Gas Cap affect Fuel Pressure?
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Re: Gas Cap affect Fuel Pressure?
On Fri, 17 Oct 2003 22:12:05 GMT, the following appeared in
rec.autos.makers.jeep+******, posted by "Cherokee-LTD"
<spammenot@home.com>:
Thanks for the info. This is the first time I've heard of
this problem.
>Not so, in my case.
>My Father had an '89 Trans Am GTA and it started running rough. He had it in
>for service, they did whatever they did to it and told him all was well.
>Within 20 minutes of leaving the shop it started acting up again... back to
>the shop. They did some more work to it, said it was ready... 20 minutes
>later it was acting up... back to the shop. My Father told them he wasn't
>coming back for it- fix and deliver or keep it (company lease). They ended
>up delivering it a day or two later and were very apologetic... the car was
>just months old and they hadn't though of the gas cap. I don't know how much
>they spent on it (leasing company got the bills) but I would have loved to
>see the expression on the SM's face when they figured out it was a gas cap.
>
>I had an '80 Monza... same problem except it wouldn't run at all. I went to
>change the fuel pump, pulled the line off and heard a whoooosh. Put the line
>back on, pulled the gas cap off and it ran well after a few cranks.
>
>Depending on the capacity of the tank and venting/return lines you can get
>pressure changes on both sides of the fuel pump. I'm not sure what Bill's
>symptoms (or make/model) were but when he asks if a gas cap can effect fuel
>pressure, I say absolutely.
>
>-Brian
>
>"Bob Casanova" <nospam@buzz.off> wrote in message
>news:ljl0pvcphrtgni---42vkh2oli72vp9mgf@4ax.com.. .
>: On Fri, 17 Oct 2003 20:00:02 GMT, the following appeared in
>: rec.autos.makers.jeep+******, posted by "Cherokee-LTD"
>: <spammenot@home.com>:
>:
>: ...but only the pressure in the tank.
>:
>: >Absolutely.
>: >
>: >"William Oliveri" <wuji@bigvalley.net> wrote in message
>: >news:bmphg4$q2q18$1@ID-193866.news.uni-berlin.de...
>: >: Does the gas cap on a vehicle (jeep) have anything to do with Fuel
>: >Pressure?
>: >:
>: >:
>: >: Thanks,
>: >:
>: >: Bill
>: >:
>: >:
>: >
>:
>: --
>:
>: Bob C.
>:
>: Reply to Bob-Casanova @ worldnet.att.net
>: (without the spaces, of course)
>:
>: "The most exciting phrase to hear in science,
>: the one that heralds new discoveries, is not
>: 'Eureka!' but 'That's funny...'"
>: - Isaac Asimov
>
--
Bob C.
Reply to Bob-Casanova @ worldnet.att.net
(without the spaces, of course)
"The most exciting phrase to hear in science,
the one that heralds new discoveries, is not
'Eureka!' but 'That's funny...'"
- Isaac Asimov
rec.autos.makers.jeep+******, posted by "Cherokee-LTD"
<spammenot@home.com>:
Thanks for the info. This is the first time I've heard of
this problem.
>Not so, in my case.
>My Father had an '89 Trans Am GTA and it started running rough. He had it in
>for service, they did whatever they did to it and told him all was well.
>Within 20 minutes of leaving the shop it started acting up again... back to
>the shop. They did some more work to it, said it was ready... 20 minutes
>later it was acting up... back to the shop. My Father told them he wasn't
>coming back for it- fix and deliver or keep it (company lease). They ended
>up delivering it a day or two later and were very apologetic... the car was
>just months old and they hadn't though of the gas cap. I don't know how much
>they spent on it (leasing company got the bills) but I would have loved to
>see the expression on the SM's face when they figured out it was a gas cap.
>
>I had an '80 Monza... same problem except it wouldn't run at all. I went to
>change the fuel pump, pulled the line off and heard a whoooosh. Put the line
>back on, pulled the gas cap off and it ran well after a few cranks.
>
>Depending on the capacity of the tank and venting/return lines you can get
>pressure changes on both sides of the fuel pump. I'm not sure what Bill's
>symptoms (or make/model) were but when he asks if a gas cap can effect fuel
>pressure, I say absolutely.
>
>-Brian
>
>"Bob Casanova" <nospam@buzz.off> wrote in message
>news:ljl0pvcphrtgni---42vkh2oli72vp9mgf@4ax.com.. .
>: On Fri, 17 Oct 2003 20:00:02 GMT, the following appeared in
>: rec.autos.makers.jeep+******, posted by "Cherokee-LTD"
>: <spammenot@home.com>:
>:
>: ...but only the pressure in the tank.
>:
>: >Absolutely.
>: >
>: >"William Oliveri" <wuji@bigvalley.net> wrote in message
>: >news:bmphg4$q2q18$1@ID-193866.news.uni-berlin.de...
>: >: Does the gas cap on a vehicle (jeep) have anything to do with Fuel
>: >Pressure?
>: >:
>: >:
>: >: Thanks,
>: >:
>: >: Bill
>: >:
>: >:
>: >
>:
>: --
>:
>: Bob C.
>:
>: Reply to Bob-Casanova @ worldnet.att.net
>: (without the spaces, of course)
>:
>: "The most exciting phrase to hear in science,
>: the one that heralds new discoveries, is not
>: 'Eureka!' but 'That's funny...'"
>: - Isaac Asimov
>
--
Bob C.
Reply to Bob-Casanova @ worldnet.att.net
(without the spaces, of course)
"The most exciting phrase to hear in science,
the one that heralds new discoveries, is not
'Eureka!' but 'That's funny...'"
- Isaac Asimov
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