Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
K74 Human Machine Interface Control Module X1 (IO5/IO6)
2020 GMC Acadia SLE, 2.5L Eng VIN ASECTION K74 Human Machine Interface Control Module X1 (IO5/IO6)
WARNING: This page is about a different car, the 2019 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
Connector Part Information
|
Terminal Part Information
| Terminal Type ID | Terminated Lead | Diagnostic Test Probe | Terminal Removal Tool | Service Terminal | Tray Name | Core Crimp | Insulation Crimp |
|---|---|---|---|---|---|---|---|
| I | 13575742 | J-35616-64B (LT BU) | J-38125-215A | Not Available | Not Available | Not Available | Not Available |
| II | 13575867 | J-35616-64B (LT BU) | J-38125-215A | Not Available | Not Available | Not Available | Not Available |
| III | 19119865 | J-35616-64B (LT BU) | J-38125-215A | Not Available | Not Available | Not Available | Not Available |
| Pin | Size | Color | Circuit | Function | Terminal Type ID | Option |
|---|---|---|---|---|---|---|
| 1 | 0.35 0.5 |
BU GY/YE |
655 5149 |
Cellular Telephone Microphone Signal Voice Recognition Audio Signal |
II I |
IO5/IO6-UE1 UE1+IO5/IO6 |
| 2 | 0.35 0.5 |
BK/BN BK/GY |
654 5152 |
Cellular Telephone Microphone Low Reference Voice Recognition Audio Low Reference |
II I |
IO5/IO6-UE1 UE1+IO5/IO6 |
| 3 - 4 | - | - | - | Not Occupied | - | - |
| 5 | 0.35 | WH/BU | 5986 | Serial Data Communication Enable | II | IO5/IO6 |
| 6 | - | - | - | Not Occupied | - | - |
| 7 | 0.75 | RD/VT | 340 | Battery Positive Voltage | III | IO5/IO6 |
| 8 | 0.75 | BK/WH | 1551 | Signal Ground | III | IO5/IO6 |
| 9 | 0.35 | GN/WH | 7527 | Local Interconnect Network Serial Data Bus 5 | II | IO5/IO6 |
| 10 | - | - | - | Not Occupied | - | - |
| 11 | 0.35 0.5 |
BU/GN BU/GN |
1304 1304 |
High Speed GMLAN Serial Data (+)9 High Speed GMLAN Serial Data (+)9 |
II I |
IO5/IO6-UE1 UE1+IO5/IO6 |
| 12 | 0.35 0.5 |
WH/GN WH/GN |
1305 1305 |
High Speed GMLAN Serial Data (-)9 High Speed GMLAN Serial Data (-)9 |
II I |
IO5/IO6-UE1 UE1+IO5/IO6 |
| 13 | 0.35 | BU/GN | 1304 | High Speed GMLAN Serial Data (+)9 | II | IO5/IO6 |
| 14 | 0.35 | WH/GN | 1305 | High Speed GMLAN Serial Data (-)9 | II | IO5/IO6 |
| 15 - 16 | - | - | - | Not Occupied | - | - |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.