CheatCodes.com has all the official Heatseeker PSP cheats to unlock everything. If you know of any that we don't have, please let us know.
All published and official codes as of Saturday May 25, 2013 for Heatseeker are shown below. We also have this game on PlayStation 2, PSP, Wii, and sometimes tricks from other game systems will also work on PSP.
To unlock the SR-71 Blackbird (AKA Top Secret Plane), you must successfully complete the Pilot Bonus Objectives for the final mission (mission 4-5 - The Final Countdown). To get the fourth weapon pack for the plane, you must complete the Ace Bonus Objective. The weapon pack includes nuclear cruise missiles and the A-SLAMR.
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