Power steering noise

[12yukphil]

Hey there,
I’ve got a 2012 Yukon slt 4x4. Having a whining noise in the steering column/power steering area while turning.
Anyone have any noise like this.
Everything works well, no steering issues.
Thanks

 

[exp500]

Do you have Hydroboost? P/S fluid low? Changed P/S fluid Ever? Hi Mileage? Help us out here!