Once you use synthetic oil can you go back to regular oil

2008 MAZDA 3
100,000 MILES
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TRACYEJ65
  • MEMBER
  • 1 POST
Will I always have to have synthetic oil change in my car
May 25, 2012 at 12:49 PM
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FIXITMR
  • ✓Experienced Mechanic
  • 9,989 POSTS
NO ,you go back.
May 25, 2012 at 1:34 PM
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DJCL
  • ✓Experienced Mechanic
  • 767 POSTS
years ago thay said not to switch back. the newer oils of to day you can switch back
May 25, 2012 at 1:44 PM
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CADIEMAN
  • ✓Experienced Mechanic
  • 3,544 POSTS
i agree
May 25, 2012 at 2:22 PM
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