[W126 Coupe] Oil leak - transmission advice

Jonathan jhodgman at gmail.com
Sun Jun 22 09:35:07 EDT 2008


The dealer puts 0-40 in all the New cars..they don't know our car from
an Abarth...

First I'd try adjusting the modulator, then i'd try B&M trick
shift...lastly I'd try Lucas.

Call you Indy when you have questions, or ask Us;-)

Jonathan

stefansj at canisius.edu wrote:

> I only have slipping from 2nd to 3rd as well and only when cold. I'll try the flush

> first and maybe some Lucas? Jonathan, I trust your diagnosis but it doesn't

> bother me to the point of a rebuild YET lol. As for the oil, I'll change it out as

> soon as possible. After calling the dealership they told me 0w-40, didn't think

> they could lead me in the wrong direction! Thanks again everyone, Jas

>

> ---- Original message ----

>

>> Date: Sun, 22 Jun 2008 09:36:04 +0200

>> From: "Andrew Sporner" <asporner at googlemail.com>

>> Subject: Re: [W126 Coupe] Oil leak - transmission advice

>> To: "RONNY GEENEN" <ronny.geenen at verizon.net>, "Mercedes Coupes Mailing

>>

> Lists" <mbcoupes at mbcoupes.com>

>

>> Hi,

>>

>> I have an 82 500 SEC (189,000 Miles) and have had a slipping when the car

>>

> was

>

>> cold (contrary to what I had heard) during acceleration between 2nd

>> and 3rd gear.

>> The car would go into a higher RPMs without additional speed. Last

>> year because

>> of an oil leak I burned out the transmission (would not shift any

>> longer at all) and had the

>> transmission rebuilt (admittedly I am skeptical about the work as this

>> guy got the

>> car into a fender bender and assured me that it was only a 300 EUR

>> affair. He said

>> he would handle it. Thankfully the insurance sent me a copy of the

>> estimate which

>> was over 2600 EUR!! He had planned to fix the headlight and pocket the rest!

>>

> A

>

>> quick letter from my lawyer did the trick)

>>

>> At first after the rebuild this behavior didn't exist but it is back

>> again. However I also

>> notice that my '96 C-180 does this too. Either its a "feature" or a

>> common problem.

>> the C-180 is also an automatic.

>>

>> Is this a "feature" or a "failure"?

>>

>>

>> Andy

>>

>> On Sun, Jun 22, 2008 at 7:59 AM, RONNY GEENEN

>>

> <ronny.geenen at verizon.net> wrote:

>

>>> Jonathan says:

>>>

>>> The ONLY M1 you should be running is the 15/50 Extended

>>> Performance..this still has the zinc/phosphate that our engines Need.

>>>

>>> As for the trans, if it's slipping and adjusting the mod/changing fluid

>>> doesn't fix the problem it's time for a rebuild. I'd suggest using B&M

>>> trick shift....it's by Far my pref'd fluid for our transmissions.

>>>

>>>

>>> From what brand is the 15/50 Extended Performance and B&M trick shift?

>>>

>>> Ronny

>>> Glendora, Ca 91740

>>> 1987 560 SEC

>>> 1984 300 SD

>>>

>>>

>>>

>>> The MB Coupes Website!

>>> W126 SEC Mailing List

>>> Postings remain property of MB Coupes, L.L.C.

>>>

>>>

>> The MB Coupes Website!

>> W126 SEC Mailing List

>> Postings remain property of MB Coupes, L.L.C.

>>

>

> The MB Coupes Website!

> W126 SEC Mailing List

> Postings remain property of MB Coupes, L.L.C.

>

>



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1991 560 SEC 226Hp/271ft/lbs (TT conversion IP)
1989 560 SEC Euro ECE *Parts*
1988 300 TE
1989 560 SEC AMG (Mech.lifter/radical cam conv.)
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