Posted by Keith in Washington [162.158.106.27] on Wednesday, December 26, 2018 at 21:39:27 :
In Reply to: New truck oil posted by Perry [108.162.219.73] on Wednesday, December 26, 2018 at 21:18:44 :
Use what the manufacturer says. I don’t believe that they recommend synthetic during the break in. Follow what they say as they have done the research as to what is needed.