Non Detergent Motor Oil Can I Put Non Detergent Motor Oil In My 86 Buick Somerset?

Can i put Non Detergent motor oil in my 86 Buick somerset? - non detergent motor oil

OK, so I found was low in the fourth oil, so I stopped and I had not seen me, and change the engine oil, laundry detergent really cheap, so I would buy and put-po


I wonder, is it bad or not?