The following are known Game Genie Codes for Home Alone 2: Lost in New York on Nintendo Game Boy.

• 056-6FE-E66
  Start with 5 lives
• 066-6FE-E66
  Start with 6 lives
• 007-82E-19E
  Infinite lives
• 007-E9E-19E
  Infinite hits unless picked up by shoulders
• 006-75E-08B
  Get 111,111 points instantly