Lonsdor – Hummer / Buick / Cadillac / Chevrolet / GMC / Oldsmobile / Pontiac / Saturn License Activation For K518 Pro FCV

Requirements

Before starting, make sure you have:

• Lonsdor K518 Pro FCV device with enough battery.

• Stable internet connection (Wi-Fi recommended).

• Latest K518 Pro FCV firmware & software update.

• Activation code (some brands require purchase from Lonsdor official source).

2. Connect Device

1. Turn on your K518 Pro FCV.

2. Navigate to “Update & Activation”.

3. Connect to Wi-Fi.

3. Start License Activation

1. Go to “Vehicle Brands” → “American Brands”.

2. Select the desired brand:

   • Hummer

   • Buick

   • Cadillac

   • Chevrolet