[Vwdiesel] [Audi-VW-Diesels] What's this part on my '84 Quantum TD?

[Andrew Buc]

On Sunday, October 29, 2006, at 06:47  PM, gary wrote:

> This linkage connects the throttle lever to the cruise control
> solenoid(or should) Solenoid is not the right word either. More like a
> rubber bulb that collapses with vacuum... pulling on the throttle. The
> vacuum comes from a special cruise control pump, not engine vacuum.

Given that it's a diesel, I don't think throttle is the right word 
either! :)

>
> It is a sliding linkage. This allows you to add to the throttle input
> when the cruise is active, without distorting the vacuum bulb.

So if I don't use the cruise control (and I haven't had to in the 7 
months I've had the car), there's no rush on replacing it? Thanks!