Looking for a solution

[vasicamaro072]

My gpu fan spins for few seconds and stops.sometimes it works perfectly when i replug the gpu.please give me solution for this issue.

H170 d3h
Gpu-amd sapphire radeon dual-x r9 280
Ram-hyper x fury 8gb 2400mhz
Psu-great wall 500pw
Processor- i3-7100

 

[RememberThe5th]

I think from googling that psu might be junk.