<VV> Another PG Question

[Frank DuVal]

When you pull the hose off the modulator valve, ATF runs out of the hose.

That confirms a bad modulator.

Another test is to drain and plug that hose and drive the car. If the 
smoke goes away, that's another clue the modulator is bad.

Frank DuVal

On 4/21/2013 10:59 PM, Bob Gilbert wrote:
> Hi,
>
>   
>
> While test driving my friends 67 PG today I noticed from a cloud of smoke
> (whitish in colour) coming out of the exhaust, typically on acceleration. I
> checked the manual and it mentioned that this could be transmission fluid
> resulting from a ruptured diaphragm in the vacuum modulator. Interestingly
> enough the PO said it was "losing" transmission fluid but while it's been in
> my garage I haven't see any on the floor or around the engine.
>
>   
>
> If it's a ruptured valve what would the other symptoms be?
>
>   
>
> Thanks from a PG "newbie"
>
> Bob