gta iv help please

[cal!]

when playing this for more than five minuets i get this ive done reinstall of windows 2 reinstalls of gtaiv anyone know how to fix this im at my wits end and tired of stuffing around to play this game

..... i've also updated my drivers for my video card and everything else on my pc

Description:

Critical runtime problem

Problem signature:

Problem Event Name: APPLICATION CRASH

System RAM: 2145910784

Available RAM: 176545792

Number of CPUs: 2

Video Card Manufacturer: NVIDIA

Video Card Description: NVIDIA GeForce 9800 GT

Video Card Driver Version: 8.17.0012.5896

OS Version: 6.0.6001.2.1.0.768.2

Locale ID: 3081

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