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.
SYS.OK|MANUAL.DBβ LIVE
HOMESERVICE MANUALSCHEVROLET2006CHEVY EXPRESS G2500, VAN CARGO, 6.6 2REPAIR AND DIAGNOSISACCESSORIES & EQUIPMENTCRUISE CONTROL SYSTEMSCOMPONENT LOCATORCRUISE CONTROL CONNECTORS
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2
Cruise Control Connectors
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2SECTION Cruise Control Connectors
Cruise Control Module (CCM) (Gas K34 w/o JL4)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | GY | 397 | Cruise Control On Switch Signal |
| B | D-BU | 84 | Cruise Control Set/Coast Switch Signal |
| C | GY/BK | 87 | Cruise Control Resume/Accel Switch Signal |
| D | PU | 420 | TCC Brake Switch/Cruise Control Release Signal |
| E | BK | 350 | Ground |
| F | PK | 439 | Ignition 1 Voltage |
| G | WH | 17 | Stop Lamp Switch Signal - w/Cutaway |
| L-BU | 1320 | CHMSL Supply Voltage/Stop Lamp Supply Voltage - w/o Cutaway | |
| H | D-GN | 83 | Cruise Control Inhibit Signal |
| J | L-BU/BK | 396 | Cruise Control Engaged Signal |
| K | D-GN/WH | 817 | Vehicle Speed Signal |
Throttle Actuator Control (TAC) Module - C1 (JL4)
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | D-GN | 485 | TP Sensor 1 Signal |
| 2 | GY | 416 | 5-Volt Reference |
| 3 | BK | 452 | Low Reference |
| 4 | D-BU | 84 | Cruise Control Set/Coast Switch Signal |
| 5 | GY/BK | 87 | Cruise Control Resume/Accel Switch Signal |
| 6 | L-BU | 1320 | CHMSL Supply Voltage/Stop Lamp Supply Voltage |
| 7 | PK | 1339 | Ignition 1 Voltage |
| 8 | BN | 582 | TAC Motor Control - 2 |
| 9 | L-BU/BK | 1688 | 5-Volt Reference |
| 10 | BK/WH | 1704 | Low Reference |
| 11 | PU | 486 | TP Sensor 2 Signal |
| 12 | OG/BK | 1061 | UART Serial Data |
| 13 | D-BU/WH | 774 | UART Serial Data |
| 14 | GY | 397 | Cruise Control On Switch Signal |
| 15 | BK | 1250 | Ground |
| 16 | YE | 581 | TAC Motor Control - 1 |
Turn Signal/Multifunction Switch - C4
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A | PK | 739 | Ignition 1 Voltage |
| B | GY | 397 | Cruise Control On Switch Signal |
| C | GY/BK | 87 | Cruise Control Resume/Accel Switch Signal |
| D | D-BU | 84 | Cruise Control Set/Coast Switch Signal |
RENDER: 1.0x
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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.