Is this possible?
CF Veteran
Joined: Aug 2009
Posts: 4,118
Likes: 6
From: Oshkosh, WI.
Year: 1991
Model: Cherokee
Engine: 4.0
Oil changes usually are determined by mileage driven (ie. 3,000 miles), Or need because of seasonal changes. (viscosity vs. weather temp.) Other than that, How long do think that oil. May have sat on the store shelf, Before you bought it?
CF Veteran
Joined: Aug 2009
Posts: 4,118
Likes: 6
From: Oshkosh, WI.
Year: 1991
Model: Cherokee
Engine: 4.0
Oil changes usually are determined by mileage driven (ie. 3,000 miles), Or need because of seasonal changes. (viscosity vs. weather temp.) Other than that, How long do think that oil. May have sat on the store shelf, Before you bought it?............................................... ............................Sorry, don't know why this posted twice! But it wouldn't let me delete it.
Last edited by 91 limited owner; Apr 24, 2010 at 07:14 AM.
heck i need to change mine on both jeeps but yea i dont think it matters as for the time...
since im gone all week and only home on the weekends i dont put many miles on my jeeps, so ive gone over 6 months...in fact as far as the month goes, i was suppose to change the oil in both my jeeps in november..lol..but im only a couple thousand over on each one right now...lol..so i dont pay attention to time....
the only time i would is if it was sitting out back in a shed or a yard for a year or more and never driven, then i would change it
since im gone all week and only home on the weekends i dont put many miles on my jeeps, so ive gone over 6 months...in fact as far as the month goes, i was suppose to change the oil in both my jeeps in november..lol..but im only a couple thousand over on each one right now...lol..so i dont pay attention to time....
the only time i would is if it was sitting out back in a shed or a yard for a year or more and never driven, then i would change it
CF Veteran

Joined: Sep 2009
Posts: 3,612
Likes: 0
From: West Valley
Year: 1998
Model: Cherokee (XJ)
Engine: 4.0
I just go with changing mine every three thousand miles which is more than often enough. I work on fleet vehicles for a living and we change the older trucks every 5000 and the newer ones at 7500. I think the whole 3 months idea is just a ploy to sell more oil IMO.
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Senior Member
Joined: May 2009
Posts: 800
Likes: 3
From: The Dirty 530
Year: 1988
Model: Cherokee
Engine: 4.0 Renix I6
I wait 'till oil is dark. not black, but dark....and guess what?
it rounds out to 4-5 month intervals..........rolf
(yes I go by color......I'm strange)
lets face it, this motor just needs good clean oil.
it aint a ricer, or a drag machine no need to overthink it.
just change that oil at reg intervals. and she will run just fine
it rounds out to 4-5 month intervals..........rolf

(yes I go by color......I'm strange)
lets face it, this motor just needs good clean oil.
it aint a ricer, or a drag machine no need to overthink it.
just change that oil at reg intervals. and she will run just fine
Last edited by fallenknight308; Apr 25, 2010 at 05:02 PM.


