coil 6 Control
550.5 L-BU2123Ignition Coil 3 Control
56-58Not Used
590.35 D-BU/WH6265Camshaft Position Sensor Signal
600.5 TN/WH331Oil Pressure Sensor Signal
61Not Used
620.5 TN472Intake Air Temperature (IAT) Sensor Signal
630.35 WH/BK6271Crankshaft Position Sensor Signal
640.35 D-GN485Throttle Position Sensor 1 Signal
65Not Used
660.35 PU486Throttle Position Sensor 2 Signal
670.5 YE492Mass Air Flow (MAF) Sensor Signal
680.5 GY/WH3113HO2S Heater Low Control - Bank 1 Sensor 1
690.5 GY/WH3122HO2S Heater Low Control - Bank 2 Sensor 1
700.5 L-BU/BK844Fuel Injector 4 Control
710.5 OG/BK877Fuel Injector 7 Control
720.5 TN1744Fuel Injector 1 Control
733 BK/WH451Ground

Engine Control Module (ECM) X2 (HP2)

Engine Control Module (ECM) X3 (HP2)

Connector Part Information Harness Type: Engine OEM Connector: 15497996 Service Connector: 88988372 Description: 73-Way F 0.64 2.8 Series, Sealed (GY Encased in BK)
Terminal Part Information Pins: 3-8, 13-18, 22-36, 38, 39, 47, 48, 50-56, 58, 59, 66, 67, 70-72 Terminal/Tray: 33467-0005/23 Core/Insulation Crimp: Pins 3-18, 23, 33-36, 39-56, 59-72 - J/J Core/Insulation Crimp: Pins 22, 38, 58 - K/K Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU) Pins: 10, 11, 21, 37, 49, 57, 66, 68, 69 Terminal/Tray: 33467-0003/23 Core/Insulation Crimp: H/H Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU) Pins: 73 Terminal/Tray: 7116-4152-02/9 Core/Insulation Crimp: A/5 Release Tool/Test Probe: 12094430/J-35616-35 (VT)
PinWireCircuitFunction
1-2Not Used
30.5 TN1667HO2S Low Signal - Bank 2 Sensor 1
40.5 PU1666HO2S High Signal - Bank 2 Sensor 1
50.5 PU1670HO2S High Signal - Bank 2 Sensor 2
60.5 TN1671HO2S Low Signal - Bank 2 Sensor 2
7Not Used
80.5 D-BU941Cooling Pump Relay Control
9Not Used
100.35 GY5493Valve Lifter Oil Manifold (VLOM) Assembly Cylinder 6 Shutoff Solenoid
110.35 D-BU5491Valve Lifter Oil Manifold (VLOM) Assembly Cylinder 1 Shutoff Solenoid
12-14Not Used
150.5 L-GN3212HO2S Heater Low Control - Bank 2 Sensor 1
16-20Not Used
210.35 TN5514Low Reference
220.5 OG/BK469Low Reference
230.5 OG/BK469Low Reference
24-32Not Used
330.5 L-BU6106PTLAN
34Not Used
350.5 TN2761Low Reference
360.5 TN955Low Reference
370.35 GY27005-Volt Reference 1
380.8 GY27045-Volt Reference
390.5 GY27045-Volt Reference 1
40-46Not Used
470.5 TN2501High Speed GMLAN Serial Data Bus
480.5 D-GN/WH428EVAP Canister Purge Solenoid Control
490.35 D-BU473Low Speed Cooling Fan Relay Control
500.5 OG/WH3223HO2S Heater Low Control - Bank 2 Sensor 2
510.5 TN2501High Speed GMLAN Serial Data Bus
520.5 TN2501High Speed GMLAN Serial Data Bus
530.5 D-BU6105PTLAN +
54Not Used
550.5 YE410Engine Coolant Temperature (ECT) Sensor Signal
560.5 YE9545-Volt Reference
570.35 OG/BK380A/C Refrigerant Pressure Sensor Signal
580.5 L-GN432Barometric Pressure Sensor Signal
590.5 L-GN432Manifold Absolute Pressure (MAP) Sensor Signal
60-65Not Used
660.35 OG/BK6399Vehicle Speed Signal (without NQH)
0.5 PU/WH821Vehicle Speed Sensor (VSS) High Signal (NQH)
670.5 L-GN/BK822Vehicle Speed Sensor (VSS) Low Signal (NQH)
680.35 L-GN5492Valve Lifter Oil Manifold (VLOM) Assembly Cylinder 7 Shutoff Solenoid
690.35 OG5494Valve Lifter Oil Manifold (VLOM) Assembly Cylinder 4 Shutoff Solenoid
700.5 TN/BK2500High Speed GMLAN Serial Data Bus +
710.5 TN/BK2500High Speed GMLAN Serial Data Bus +
720.5 TN/BK2500High Speed GMLAN Serial Data Bus +
733 BK/WH451Ground

Engine Control Module (ECM) X3 (HP2)

Scheme 336

Scheme 336: Engine Coolant Temperature (ECT) Sensor
Connector Part Information Harness Type: Engine OEM Connector: 15449028 Service Connector: 88987993 Description: 2-Way F 150 GT Series Sealed (BK)
Terminal Part Information Terminal/Tray: 15326267/19 Core/Insulation Crimp: E/4 Release Tool/Test Probe: 15315247/J-35616-2A (GY)
PinWireCircuitFunction
A0.5 TN2761Low Reference
B0.5 YE410Engine Coolant Temperature (ECT) Sensor Signal

Engine Coolant Temperature (ECT) Sensor

Scheme 337

Scheme 337: Engine Cooling Fan - Left
Connector Part Information Harness Type: Forward Lamp OEM Connector: 15454358 Service Connector: 88987983 Description: 2-Way F 630 GT Series Sealed (BK)
Terminal Part Information Terminal/Tray: 15455571/23 Core/Insulation Crimp: F/3 Release Tool/Test Probe: 15315247/J-35616-42 (RD)
PinWireCircuitFunction
A5 YE5358Auxiliary Cooling Fan Motor Control
B5 L-BU409Cooling Fan Motor Control

Engine Cooling Fan - Left

Engine Cooling Fan - Right

Connector Part Information Harness Type: Forward Lamp OEM Connector: 15454358 Service Connector: 88987983 Description: 2-Way F 630 GT Series Sealed (BK)
Terminal Part Information Terminal/Tray: 15455571/23 Core/Insulation Crimp: F/3 Release Tool/Test Probe: 15315247/J-35616-42 (RD)
PinWireCircuitFunction
A5 BK250Ground
B5 GY532Cooling Fan Motor Control

Engine Cooling Fan - Right

Scheme 338

Scheme 338: Engine Cooling Fan Resistor - Left (HP2)
Connector Part Information Harness Type: Forward Lamp OEM Connector: 15486525 Service Connector: 88988820 Description: 2-Way M Y-Type 9.5 Series, Sealed (BK)
Terminal Part Information Terminal/Tray: 7116-3250/10 Core/Insulation Crimp: G/3 Release Tool/Test Probe: 12094430/J-35616-22 (RD)
PinWireCircuitFunction
15 L-BU409Cooling Fan Motor Control
25 L-BU409Cooling Fan Motor Control

Engine Cooling Fan Resistor - Left (HP2)

Engine Cooling Fan Resistor - Right (HP2)

Connector Part Information Harness Type: Forward Lamp OEM Connector: 15486525 Service Connector: 88988820 Description: 2-Way M Y-Type 9.5 Series, Sealed (BK)
Terminal Part Information Terminal/Tray: 7116-3250/10 Core/Insulation Crimp: G/3 Release Tool/Test Probe: 12094430/J-35616-22 (RD)
PinWireCircuitFunction
15 GY532Cooling Fan Motor Control
25 GY532Cooling Fan Motor Control

Engine Cooling Fan Resistor - Right (HP2)

Scheme 339

Scheme 339: Engine Oil Pressure (EOP) Sensor
Connector Part Information Harness Type: Engine OEM Connector: 13589761 Service Connector: 13501882 Description: 3-Way F GT 150 Series, Sealed (BK)
Terminal Part Information Terminal/Tray: 12191819/8 Core/Insulation Crimp: E/A Release Tool/Test Probe: 15315247/J-35616-2A (GY)
PinWireCircuitFunction
10.5 TN/WH331Oil Pressure Sensor Signal
20.35 GY27055-Volt Reference (except HP2)
0.5 GY27055-Volt Reference (HP2)
30.5 BK2755Low Reference

Engine Oil Pressure (EOP) Sensor

Scheme 340

Scheme 340: Evaporative Emissions (EVAP) Canister Purge Solenoid Valve
Connector Part Information Harness Type: Engine OEM Connector: 12124037 Service Connector: 12124037 Description: 2-Way F Metri-Pack 150 Series Sealed (BK)
Terminal Part Information Terminal/Tray: 12048074/2 Core/Insulation Crimp: E/1 Release Tool/Test Probe: 12094429/J-35616-2A (GY)
PinWireCircuitFunction
A0.5 PK1839Ignition Voltage
B0.5 D-GN/WH428EVAP Canister Purge Solenoid Control

Evaporative Emissions (EVAP) Canister Purge Solenoid Valve

Scheme 341

Scheme 341: Evaporative Emissions (EVAP) Canister Vent Solenoid Valve
Connector Part Information Harness Type: Chassis OEM Connector: 12052643 Service Connector: 12101858 Description: 2-Way F Metri-Pack 150 Series Sealed (RD)
Terminal Part Information Terminal/Tray: 12048074/2 Core/Insulation Crimp: E/1 Release Tool/Test Probe: 12094429/J-35616-2A (GY)
PinWireCircuitFunction
A0.5 WH1310EVAP Canister Vent Solenoid Control
B0.5 RD/WH1840Battery Positive Voltage

Evaporative Emissions (EVAP) Canister Vent Solenoid Valve

Scheme 342

Scheme 342: Evaporator Temperature Sensor (without HP2)
Connector Part Information Harness Type: HVAC OEM Connector: 1-968704-1 Service Connector: 19153186 Description: 2-Way F MQS Series (BK)
Terminal Part Information Terminal/Tray: Service by Harness - See Part Catalog Core/Insulation Crimp: Not Available Release Tool/Test Probe: Not Available
PinWireCircuitFunction
10.35 WH2622Evaporator Temperature Signal
20.35 D-GN6101Low Reference

Evaporator Temperature Sensor (without HP2)