Junction Block - Left I/P X4 (except Y91)
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2008 GMC Yukon XL, 2008 GMC Yukon, 2008 Chevrolet Tahoe, 2008 Chevrolet Suburban, and 2008 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Junction Block - Left I/P X4 (except Y91)
| Pin | Wire | Circuit | Function |
|---|---|---|---|
| 1 | 0.35 D-GN | 5060 | Low Speed GMLAN Serial Data ( UE1, U2K or UK6) |
| 2 | 0.5 RD/WH | 340 | Battery Positive Voltage (UK6) |
| 0.5 RD/WH | 340 | Battery Positive Voltage (U2K) | |
| 3 | 0.5 D-GN/WH | 817 | Vehicle Speed Signal (U3R, U3U or UVB) |
| 4 | 2 BK | 2550 | Ground (UQA) |
| 5 | 0.5 BK | 2550 | Ground (UE1) |
| 0.5 BK | 2550 | Ground (U2K) | |
| 6 | 0.5 RD/WH | 3240 | Battery Positive Voltage (UE1) |
| 7 | 0.5 BK | 2550 | Ground (U42 or UK6) |
| 0.5 BK | 2550 | Ground (U42) | |
| 8 | 0.8 RD/WH | 1040 | Battery Positive Voltage (D07) |
Connector Part Information
Terminal Part Information
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