The OPL DRC Reader is a specialized application designed to diagnose and read OBDII Diagnostic Trouble Codes (DTC) in Opel, Vauxhall, and Chevrolet vehicles equipped with CAN BUS (HS-CAN) systems, manufactured from 2004 onwards. This tool is essential for car enthusiasts and mechanics looking to quickly identify and address vehicle issues. Below is a detailed guide on which vehicles are supported and how to effectively use the app.

Supported Vehicles

Opel / Vauxhall

• Insignia
• Astra J
• Astra H - Engine Module Only
• Vectra C / Signum - Engine Module Only
• Others - not tested

Chevrolet

• Orlando
• Cruze - not tested
• Others - not tested

Other GM Brand Vehicles

• Not tested

The OPL DRC Reader app allows you to retrieve critical information such as the Vehicle Identification Number (VIN), Engine Code, and a comprehensive list of detected errors from various vehicle modules:

• Engine Control Module (ECM)
• Body Control Module (BCM)
• Transmission Control Module (TCM)

Additionally, the application can read the mileage from certain modules, although this feature may vary depending on the vehicle model.

Important Considerations

CAUTION: For the OPL DRC Reader to function correctly, it requires a compatible ELM327 Bluetooth interface with a minimum version of 1.3. Be aware that the app may not work with low-quality ELM327 clones. To ensure compatibility, you can use the ELM Identifier application available on Google Play: ELM Identifier.

By following these guidelines and using the right equipment, you can effectively diagnose and address OBDII errors in your Opel, Vauxhall, or Chevrolet vehicle, ensuring optimal performance and reliability.