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Re: [Shop-talk] Automatic Transmission Question

To: Shop Talk <shop-talk@autox.team.net>
Subject: Re: [Shop-talk] Automatic Transmission Question
From: Jim Stone <1789alpine@gmail.com>
Date: Tue, 8 Jun 2021 15:13:36 -0400
Delivered-to: mharc@autox.team.net
Delivered-to: shop-talk@autox.team.net
References: <ebec5427864baf74b478e221aed4a974@milleredp.com> <22B796AB-F339-4648-BF17-4027823FAFD9@comcast.net>
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I am virtually certain that I heard this topic discussed years ago on =
Car Talk.  The discussed the pros and cons (like brake wear and tear vs. =
transmission wear and tear) and concluded that while it was totally =
unnecessary with modern transmissions, there was no real harm in doing =
so.

FWIW, in England they are required (or at least were 25 or so years ago) =
to put the car in park at stop lights if they have an automatic =
transmission.  (Manual trannys require the parking brake.)  That is one =
of those things most people stop doing once they have passed the driving =
test, but not doing so was something that could cause you to fail the =
test.

> On Jun 8, 2021, at 2:43 PM, Bill Rabel <brabel@comcast.net> wrote:
>=20
> A crucial time to use downshifting is descending a mountain pass using =
cruise control. Some cruise conrols will apply the brakes to keep the =
speed constant.=20
>=20
> I once had an Audi in which the brakes were drastically effected by =
overheating. Downshifting was the cure.=20
>=20
> - Bill Rabel
>   Fidalgo Island
>=20
> =E2=80=9CThose who can make you believe absurdities =E2=80=94 can make =
you commit atrocities.=E2=80=9D - Voltaire
>=20
>=20
>> On Jun 8, 2021, at 11:18 AM, jem@milleredp.com wrote:
>>=20
>> =EF=BB=BF
>>>=20
>>> Quick question, I have a buddy that drives his automatic =
transmission like
>>> a manual.  He shifts going up and down hill, even shifts into =
neutral at
>>> stop lights.
>>=20
>> I often hold a slushbox in a lower gear going uphill, or coming =
downhill for engine braking.
>>=20
>> As for the people who shift into neutral at stop lights: I often =
wonder who taught them to drive.  Think the shock-loading on the trans =
and drivetrain parts shifting in and out of gear at stop lights is =
harder on things than just leaving it in gear, assuming you're not doing =
it for half an hour or otherwise in a situation (using torque-converter =
slip to hold you in position on a hill) that would overheat the thing.
>>=20
>> John.
>> _______________________________________________
>>=20
>> Shop-talk@autox.team.net
>> Donate: http://www.team.net/donate.html
>> Suggested annual donation  $12.96
>> Archive: http://www.team.net/pipermail/shop-talk =
http://autox.team.net/archive
>>=20
>> Unsubscribe/Manage: =
http://autox.team.net/mailman/options/shop-talk/brabel@comcast.net =
<http://autox.team.net/mailman/options/shop-talk/brabel@comcast.net>
>>=20
> _______________________________________________
>=20
> Donate: http://www.team.net/donate.html =
<http://www.team.net/donate.html>
> Suggested annual donation  $12.96
> Archive: http://www.team.net/pipermail/shop-talk =
<http://www.team.net/pipermail/shop-talk> http://autox.team.net/archive =
<http://autox.team.net/archive>
>=20
> Unsubscribe/Manage: =
http://autox.team.net/mailman/options/shop-talk/1789alpine@gmail.com =
<http://autox.team.net/mailman/options/shop-talk/1789alpine@gmail.com>

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<html><head><meta http-equiv=3D"Content-Type" content=3D"text/html; =
charset=3Dutf-8"></head><body style=3D"word-wrap: break-word; =
-webkit-nbsp-mode: space; line-break: after-white-space;" class=3D"">I =
am virtually certain that I heard this topic discussed years ago on Car =
Talk. &nbsp;The discussed the pros and cons (like brake wear and tear =
vs. transmission wear and tear) and concluded that while it was totally =
unnecessary with modern transmissions, there was no real harm in doing =
so.<div class=3D""><br class=3D""></div><div class=3D"">FWIW, in England =
they are required (or at least were 25 or so years ago) to put the car =
in park at stop lights if they have an automatic transmission. =
&nbsp;(Manual trannys require the parking brake.) &nbsp;That is one of =
those things most people stop doing once they have passed the driving =
test, but not doing so was something that could cause you to fail the =
test.<br class=3D""><div><br class=3D""><blockquote type=3D"cite" =
class=3D""><div class=3D"">On Jun 8, 2021, at 2:43 PM, Bill Rabel &lt;<a =
href=3D"mailto:brabel@comcast.net"; class=3D"">brabel@comcast.net</a>&gt; =
wrote:</div><br class=3D"Apple-interchange-newline"><div class=3D""><meta =
charset=3D"UTF-8" class=3D""><span style=3D"caret-color: rgb(0, 0, 0); =
font-family: Helvetica; font-size: 14px; font-style: normal; =
font-variant-caps: normal; font-weight: normal; letter-spacing: normal; =
text-align: start; text-indent: 0px; text-transform: none; white-space: =
normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; =
text-decoration: none; float: none; display: inline !important;" =
class=3D"">A crucial time to use downshifting is descending a mountain =
pass using cruise control. Some cruise conrols will apply the brakes to =
keep the speed constant.&nbsp;</span><div style=3D"caret-color: rgb(0, =
0, 0); font-family: Helvetica; font-size: 14px; font-style: normal; =
font-variant-caps: normal; font-weight: normal; letter-spacing: normal; =
text-align: start; text-indent: 0px; text-transform: none; white-space: =
normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; =
text-decoration: none;" class=3D""><br class=3D""></div><div =
style=3D"caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: =
14px; font-style: normal; font-variant-caps: normal; font-weight: =
normal; letter-spacing: normal; text-align: start; text-indent: 0px; =
text-transform: none; white-space: normal; word-spacing: 0px; =
-webkit-text-stroke-width: 0px; text-decoration: none;" class=3D"">I =
once had an Audi in which the brakes were drastically effected by =
overheating. Downshifting was the cure.&nbsp;</div><div =
style=3D"caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: =
14px; font-style: normal; font-variant-caps: normal; font-weight: =
normal; letter-spacing: normal; text-align: start; text-indent: 0px; =
text-transform: none; white-space: normal; word-spacing: 0px; =
-webkit-text-stroke-width: 0px; text-decoration: none;" class=3D""><br =
class=3D""></div><div style=3D"caret-color: rgb(0, 0, 0); font-family: =
Helvetica; font-size: 14px; font-style: normal; font-variant-caps: =
normal; font-weight: normal; letter-spacing: normal; text-align: start; =
text-indent: 0px; text-transform: none; white-space: normal; =
word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: =
none;" class=3D"">- Bill Rabel</div><div style=3D"caret-color: rgb(0, 0, =
0); font-family: Helvetica; font-size: 14px; font-style: normal; =
font-variant-caps: normal; font-weight: normal; letter-spacing: normal; =
text-align: start; text-indent: 0px; text-transform: none; white-space: =
normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; =
text-decoration: none;" class=3D"">&nbsp; Fidalgo Island<br class=3D""><br=
 class=3D""><div dir=3D"ltr" class=3D""><p class=3D"p1"><span =
class=3D"s1">=E2=80=9CThose who can make you believe absurdities =E2=80=94=
 can make you commit atrocities.=E2=80=9D -&nbsp;</span><span =
style=3D"background-color: rgba(255, 255, 255, 0);" =
class=3D"">Voltaire</span></p></div><div dir=3D"ltr" class=3D""><br =
class=3D""><blockquote type=3D"cite" class=3D"">On Jun 8, 2021, at 11:18 =
AM, <a href=3D"mailto:jem@milleredp.com"; class=3D"">jem@milleredp.com</a> =
wrote:<br class=3D""><br class=3D""></blockquote></div><blockquote =
type=3D"cite" class=3D""><div dir=3D"ltr" class=3D"">=EF=BB=BF<blockquote =
type=3D"cite" class=3D""><span class=3D"">Quick question, I have a buddy =
that drives his automatic transmission like</span><br =
class=3D""></blockquote><blockquote type=3D"cite" class=3D""><span =
class=3D"">a manual. &nbsp;He shifts going up and down hill, even shifts =
into neutral at</span><br class=3D""></blockquote><blockquote =
type=3D"cite" class=3D""><span class=3D"">stop lights.</span><br =
class=3D""></blockquote><span class=3D""></span><br class=3D""><span =
class=3D"">I often hold a slushbox in a lower gear going uphill, or =
coming downhill for engine braking.</span><br class=3D""><span =
class=3D""></span><br class=3D""><span class=3D"">As for the people who =
shift into neutral at stop lights: I often wonder who taught them to =
drive. &nbsp;Think the shock-loading on the trans and drivetrain parts =
shifting in and out of gear at stop lights is harder on things than just =
leaving it in gear, assuming you're not doing it for half an hour or =
otherwise in a situation (using torque-converter slip to hold you in =
position on a hill) that would overheat the thing.</span><br =
class=3D""><span class=3D""></span><br class=3D""><span =
class=3D"">John.</span><br class=3D""><span =
class=3D"">_______________________________________________</span><br =
class=3D""><span class=3D""></span><br class=3D""><span class=3D""><a =
href=3D"mailto:Shop-talk@autox.team.net"; =
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class=3D"">_______________________________________________</span><br =
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