Ok, now did those links provide any help???

I found the vacuum diagrams from Autozone's website...

[IMG]local://upfiles/667/DC69E515EDA4425186CB833FEE0E3B21.gif[/IMG]
1985 2.8L engine with automatic transmission - federal and low altitude
[IMG]local://upfiles/667/7C91F2B86D774186B5C7103E0A3E73FE.gif[/IMG]
1985 2.8L engine with automatic transmission - federal and low altitude alternate
[IMG]local://upfiles/667/AB80B111F21149C2B3F01C14AB3625DD.gif[/IMG]
1985 2.8L engine with automatic transmission - federal and low altitude alternate
[IMG]local://upfiles/667/7EF271321F0D4F14853C22620836F8A6.gif[/IMG]
1985 2.8L engine with automatic transmission - federal and high altitude

I think that the alternatives have to do with your vin#, but I cannot find any information to back that up...

 

OK geting close. its the E-CELL SOL or the SEC VAC BRK TVS, some how the back pull off gets vac with a cold motor.