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.
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HOMESERVICE MANUALSCHEVROLET2006SUBURBAN C1500, 5.3 ZREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 660 (CELLULAR COMMUNICATION SYSTEMS)COMPONENT LOCATORCELLULAR COMMUNICATION CONNECTOR END VIEWS
2006 Chevrolet Suburban C1500, 5.3 Z
Cellular Communication Connector End Views
2006 Chevrolet Suburban C1500, 5.3 ZSECTION Cellular Communication Connector End Views
WARNING: This page is about a different car, the 2006 GMC Sierra and 2006 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Vehicle Communication Interface Module (VCIM) - C1
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | - | - | Not Used |
| 2 | BN/WH | 2517 | Keypad Red LED Signal |
| 3 | YE/BK | 2516 | Keypad Green LED Signal |
| 4-5 | - | - | Not Used |
| 6 | L-GN/BK | 2515 | Keypad Supply Voltage |
| 7 | BK/WH | 1851 | Ground |
| 8 | BK/WH | 1851 | Ground |
| 9-10 | - | - | Not Used |
| 11 | D-GN/WH | 2514 | Keypad Signal |
| 12-14 | - | - | Not Used |
| 15 | OG | 3240 | Battery Positive Voltage |
| 16 | OG | 3240 | Battery Positive Voltage |
Vehicle Communication Interface Module (VCIM) - C2
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | PK/BK | 2062 | Cellular Telephone Voice Signal |
| 2 | OG/BK | 2061 | Cellular Telephone Voice Low Reference |
| 3-4 | - | - | Not Used |
| 5 | YE | 1127 | Trip Computer/Nav Class 2 Serial Data |
| 6-7 | - | - | Not Used |
| 8 | BARE | 1792 | Drain Wire |
| 9 | GY | 655 | Cellular Microphone Signal |
| 10 | BARE | 514 | Drain Wire |
| 11-12 | - | - | Not Used |
Cellular Microphone
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | BARE | 514 | Drain Wire |
| B | GY | 655 | Cellular Microphone Signal |
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:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.