Your car’s data. Clearer next steps.

Use HM as your OBD2 scanner: read codes and available sensor data, then ask about your results.

In HM: Plan & usage → Plus → Redeem code HMCHATGPT26

For eligible users. Store renewal terms appear before confirmation.

Already have an OBD2 adapter?

These models have been tested with HM on iPhone and Android.

• OBDLink CX
• Veepeak BLE
• Carista COBD-BT25
• Vgate iCar Pro BLE 4.0

A compatible Bluetooth OBD-II adapter is required. Available data depends on your vehicle and adapter.