Junction Block - Left I/P C1
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Junction Block - Left I/P C1 Connector Parts Information
Connector Part Information
|
Junction Block - Left I/P C1 Connector Terminal Identification
| Pin | Wire Color | Circuit No. | Function |
|---|---|---|---|
| A1 | RD/WH | 4440 | Battery Positive Voltage |
| A2 | - | - | Not Used |
| A3 | PK | 239 | Ignition 1 Voltage |
| PK | 239 | Ignition 1 Voltage | |
| A4 | PK | 239 | Ignition 1 Voltage |
| PK | 239 | Ignition 1 Voltage (Export) | |
| A5 | BK | 2550 | Ground (Y91 w/U42) |
| BK | 2550 | Ground (Y91 w/U42/UK6) | |
| B1 | - | - | Not Used |
| B2 | L-BU | 1320 | CHMSL Supply Voltage |
| L-BU | 1320 | CHMSL Supply Voltage (Export) | |
| B3 | BK | 2550 | Ground |
| B4 | GY | 157 | Cargo Lamp Supply Voltage |
| B5 | - | - | Not Used |
| C1 | PK | 1639 | Ignition 1 Voltage |
| C2 | BN/WH | 230 | Instrument Panel Lamp Dimming Control |
| C3 | BK | 2550 | Ground (Y91 w/UE1) |
| BK | 2550 | Ground (Y91w/U2K) | |
| C4 | YE/BK | 5813 | Park Enable Supply Voltage (JF4) |
| C5 | - | - | Not Used |
| D1 | RD/WH | 1340 | Battery Positive Voltage |
| D2 | - | - | Not Used |
| D3 | BN/WH | 230 | Instrument Panel Lamp Dimming Control (CF5) |
| D4-D5 | - | - | Not Used |
| E1 | BK/WH | 1851 | Ground (BRS) |
| BK/WH | 1851 | Ground (XA7) | |
| E3 | BK/WH | 1851 | Ground |
| BK/WH | 1851 | Ground | |
| F1 | RD/BK | 642 | Battery Positive Voltage |
| G1 | BK/WH | 1851 | Ground |
| BK/WH | 1851 | Ground | |
| H1 | BK/WH | 1851 | Ground |
| BK/WH | 1851 | Ground | |
| K1 | BK/WH | 1851 | Ground |
| BK/WH | 1851 | Ground | |
| K2 | BK/WH | 1851 | Ground |
| K3 | BK/WH | 1851 | Ground |
| BK/WH | 1851 | Ground (Export) | |
| L1 | OG | 6815 | Inadvertent Power Control |
| L2 | RD/WH | 240 | Battery Positive Voltage (TQ5/TRW/UG1) |
| L3 | PU/WH | 6816 | Indicator Dimming Control |
| L4 | WH/BK | 5515 | Inside Air Temperature Sensor Assembly Control (CJ2) |
| L5 | - | - | Not Used |
| M1 | - | - | Not Used |
| M2 | D-BU | 38 | Backup Lamp Relay Control |
| D-BU | 38 | Backup Lamp Relay Control | |
| M3 | PU/WH | 6816 | Indicator Dimming Control |
| PU/WH | 6816 | Indicator Dimming Control (Z75) | |
| M4 | D-GN | 734 | Inside Air Temperature Sensor Signal (CJ2) |
| M5 | - | - | Not Used |
| N1 | D-GN/WH | 636 | Ambient Air Temperature Sensor Signal (DF5) |
| N2 | YE | 61 | Low Reference (DF5) |
| N3-N4 | - | - | Not Used |
| N5 | PK | 1139 | Ignition 1 Voltage |
| P1 | PK | 1691 | Low Reference (DL3/DR4) |
| P2 | GY | 1690 | Automatic Day/Night Mirror Signal (DL3/DR4) |
| P3-P4 | - | - | Not Used |
| P5 | D-GN | 6101 | Low Reference |