To unlock all cars and content in Need for Speed Heat on PC using a 100% completed save file, you must manually replace your local save data with a verified file. This process is generally only applicable for offline mode

One of the most exciting aspects of NFS: Heat is the ability to unlock and collect a diverse range of cars, each with its unique characteristics, handling, and performance. As players progress through the game, they can earn in-game currency, experience points, and rewards that enable them to unlock new vehicles. However, for those who want to experience the full potential of the game without the grind, saving and loading all cars unlocked can be a tempting prospect.

Part 4: Troubleshooting – When the Save Doesn't Work

Even with a "verified" file, you may encounter issues. Here are the fixes.

Step 2: Enable Hidden Files and Folders

• Cheats and console commands: Some games have built-in cheats or console commands that can unlock all cars. However, these might not be available for Need for Speed: Heat.
• Game progress: Continue playing the game and earning rewards to unlock cars.

(Note: 1222680 is the Steam App ID for NFS Heat.)