In the save file, this data is stored in a specific field called "". This field is part of a car slot's data structure, which contains information about the vehicle's state, including whether it's impounded, how many times it's been impounded, and its current heat.
Which did you use right before the error appeared?
This is the most frequently recommended solution. It involves manually overwriting the problematic heat values with acceptable numbers. As noted in the popular Polish forum, the best way is to "Wystarczy powpisywać w wszystkie wolne miejsca 0.000 bądź jakieś inne wartości.. naprawdę wystarczyło to usunąć te losowe numerki i wkleić z np. pierwszego samochodu" (Just enter 0.000 in all empty spaces or some other values... it was really enough to delete those random numbers and paste from, e.g., the first car).
To understand the error, you must first understand how the save editor categorizes vehicles. In NFS Carbon , every car has a series of binary flags. One of the most important is the flag.
Your file checksum is broken. Run a savegame checksum fixer tool.
If you want to start fresh or safely add exclusive cars to a working profile without triggering the invalid heat value bug, you should change your methodology. Instead of forcing raw database edits into a career save file, use modern scripting solutions. The Best Method: Use Widescreen Fix & Extra Options
Some editors fail because the game checks if you’ve beaten Challenge Series race #? (which unlocks Exclusives). A safer workaround: