Program keys for GM Chevy vehicles with VXDIAG. Easily add and reprogram keys for your vehicle’s anti-theft system.
When you lose your key or need to replace it, using the right diagnostic tool to program the key is necessary. VXDIAG is a diagnostic tool that supports GM vehicles (such as Chevy), which can not only read fault codes but also support key programming functions.
1. VXDIAG Device Overview and Functions
VXDIAG is a powerful OBD2 scanner that supports multiple car brands, especially GM vehicles. With this tool, vehicle owners can perform fault diagnosis, module programming, key programming, and other operations, making it easy and efficient to resolve vehicle issues. In particular, VXDIAG supports communication with the vehicle's anti-theft system, allowing users to reprogram the key when it's lost or damaged.
Main Features of VXDIAG:
- Fault Diagnosis: Supports reading and clearing fault codes, monitoring the operating status of various vehicle systems.
- Key Programming: Supports adding and programming keys for GM vehicles.
- Module Programming: Allows programming of vehicle control modules, including ECU, BCM, etc.
- Real-Time Data Monitoring: Reads and displays real-time vehicle sensor data to assist in accurate diagnosis.
2. Preparation Work
Ensure Correct Device Connection:
- Connect the VXDIAG scanner to the vehicle’s OBD2 diagnostic port, usually located beneath the driver's seat.
- Turn on the vehicle, making sure it is in the "on" position but does not need to be started.
Prepare the New Key:
- Ensure the new key is an OEM or certified compatible key to avoid programming failure.
3. Basic Steps for Key Programming with VXDIAG
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Connect VXDIAG Device:
After configuring the device and connecting it to the vehicle, start the dedicated diagnostic software on your computer or tablet. -
Obtain GM Online Subscription Account:
(Users can obtain this from GM's official website.) -
Select "GM" Brand in the Software:
Go to the vehicle diagnosis interface. -
Enter Key Programming Function:
- Select the “Key Programming” option in the software menu. The system will automatically connect to the vehicle and identify the current key information.
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Select "Add New Key":
- After selecting the "Add New Key" function, the system will prompt you to insert the new key and press the start button.
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Complete Key Programming:
- The system will communicate with the vehicle's anti-theft system and match the key, completing the programming process. This usually takes a few minutes.
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Test the New Key Function:
- After programming, test the new key to ensure it can start the vehicle and that the lock/unlock and start functions work correctly.
4. Common Issues and Solutions
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Unable to Enter Programming Mode:
Ensure the vehicle’s battery is charged and check the OBD2 connection for stability. -
Key Not Programmable:
Use OEM or compatible keys for programming and avoid cheap substitutes. -
Error Messages During Programming:
Use the VXDIAG scanner to read and clear any vehicle fault codes before retrying the programming.
Visit the VXDIAG Official Website
Purchasing the device from the VXDIAG official site offers lifetime after-sales service, a 2-year warranty, and one-on-one support from a professional technical team.
