Are we supposed to provide any maintainance/inspection for our differential
coolers?

>From: Paul Cavanaugh <phonyexpress@IWAYNET.NET>
>Reply-To: Paul Cavanaugh <phonyexpress@IWAYNET.NET>
>To: vanagon@GERRY.VANAGON.COM
>Subject: Re: 4th heater core burst in 1 year!
>Date: Thu, 28 Jun 2001 23:25:11 -0400
>
>Hi Mike,
>
>Thanks for the hose-check suggestion. I have suspected poor
>circulation through the radiator, as the high speed fan kicks on at
>McDonald's on pretty cool days.
>
>Will also check out David's pressure cap test.
>
>I am especially freaked out about the differential cooler, as this
>failure caused coolant to go into my transmission (as well as trans
>fluid into my cooling system).
>
>My mechanic still has the part at his shop - I may go back and look
>at it. I suppose it's possible that the leak occurred "around" the
>gaskets, rather than through the metal????
>
>I was thinking about excessive heat. Maybe having the thermostat
>checked too, but I remember I had a new one last winter (half way
>into this big mess).
>
>Thanks!
>Paul
>
>
>
>
>
>>Could you possibly have a crimped hose or tube somewhere that's causing
>>undo pressure in the system?  Maybe you should trace all the hoses and
>>make sure.  Sounds like a real drag!
>>
>>                                                             Mike G.
>>
>>Paul Cavanaugh wrote:
>>
>>>  My 1990 (180k miles) GL automatic just had it's 4th rear heater core
>>>  burst in 12 months!
>>>
>>>  It also has burst two (metal) differential coolers, flooding coolant
>>>  into and ruining my transmission.
>>>
>>>  Any ideas what could be happening?
>>>
>>>  My friends are urging my to give up the car (and I am tired of
>>>  pulling up the flooded carpet)!
>>>
>>>  Thanks!
>>>  Paul
>
>--
>'90 Vanagon (180k)
>'84 Vanagon (217k)
>'78 Microbus (175k)

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