C chkiaar Joined Jul 17, 2007 Messages 17 Location TX/AR Aug 23, 2009 #1 At what point, mileage wise, is it a waste of time to switch to a synthetic oil? (Passenger car) Is it harmful?
At what point, mileage wise, is it a waste of time to switch to a synthetic oil? (Passenger car) Is it harmful?
simple_gifts Joined Jul 26, 2004 Messages 14,115 Location New Bri-en, CT Aug 23, 2009 #2 Never a waste if you extend your OCI.
Z ZZman Joined Mar 17, 2008 Messages 8,405 Location Michigan Aug 23, 2009 #3 Agreed...never a waste if it eases your mind and you don't mind spending the money. Harmful..No. It might make a leaky engine leak a little more but HM Syn oil can help with that.
Agreed...never a waste if it eases your mind and you don't mind spending the money. Harmful..No. It might make a leaky engine leak a little more but HM Syn oil can help with that.
J jmb106 Joined Sep 24, 2007 Messages 466 Location Coconut Creek Fla Aug 23, 2009 #5 Originally Posted By: chkiaar oci? Oil Change Interval
GhostFlame Joined Jul 15, 2009 Messages 424 Location Doylestown, Pennsylvania Aug 23, 2009 #6 I do switch to synthetic at the next oil change that is needed, regadless of the mileage.
daves87rs Joined Feb 23, 2009 Messages 19,536 Location Michigan Aug 23, 2009 #7 Originally Posted By: simple_gifts Never a waste if you extend your OCI. +1
J jcwliu Joined Aug 22, 2009 Messages 1 Location Canada Aug 24, 2009 #8 Originally Posted By: ZZman Agreed...never a waste if it eases your mind and you don't mind spending the money. Harmful..No. It might make a leaky engine leak a little more but HM Syn oil can help with that. Hey...noob here...sorry if this sounds like a stupid question...but why would syn oil make a leaky engine leak more?
Originally Posted By: ZZman Agreed...never a waste if it eases your mind and you don't mind spending the money. Harmful..No. It might make a leaky engine leak a little more but HM Syn oil can help with that. Hey...noob here...sorry if this sounds like a stupid question...but why would syn oil make a leaky engine leak more?