K27 Fuel Pump Control Module
WARNING: This page is about a different car, the 2012 Buick Verano. However, it is still accessible from the selected car via links, so may be relevant.
Connector Part Information
- Harness Type: Body
- OEM Connector: 31381-1000
- Service Connector: 19178089
- Description: 38-Way F 2.8 Series, Sealed (BK)
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Terminal Part Information
- Pins: 1, 13, 38
- Terminated Lead: Pending
- Release Tool: J-38125-553
- Diagnostic Test Probe: J-35616-4A (PU)
- Terminal/Tray: 15304720/19
- Core/Insulation Crimp: 4/5
- Pins: 5
- Terminated Lead: Pending
- Release Tool: Pending
- Diagnostic Test Probe: Pending
- Terminal/Tray: Not Available
- Core/Insulation Crimp: Not Available
- Pins: 6
- Terminated Lead: Pending
- Release Tool: Pending
- Diagnostic Test Probe: Pending
- Terminal/Tray: Not Available
- Core/Insulation Crimp: Not Available
- Pins: 8
- Terminated Lead: Pending
- Release Tool: Pending
- Diagnostic Test Probe: Pending
- Terminal/Tray: Not Available
- Core/Insulation Crimp: Not Available
- Pins: 10
- Terminated Lead: Pending
- Release Tool: Pending
- Diagnostic Test Probe: Pending
- Terminal/Tray: Not Available
- Core/Insulation Crimp: Not Available
- Pins: 17
- Terminated Lead: Pending
- Release Tool: Pending
- Diagnostic Test Probe: Pending
- Terminal/Tray: Not Available
- Core/Insulation Crimp: Not Available
- Pins: 18
- Terminated Lead: Pending
- Release Tool: Pending
- Diagnostic Test Probe: Pending
- Terminal/Tray: Not Available
- Core/Insulation Crimp: Not Available
- Pins: 20
- Terminated Lead: Pending
- Release Tool: Pending
- Diagnostic Test Probe: Pending
- Terminal/Tray: Not Available
- Core/Insulation Crimp: Not Available
- Pins: 21
- Terminated Lead: Pending
- Release Tool: Pending
- Diagnostic Test Probe: Pending
- Terminal/Tray: Not Available
- Core/Insulation Crimp: Not Available
- Pins: 22
- Terminated Lead: Pending
- Release Tool: Pending
- Diagnostic Test Probe: Pending
- Terminal/Tray: Not Available
- Core/Insulation Crimp: Not Available
- Pins: 23
- Terminated Lead: Pending
- Release Tool: Pending
- Diagnostic Test Probe: Pending
- Terminal/Tray: Not Available
- Core/Insulation Crimp: Not Available
- Pins: 24
- Terminated Lead: Pending
- Release Tool: Pending
- Diagnostic Test Probe: Pending
- Terminal/Tray: Not Available
- Core/Insulation Crimp: Not Available
- Pins: 25
- Terminated Lead: 13576407
- Release Tool: J-38125-553
- Diagnostic Test Probe: J-35616-4A (PU)
- Terminal/Tray: 15304720/19
- Core/Insulation Crimp: 4/5
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K27 Fuel Pump Control Module
| Pin |
Size |
Color |
Circuit |
Function |
Option |
| 1 |
1.5 |
RD/BU |
3240 |
Battery Positive Voltage |
- |
| 2-4 |
- |
- |
- |
Not Used |
- |
| 5 |
0.5 |
BU |
2500 |
High Speed GMLAN Serial Data (+) (1) |
- |
| 6 |
0.5 |
BU |
2500 |
High Speed GMLAN Serial Data (+) (1) |
- |
| 7 |
- |
- |
- |
Not Used |
- |
| 8 |
0.5 |
WH/BU |
5986 |
Serial Data Communication Enable |
- |
| 9 |
- |
- |
- |
Not Used |
- |
| 10 |
0.5 |
BU/WH |
7446 |
Fuel Line Pressure Sensor Signal |
- |
| 11-12 |
- |
- |
- |
Not Used |
- |
| 13 |
1.5 |
GY |
120 |
Fuel Pump Supply Voltage |
- |
| 14-16 |
- |
- |
- |
Not Used |
- |
| 17 |
0.5 |
WH |
2501 |
High Speed GMLAN Serial Data (-) (1) |
- |
| 18 |
0.5 |
WH |
2501 |
High Speed GMLAN Serial Data (-) (1) |
- |
| 19 |
- |
- |
- |
Not Used |
- |
| 20 |
0.5 |
GN/GY |
465 |
Fuel Pump Primary Relay Control |
- |
| 21 |
0.5 |
VT/GN |
39 |
Run/Crank Ignition 1 Voltage |
- |
| 22 |
0.5 |
BN/RD |
7445 |
5 Volt Reference |
- |
| 23 |
0.5 |
BK/YE |
7447 |
Low Reference |
- |
| 24 |
0.5 |
BARE |
7443 |
Fuel System Control Module Shield Extension |
- |
| 25 |
2.5 |
BK |
450 |
Ground |
- |
| 26-37 |
- |
- |
- |
Not Used |
- |
| 38 |
1.5 |
BK/GN |
1580 |
Low Reference |
- |