| • | The battery is charged. |
| • | The ignition is ON. |
| • | The battery and cigarette lighter connection is secure. |
| • | The Data Link Connector (DLC). |
| • | Check all the VCM connections. |
| • | Check the Techline terminal and equipment for the latest software version. |
| • | Try again to program the VCM. If it fails again, replace the VCM. Refer to VCM Replacement/Programming (With KS Calibration PROM) for V6. Refer to VCM Replacement/Programming for V8. |
| • | Use the Techline terminal and equipment in order to perform the Powertrain On-Board Diagnostic (OBD) System Check or |
| • | Refer to the A Powertrain On Board Diagnostic (OBD) System Check for V6. Refer to the Powertrain On Board Diagnostic (OBD) System Check for V8. |