Carpet cleaning any help or tips

[Yukonman11]

Hey guys I bought me a 94 yukon gt and when I bought it the carpet had pop and grease stains I guess the owner was a mechanic does anyone know how to get this carpet back to looking new, my mother has a rug shampoo vacuume, and I used It and it took some of the dirt,grease color out and made it look gray again, if anyone can help just comment and I highly appreciate it

 

[08grey]

A foam type cleaning solution. And look up carpet brush drill attachment. Less water the better

 

[Goodinblack]

Folex

Also hot water extractor