Re: Vaccum Lines

[Michael Murphy <mmurphy@nais.com>]

tm2@earthlink.net wrote:
> 
> Quattro Group
> 
> I just finished rewiring my 86 5000SW for the MC turbo 5spd, dash and
> gauges.  Looking at my video I took of the 87 5000TQ wiring while I was
> removing it I noiced 3 vaccum line coming thru the steering rack boot.
> One of these lines is white and goes to the diff. locks and switch.  One
> of the black lines goes to the AC Control box by the glove compartment.

Believe the white line to AC Control box goes to the heater control
valve.  Least it does on the 89 100.
HTH,
MJ Murphy