HELP.....removing PCV fittings on a 1995 Grand Cherokee Limited
05-02-2004, 09:29 PM
#51
Guest
Posts: n/a
Re: HELP.....removing PCV fittings on a 1995 Grand Cherokee Limited
Roughly 5/2/04 17:53, TJM's monkeys randomly typed:
>> They are rubber, and if you really have to break them to get them out,
>> by definition, they need replacing. The material hardens with heat
>> and age. The new ones can be installed without breaking them. The
>> idea is that the harder rubber compound does a better job of holding
>> the air intake [front hose] and CCV fixed orifice [rear hose] in
>> place.
>
> OK, now I understand. I also see why Jeep recommends checking them every
> 30K miles.
>
> BTW, are there any serious consequences if the crankcase ventilation has
> been clogged for months? I havent noticed any significant idle problems,
> but I have no idea how long the system has been plugged up. If the PCV
> valve becomes clogged, the blow-by gases and oil will just exit through the
> intake hose, right?
If this engine hasn't had proper care, check the valve cover as
well if plastic, they leak. Pull the hoses and clean thoroughly
or just replace them. Check the air and evap cannister for care
as well.
--
Evolution is merely survival of the minimally adequate
>> They are rubber, and if you really have to break them to get them out,
>> by definition, they need replacing. The material hardens with heat
>> and age. The new ones can be installed without breaking them. The
>> idea is that the harder rubber compound does a better job of holding
>> the air intake [front hose] and CCV fixed orifice [rear hose] in
>> place.
>
> OK, now I understand. I also see why Jeep recommends checking them every
> 30K miles.
>
> BTW, are there any serious consequences if the crankcase ventilation has
> been clogged for months? I havent noticed any significant idle problems,
> but I have no idea how long the system has been plugged up. If the PCV
> valve becomes clogged, the blow-by gases and oil will just exit through the
> intake hose, right?
If this engine hasn't had proper care, check the valve cover as
well if plastic, they leak. Pull the hoses and clean thoroughly
or just replace them. Check the air and evap cannister for care
as well.
--
Evolution is merely survival of the minimally adequate
05-02-2004, 09:29 PM
#52
Guest
Posts: n/a
Re: HELP.....removing PCV fittings on a 1995 Grand Cherokee Limited
Roughly 5/2/04 17:53, TJM's monkeys randomly typed:
>> They are rubber, and if you really have to break them to get them out,
>> by definition, they need replacing. The material hardens with heat
>> and age. The new ones can be installed without breaking them. The
>> idea is that the harder rubber compound does a better job of holding
>> the air intake [front hose] and CCV fixed orifice [rear hose] in
>> place.
>
> OK, now I understand. I also see why Jeep recommends checking them every
> 30K miles.
>
> BTW, are there any serious consequences if the crankcase ventilation has
> been clogged for months? I havent noticed any significant idle problems,
> but I have no idea how long the system has been plugged up. If the PCV
> valve becomes clogged, the blow-by gases and oil will just exit through the
> intake hose, right?
If this engine hasn't had proper care, check the valve cover as
well if plastic, they leak. Pull the hoses and clean thoroughly
or just replace them. Check the air and evap cannister for care
as well.
--
Evolution is merely survival of the minimally adequate
>> They are rubber, and if you really have to break them to get them out,
>> by definition, they need replacing. The material hardens with heat
>> and age. The new ones can be installed without breaking them. The
>> idea is that the harder rubber compound does a better job of holding
>> the air intake [front hose] and CCV fixed orifice [rear hose] in
>> place.
>
> OK, now I understand. I also see why Jeep recommends checking them every
> 30K miles.
>
> BTW, are there any serious consequences if the crankcase ventilation has
> been clogged for months? I havent noticed any significant idle problems,
> but I have no idea how long the system has been plugged up. If the PCV
> valve becomes clogged, the blow-by gases and oil will just exit through the
> intake hose, right?
If this engine hasn't had proper care, check the valve cover as
well if plastic, they leak. Pull the hoses and clean thoroughly
or just replace them. Check the air and evap cannister for care
as well.
--
Evolution is merely survival of the minimally adequate
05-02-2004, 09:29 PM
#53
Guest
Posts: n/a
Re: HELP.....removing PCV fittings on a 1995 Grand Cherokee Limited
Roughly 5/2/04 17:53, TJM's monkeys randomly typed:
>> They are rubber, and if you really have to break them to get them out,
>> by definition, they need replacing. The material hardens with heat
>> and age. The new ones can be installed without breaking them. The
>> idea is that the harder rubber compound does a better job of holding
>> the air intake [front hose] and CCV fixed orifice [rear hose] in
>> place.
>
> OK, now I understand. I also see why Jeep recommends checking them every
> 30K miles.
>
> BTW, are there any serious consequences if the crankcase ventilation has
> been clogged for months? I havent noticed any significant idle problems,
> but I have no idea how long the system has been plugged up. If the PCV
> valve becomes clogged, the blow-by gases and oil will just exit through the
> intake hose, right?
If this engine hasn't had proper care, check the valve cover as
well if plastic, they leak. Pull the hoses and clean thoroughly
or just replace them. Check the air and evap cannister for care
as well.
--
Evolution is merely survival of the minimally adequate
>> They are rubber, and if you really have to break them to get them out,
>> by definition, they need replacing. The material hardens with heat
>> and age. The new ones can be installed without breaking them. The
>> idea is that the harder rubber compound does a better job of holding
>> the air intake [front hose] and CCV fixed orifice [rear hose] in
>> place.
>
> OK, now I understand. I also see why Jeep recommends checking them every
> 30K miles.
>
> BTW, are there any serious consequences if the crankcase ventilation has
> been clogged for months? I havent noticed any significant idle problems,
> but I have no idea how long the system has been plugged up. If the PCV
> valve becomes clogged, the blow-by gases and oil will just exit through the
> intake hose, right?
If this engine hasn't had proper care, check the valve cover as
well if plastic, they leak. Pull the hoses and clean thoroughly
or just replace them. Check the air and evap cannister for care
as well.
--
Evolution is merely survival of the minimally adequate
05-02-2004, 09:53 PM
#54
Guest
Posts: n/a
Re: HELP.....removing PCV fittings on a 1995 Grand Cherokee Limited
If you could invent and patent rubber wiper blades that would last
more than a couple of years you would be a fat cat.
God Bless America, ßill O|||||||O
mailto:-------------------- http://www.----------.com/
TJM wrote:
>
> Yep, that photo describes exactly what I am trying to do, but why do the
> grommets require such a difficult removal? My shop manual says the PCV
> orifice tubes should be inspected every 30K miles.....so I am expected to
> buy new ones every 30K because they cant be removed without breakage? Gotta
> be a better way, right? :)
more than a couple of years you would be a fat cat.
God Bless America, ßill O|||||||O
mailto:-------------------- http://www.----------.com/
TJM wrote:
>
> Yep, that photo describes exactly what I am trying to do, but why do the
> grommets require such a difficult removal? My shop manual says the PCV
> orifice tubes should be inspected every 30K miles.....so I am expected to
> buy new ones every 30K because they cant be removed without breakage? Gotta
> be a better way, right? :)
05-02-2004, 09:53 PM
#55
Guest
Posts: n/a
Re: HELP.....removing PCV fittings on a 1995 Grand Cherokee Limited
If you could invent and patent rubber wiper blades that would last
more than a couple of years you would be a fat cat.
God Bless America, ßill O|||||||O
mailto:-------------------- http://www.----------.com/
TJM wrote:
>
> Yep, that photo describes exactly what I am trying to do, but why do the
> grommets require such a difficult removal? My shop manual says the PCV
> orifice tubes should be inspected every 30K miles.....so I am expected to
> buy new ones every 30K because they cant be removed without breakage? Gotta
> be a better way, right? :)
more than a couple of years you would be a fat cat.
God Bless America, ßill O|||||||O
mailto:-------------------- http://www.----------.com/
TJM wrote:
>
> Yep, that photo describes exactly what I am trying to do, but why do the
> grommets require such a difficult removal? My shop manual says the PCV
> orifice tubes should be inspected every 30K miles.....so I am expected to
> buy new ones every 30K because they cant be removed without breakage? Gotta
> be a better way, right? :)
05-02-2004, 09:53 PM
#56
Guest
Posts: n/a
Re: HELP.....removing PCV fittings on a 1995 Grand Cherokee Limited
If you could invent and patent rubber wiper blades that would last
more than a couple of years you would be a fat cat.
God Bless America, ßill O|||||||O
mailto:-------------------- http://www.----------.com/
TJM wrote:
>
> Yep, that photo describes exactly what I am trying to do, but why do the
> grommets require such a difficult removal? My shop manual says the PCV
> orifice tubes should be inspected every 30K miles.....so I am expected to
> buy new ones every 30K because they cant be removed without breakage? Gotta
> be a better way, right? :)
more than a couple of years you would be a fat cat.
God Bless America, ßill O|||||||O
mailto:-------------------- http://www.----------.com/
TJM wrote:
>
> Yep, that photo describes exactly what I am trying to do, but why do the
> grommets require such a difficult removal? My shop manual says the PCV
> orifice tubes should be inspected every 30K miles.....so I am expected to
> buy new ones every 30K because they cant be removed without breakage? Gotta
> be a better way, right? :)
05-02-2004, 09:53 PM
#57
Guest
Posts: n/a
Re: HELP.....removing PCV fittings on a 1995 Grand Cherokee Limited
If you could invent and patent rubber wiper blades that would last
more than a couple of years you would be a fat cat.
God Bless America, ßill O|||||||O
mailto:-------------------- http://www.----------.com/
TJM wrote:
>
> Yep, that photo describes exactly what I am trying to do, but why do the
> grommets require such a difficult removal? My shop manual says the PCV
> orifice tubes should be inspected every 30K miles.....so I am expected to
> buy new ones every 30K because they cant be removed without breakage? Gotta
> be a better way, right? :)
more than a couple of years you would be a fat cat.
God Bless America, ßill O|||||||O
mailto:-------------------- http://www.----------.com/
TJM wrote:
>
> Yep, that photo describes exactly what I am trying to do, but why do the
> grommets require such a difficult removal? My shop manual says the PCV
> orifice tubes should be inspected every 30K miles.....so I am expected to
> buy new ones every 30K because they cant be removed without breakage? Gotta
> be a better way, right? :)
05-02-2004, 10:13 PM
#58
Guest
Posts: n/a
Re: HELP.....removing PCV fittings on a 1995 Grand Cherokee Limited
> If you could invent and patent rubber wiper blades that would last
> more than a couple of years you would be a fat cat.
I've seen PCV valves on other cars that bolt in with a replaceable gasket.
Makes it very easy to maintain and replace. Jeep could learn a lesson
here......
> more than a couple of years you would be a fat cat.
I've seen PCV valves on other cars that bolt in with a replaceable gasket.
Makes it very easy to maintain and replace. Jeep could learn a lesson
here......
05-02-2004, 10:13 PM
#59
Guest
Posts: n/a
Re: HELP.....removing PCV fittings on a 1995 Grand Cherokee Limited
> If you could invent and patent rubber wiper blades that would last
> more than a couple of years you would be a fat cat.
I've seen PCV valves on other cars that bolt in with a replaceable gasket.
Makes it very easy to maintain and replace. Jeep could learn a lesson
here......
> more than a couple of years you would be a fat cat.
I've seen PCV valves on other cars that bolt in with a replaceable gasket.
Makes it very easy to maintain and replace. Jeep could learn a lesson
here......
05-02-2004, 10:13 PM
#60
Guest
Posts: n/a
Re: HELP.....removing PCV fittings on a 1995 Grand Cherokee Limited
> If you could invent and patent rubber wiper blades that would last
> more than a couple of years you would be a fat cat.
I've seen PCV valves on other cars that bolt in with a replaceable gasket.
Makes it very easy to maintain and replace. Jeep could learn a lesson
here......
> more than a couple of years you would be a fat cat.
I've seen PCV valves on other cars that bolt in with a replaceable gasket.
Makes it very easy to maintain and replace. Jeep could learn a lesson
here......
