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1983 Chevy P30 vacuum diagram Tony 3-10-10  
I'm looking for a vacuum diagram that shows the proper vacuum connections on the back of the AC/heater controller located on the drivers control panel. The unit has four vacuum lines that are black, red, white, and blue. They plug into the back of the controller. Thanks.
Re: 1983 Chevy P30 vacuum diagram Francis Detmer 9-2-16  
Needing vacuum diagram for 1982 p30 van with 350 engine.
Re: 1983 Chevy P30 vacuum diagram ron prentice 8-13-11  
Need sameo--thanks
Re: 1996 Chevy P30 vacuum diagram gary 6-21-11  
I need a/c and heater control lever positions and what they activate
1983 Chevy P30 in dash climate control vacuum diagram david hill 3-11-15  
Looking for vacuum line diagram for in dash climate control for a 1983 C 30 chevrolet with push button control.

There is a red, blue, yellow black plastic line in a clear rummer plug.
Re: 1987 Chevy P30 vacuum diagram larry 9-5-11  
I am looking for a vacuum diagram for the color coded vacuum lines that connect to the back of the heater/ac controls. this is on a 1987 Mallard Motor Home with a 454 CI. engine. Thanks
Re: 1996 Chevy P30 air stream vacuum lay out L Akers 11-3-13  
Need help with the vacuum layout in an air stream mh
Re: 1996 Chevy P30 vacuum diagram Mario 8-28-16  
96 chevy p30 350 v8 5.7 fuel injected vacuum diagram please
Re: 1983 Chevy P30 vacuum diagram ron prentice 8-13-11  
Need sameo -- thanks
Re: 1987 Chevy P30 vacuum diagram pat 7-3-12  
1987 Chevy P30 vacuum diagram for my heater. four colored lines leading to plug came off and then crumbled in my hand. (line,red, blue, white, black which is the vacuum)
Re: 1987 Chevy P30 vacuum diagram james hobdey 8-11-12  
I am also after this info, has anyone had any luck finding it?
Re: 1987 Chevy P30 vacuum diagram fred varr 12-12-12  
Need this diagram for the same reasons, lol. guess it was common huh at the time. thanks
Re: 1985 Chevy P30 motorhome vacuum diagram Tom 4-7-13  
Looking for the vacuum diagrahm on a 1985 coachmen 24 classic motorhome with a 454 4 barrel carburated engine
Re: 1985 Chevy P30 motorhome vacuum diagram Josh Blodgett 8-18-13  
Looking for manual for 1985 chevy travelmaster P30. Need wiring, engine, transmission and body manuals.

Thanks
SSG Josh B
US ARMY.
Re: 1985 Chevy P30 motorhome vacuum diagram Leon 2-4-15  
I also need the base control module
#3679501 0445

and switch #3610501 0385
Re: 1985 Chevy P30 motorhome vacuum diagram Bob 4-30-17  
Need 1985 winnebago motorhome vacuum diagram for the chevy 7.4 liter v8
Re: 1985 Chevy P30 motorhome vacuum diagram Geraldd 9-23-13  
Need vacuum diagram for 1985 chevy p30 motor home.
Re: 1985 Chevy P30 motorhome vacuum diagram jerry 3-21-15  
I have a quadujet carb and all the vacuum has been taken off I need this thing to run
Re: 1985 Chevy P30 motorhome vacuum diagram R.J. 6-6-15  
I have a 1985 Chevy Chassis G30 Champion motorhome. My dash heater/vent/AC controler has the vacuum lines connected from the back. Can anyone tell me which color of the vacuum lines hook up to which port on the back of the controller?
Re: 1985 Chevy P30 motorhome vacuum diagram Sean jones 6-12-17  
Need 1986 Chevy 454 P30 MH Vaccume line diagram.
W/Rochester quadrajet carb
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