Bonus Parking Levels Successfully complete each of the four parking levels to unlock an additional parking level. Successfully complete the bonus parking level to unlock a sixth parking level.
Cheat Mode At the main menu, hold L and press A, Y, X, B, Left, Start to unlock all trucks, all tracks, and disable the timer.
Play As Nihonmaru Successfully complete arcade mode with all four characters to unlock Nihonmaru.
Gameshark 18 Wheeler: American Pro Trucker Hacks
Master Code First (Must Be On)
9C5D88F8
Master Code Last (Must Be On)
245EECA9
Max Money
6A8C7632 05F5E0FF
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18 Wheeler: American Pro Trucker Strategy Guide
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