K111 Fuel Pump Driver Control Module (L8T+N2N)
WARNING: This page is about a different car, the 2023 GMC Sierra 3500 HD and 2023 GMC Sierra 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
 Courtesy of GENERAL MOTORS COMPANY
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Connector Part Information
- Harness Type: Chassis Wiring Harness
- OEM Connector: 33222138
- Service Connector: 19333026
- Description: 46-Way F 1.2 OCS, 2.8, 6.3 CTS Series, Sealed (GY)
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Terminal Part Information
| Terminal Type ID |
Terminated Lead |
Diagnostic Test Probe |
Terminal Removal Tool |
| I |
13575368 |
J-35616-35 (VT) |
J-38125-36 |
| II |
19370818 |
J-35616-12 (BU) |
J-38125-215A |
| III |
84634921 |
J-35616-42 (RD) |
J-38125-212 |
| Pin |
Size |
Color |
Circuit |
Function |
Terminal Type ID |
Option |
| 1 |
2.5 |
WH/BN |
4138 |
Fuel Pump Supply Voltage Phase 3 |
III |
- |
| 2 |
2.5 |
GY |
120 |
Fuel Pump Control |
I |
- |
| 3 |
0.5 |
VT/GN |
439 |
Run/Crank Ignition 1 Voltage |
I |
- |
| 4 - 5 |
- |
- |
- |
Not Occupied |
- |
- |
| 6 |
0.5 |
YE/BU |
1465 |
Secondary Fuel Pump Relay Control |
II |
- |
| 7 |
0.5 |
BU/BN |
4498 |
High Speed GMLAN Serial Data [+] 7 |
II |
- |
| 8 |
0.5 |
WH |
4499 |
High Speed GMLAN Serial Data [-] 7 |
II |
- |
| 9 |
- |
- |
- |
Not Occupied |
- |
- |
| 10 |
0.5 |
VT/GN |
4320 |
Powertrain Sensor Bus Enable |
II |
- |
| 11 |
0.5 |
GN/GY |
465 |
Fuel Pump Primary Relay Control |
II |
- |
| 12 |
2.5 |
BK/GN |
1580 |
Fuel Pump Low Reference |
I |
- |
| 13 |
2.5 |
BU/GN |
2120 |
Secondary Fuel Pump Control |
I |
- |
| 14 |
2.5 |
BK |
1750 |
Ground |
III |
- |
| 15 |
0.5 |
BN |
7444 |
Fuel Pump Assembly Shield Ground |
II |
- |
| 16 - 18 |
- |
- |
- |
Not Occupied |
- |
- |
| 19 |
0.5 |
BN/RD |
7445 |
Fuel Line Pressure Sensor 5V Reference |
II |
- |
| 20 |
0.5 |
BU/WH |
7446 |
Fuel Pressure Sensor Signal |
II |
- |
| 21 |
0.5 |
BK/GN |
6281 |
Fuel Level Sensor Low Reference |
II |
- |
| 22 |
0.5 |
BK/BU |
6282 |
Fuel Level Sensor 2 Low Reference |
II |
- |
| 23 |
0.5 |
BK/BN |
6284 |
Fuel Tank Pressure Sensor Low Reference |
II |
- |
| 24 - 29 |
- |
- |
- |
Not Occupied |
- |
- |
| 30 |
2.5 |
YE/GY |
4137 |
Fuel Pump Supply Voltage Phase 2 |
III |
- |
| 31 - 34 |
- |
- |
- |
Not Occupied |
- |
- |
| 35 |
0.5 |
BK/YE |
7447 |
Fuel Pressure Sensor Low Reference |
II |
- |
| 36 |
- |
- |
- |
Not Occupied |
- |
- |
| 37 |
0.5 |
BU/VT |
1589 |
Primary Fuel Level Sensor Signal |
II |
- |
| 38 |
0.5 |
BU/WH |
1937 |
Secondary Fuel Level Sensor Signal |
II |
- |
| 39 |
0.5 |
YE/RD |
2709 |
Fuel Tank Pressure Sensor 5V Reference |
II |
- |
| 40 |
0.5 |
BU/GN |
890 |
Fuel Tank Pressure Sensor Signal |
II |
- |
| 41 - 42 |
- |
- |
- |
Not Occupied |
- |
- |
| 43 |
0.5 |
WH |
1310 |
EVAP Vent Solenoid Valve Control |
II |
- |
| 44 - 45 |
- |
- |
- |
Not Occupied |
- |
- |
| 46 |
2.5 |
RD/VT |
5340 |
Battery Positive Voltage |
III |
- |