Climate Control

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Sticky AC not blowing through upper vents

Last post by Bret Schmerker « Sat Sep 07, 2019 11:16 am
Replies: 41
by crash » Mon Jun 18, 2007 8:17 am
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man, i'm full of mysterious issues this week.. i know :whistle:

in the 99 when i turn on MAX AC i don't get it through the face vents 70% of the...
41 Replies

39706 Views

Last post by Bret Schmerker
Sat Sep 07, 2019 11:16 am
HVAC controls repair (rear window defrost circuit)

Last post by WoodButcher « Tue Jul 16, 2024 5:23 pm
Replies: 6
by wanderingvan » Mon Oct 31, 2022 9:33 pm

HVAC controls can be opened and repaired. Have just completed the removal and teardown of the HVAC control panel to fix rear defrost circuit. Turns...

6 Replies

3959 Views

Last post by WoodButcher
Tue Jul 16, 2024 5:23 pm
AC blowing warm air

Last post by Bret Schmerker « Thu Aug 25, 2022 7:17 pm
Replies: 2
by issyfish » Sat Aug 20, 2022 3:43 pm

I have a 2003 astro, my A/C isn't working, it's blowing warm air and has been for a few years. I recharged it and that didn't help. So I replaced the...

2 Replies

1046 Views

Last post by Bret Schmerker
Thu Aug 25, 2022 7:17 pm
A/C Blower Switch issues 1996 - end of production

Last post by MountainManJoe « Sat May 14, 2022 10:10 pm
Replies: 1
by Bret Schmerker » Sat May 14, 2022 8:12 pm

:-k Early January 2022, the blower speed selector on my 1997 M11006 broke, leaving me the two slowest out of four speeds. How common is shaft...

1 Replies

551 Views

Last post by MountainManJoe
Sat May 14, 2022 10:10 pm
No High speed fan

Last post by eVANder « Thu May 12, 2022 2:30 pm
Replies: 24
by NotDadsW41 » Mon Jul 02, 2012 2:32 pm
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My high speed fan quit working for the HVAC. Now before you start typing replace the relay.... I already did that one. $32. To quote Cap'n Dave - NO...
24 Replies

16461 Views

Last post by eVANder
Thu May 12, 2022 2:30 pm
Rear switch pinout

Last post by MountainManJoe « Wed Jun 23, 2021 11:57 pm
Replies: 1
by inseshh » Wed Jun 23, 2021 10:48 pm

does anyone know the color code and the location that connect to the black socket ?

I miss up after I cut then and didn't took a image of the...

1 Replies

657 Views

Last post by MountainManJoe
Wed Jun 23, 2021 11:57 pm
Hate to be right but... am I right?

Last post by SafariSoGood « Tue Jun 25, 2019 8:42 am
Replies: 16
by SafariSoGood » Tue Jun 04, 2019 8:24 pm
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new to me 2004 Safari SLE

So I replaced the blower motor relay (melted) and while I was at it, the blower motor.

And behold - the evaporator cover...
16 Replies

5862 Views

Last post by SafariSoGood
Tue Jun 25, 2019 8:42 am
Rear heat issue -- new parts

Last post by Captn. Crunch « Tue Jan 30, 2018 6:16 pm
Replies: 1
by SteveTR6 » Mon Jan 29, 2018 5:09 pm

2003 Astro AWD LT, 156k miles. Within the last 2 weeks, the blower resistor failed, followed (almost immediately after replacement) by the blower...

1 Replies

2407 Views

Last post by Captn. Crunch
Tue Jan 30, 2018 6:16 pm
compressor runs on heat setting

Last post by rydeon « Sun Oct 23, 2016 5:11 am
Replies: 7
by rydeon » Mon Oct 17, 2016 4:40 am

I have a 2000 chevy astro basic work van. The ac clutch cycles on and off repeatedly even when i do not have the ac on. It stays on for a long time...

7 Replies

5306 Views

Last post by rydeon
Sun Oct 23, 2016 5:11 am
Rear heat pipes

Last post by doyoulikeithere « Thu Oct 20, 2016 7:26 pm
Replies: 3
by chesehd » Wed Oct 12, 2016 9:48 pm

The rear heat pipes from the engine to the core for my '03 have rotted out and I've recently come to learn that the part had been discontinued by GM....

3 Replies

3773 Views

Last post by doyoulikeithere
Thu Oct 20, 2016 7:26 pm
Any insight on Vacuum Vent Controls for Gen 1?

Last post by AstroWill « Sat Oct 01, 2016 6:14 pm
Replies: 5
by redcloud » Tue Sep 20, 2016 5:52 pm

The dash vents stopped working & are only blowing through the defrost & bottom. My van doesn't have rear heat - only rear a/c.

I have a canister on...

5 Replies

4262 Views

Last post by AstroWill
Sat Oct 01, 2016 6:14 pm
AC max setting not working

Last post by Captn. Crunch « Fri Jul 15, 2016 7:23 am
Replies: 1
by spyboy » Fri Jul 15, 2016 6:40 am

First there was a strange smell coming out of ac then no high speed fan on max AC other speeds work well and no smell. The smell was sort of sulfur...

1 Replies

2753 Views

Last post by Captn. Crunch
Fri Jul 15, 2016 7:23 am
Rear heat and ac common denominators?

Last post by Astrophysics « Thu Jul 14, 2016 8:24 am
Replies: 1
by Captn. Crunch » Sun Jul 10, 2016 9:00 am

Here's the deal-I have neither rear ac or rear heat in the van. The fans work on both applications but the ac doesn't blow cold (fronts frigid as can...

1 Replies

2745 Views

Last post by Astrophysics
Thu Jul 14, 2016 8:24 am
Blower motor noise only on high speed

Last post by spyboy « Sun May 08, 2016 2:29 pm
Replies: 3
by spyboy » Sat May 07, 2016 11:13 am

changed my blower motor and everything came out fine except I have a hum type noise on high speed, other speeds quiet as a mouse. Defective motor?...

3 Replies

3693 Views

Last post by spyboy
Sun May 08, 2016 2:29 pm
Heater Control Valve

Last post by hbastro1994 « Thu Feb 11, 2016 2:13 pm

by hbastro1994 » Thu Feb 11, 2016 2:13 pm

I have a 1994 AWD Astro Van. Inside of my climate control the main vacuum fed comes through the fire wall and splits off to two sides of the climate...

0 Replies

2819 Views

Last post by hbastro1994
Thu Feb 11, 2016 2:13 pm
no high speed on blower

Last post by hbastro1994 « Thu Feb 11, 2016 1:38 pm
Replies: 14
by batmo » Thu Jul 02, 2009 6:08 pm

Ive got an '86 that wont blow on high. low and medium works fine.

have replaced the switch allready.

any suggestions? thnx!

14 Replies

8625 Views

Last post by hbastro1994
Thu Feb 11, 2016 1:38 pm
Don't let the smoke get in your eyes because it burns ...

Last post by doyoulikeithere « Thu Dec 03, 2015 11:31 am
Replies: 1
by LAZ 1 » Tue Dec 01, 2015 3:22 pm

Up at 5:30 am for a road trip. DARK!! Driving along on the hiway for about 20 minutes in my 98 2wd camper van.
Engine is warmed up nicely, heater...

1 Replies

2451 Views

Last post by doyoulikeithere
Thu Dec 03, 2015 11:31 am
Climate control problem (switch?) 2000 Astro w/ rear heat/ac

Last post by manyon « Tue Nov 24, 2015 3:36 pm
Replies: 2
by manyon » Mon Nov 23, 2015 1:02 pm

Wondering if the actual control knobs for the climate control have gone bad.

When I turn the 3 knobs on the climate control nothing comes on. I do...

2 Replies

2836 Views

Last post by manyon
Tue Nov 24, 2015 3:36 pm
Replacing radiator on 1993 astrovan?

Last post by AstroWill « Fri Oct 16, 2015 3:18 pm
Replies: 1
by californialuv76 » Fri Oct 16, 2015 12:54 pm

Hi guys 2 questions. I bought a new radiator, I would like to know when I take radiator off if i need to take this AC hose off and if so will gas or...

1 Replies

2525 Views

Last post by AstroWill
Fri Oct 16, 2015 3:18 pm
Blower motor

Last post by LaGrasta « Mon Sep 14, 2015 9:25 am
Replies: 34
by MountainManJoe » Sun Dec 06, 2009 12:20 pm
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Hi guys. My front blower motor was chirping and squeeling, so I took it out, sprayed WD40 on the bearings and put it back in. When I turned it on, it...
34 Replies

17491 Views

Last post by LaGrasta
Mon Sep 14, 2015 9:25 am
blower speeds

Last post by LaGrasta « Fri Sep 11, 2015 7:09 pm
Replies: 20
by 92astro » Tue Dec 02, 2008 8:06 pm
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i know this is the wrong place to post this but this the most popular place!! okay my a/c heater blower is acting up okay my high speed works perfect...
20 Replies

12514 Views

Last post by LaGrasta
Fri Sep 11, 2015 7:09 pm
AC Compressor/Clutch Seized?

Last post by Rileysowner « Fri Jun 19, 2015 1:06 pm
Replies: 6
by Rileysowner » Mon Jan 12, 2015 8:03 am

I am selling the van, so it has not been driven a whole lot in recent times. I did have it out a week ago Sunday, and everything ran fine, and I have...

6 Replies

6156 Views

Last post by Rileysowner
Fri Jun 19, 2015 1:06 pm
Blower housing cracked and brittle

Last post by AstroWill « Tue Apr 14, 2015 5:29 pm
Replies: 3
by procreator » Sun Apr 12, 2015 3:48 pm

I have a problem. The housing for the blower looks to be heat-fatigued. It is all cracked and brittle. I can barely touch it without more pieces...

3 Replies

3620 Views

Last post by AstroWill
Tue Apr 14, 2015 5:29 pm
Repair question: Rear heater line leaking...

Last post by photo_van « Fri Mar 13, 2015 5:49 pm
Replies: 1
by Chad » Fri Mar 13, 2015 3:56 pm

Hi, I have a 97 Safari and the lines that run to the rear heater core are leaking at the connecters to the hoses. The rear heat doesn't work anyway...

1 Replies

2747 Views

Last post by photo_van
Fri Mar 13, 2015 5:49 pm
97 Astro Heater control Valve plus

Last post by howso48 « Mon Feb 09, 2015 10:03 pm

by howso48 » Mon Feb 09, 2015 10:03 pm

Took the van out today for a short jaunt to the neighboring town about 23 miles and cold turned the front and rear heater on when the temp gauge...

0 Replies

2850 Views

Last post by howso48
Mon Feb 09, 2015 10:03 pm
97 astro heater control valve

Last post by howso48 « Fri Oct 24, 2014 9:46 pm
Replies: 7
by howso48 » Tue Oct 14, 2014 6:29 pm

Anybody got any pic's of this culprit ??/ I thought I replaced all the vacuum lines in the A/C heater system when I noticed that that heater took a...

7 Replies

7956 Views

Last post by howso48
Fri Oct 24, 2014 9:46 pm
Drivers side cold feet

Last post by photo_van « Wed Oct 15, 2014 7:25 pm
Replies: 10
by JaySafari » Mon Dec 15, 2008 10:21 am

Has anyone come up with a good fix for the the air balance problem with floor level heating?
The drivers feet freeze while the passenger side cooks....

10 Replies

7888 Views

Last post by photo_van
Wed Oct 15, 2014 7:25 pm
I thought I had transmission trouble

Last post by Captn. Crunch « Sun Jul 06, 2014 5:11 pm

by Captn. Crunch » Sun Jul 06, 2014 5:11 pm

The last couple of weeks the trans in my safari AWD started acting up. It would fade in after shifting from rev to drive. It was surging on the...

0 Replies

2857 Views

Last post by Captn. Crunch
Sun Jul 06, 2014 5:11 pm
A/C dose not work

Last post by bns66charger « Wed Jul 02, 2014 8:18 pm
Replies: 6
by bns66charger » Sun Jun 29, 2014 5:28 pm

Just bought a 96 Astro Van for a project for my son and I, Dad and Son bonding time. Over 200K miles, A/C doesnt blow in front but rear blows but not...

6 Replies

5494 Views

Last post by bns66charger
Wed Jul 02, 2014 8:18 pm
Rear Heater Delete?

Last post by Herbie « Sun May 25, 2014 11:06 am
Replies: 11
by Herbie » Mon Mar 10, 2014 12:54 pm

So my question is can I delete the rear heater?

I never use it. We don't live where it gets particularly cold, and it's only good for cooking rear...

11 Replies

10618 Views

Last post by Herbie
Sun May 25, 2014 11:06 am
Blower motor won't shut off - ever

Last post by Herbie « Thu Apr 17, 2014 9:11 pm
Replies: 3
by Captn. Crunch » Tue Apr 15, 2014 6:04 pm

Hello
Just got home from picking up one of the kids in a torrential downpour. I shut off the van and pulled out the key. the blower motor continued...

3 Replies

3978 Views

Last post by Herbie
Thu Apr 17, 2014 9:11 pm
Dash control panel for a 97 Astro

Last post by howso48 « Sun Mar 30, 2014 6:39 am

by howso48 » Sun Mar 30, 2014 6:39 am

Does anybody have a Vacuum Routing diagram for the vac lines ( On the back of this control panel ) with description and routing [-o< \:D/ 005...

0 Replies

2736 Views

Last post by howso48
Sun Mar 30, 2014 6:39 am
fixing noisy blower motor

Last post by photo_van « Mon Mar 24, 2014 2:41 pm

by photo_van » Mon Mar 24, 2014 2:41 pm

As usual, this site rocks! My blower has been making intermittent noise for a couple of years now. Finally started making bad noise all the time at...

0 Replies

3000 Views

Last post by photo_van
Mon Mar 24, 2014 2:41 pm
Question about "Rear Air"

Last post by Smiliesafari « Wed Jan 22, 2014 6:37 pm
Replies: 4
by spudman » Wed Jan 22, 2014 9:23 am

I am wondering how the rear air works on the Astros. Does everything run off the front air ?? Just wondering how the cold air actually gets there....

4 Replies

4125 Views

Last post by Smiliesafari
Wed Jan 22, 2014 6:37 pm
Rear Heat

Last post by Drummernaut « Mon Jan 20, 2014 3:38 pm
Replies: 8
by dobaroy » Thu Jan 16, 2014 10:49 am

The rear heat in our 03 Safari is blowing cold, the front heat is pretty warm. Don't know where to start to find the problem. Any suggestions would...

8 Replies

6059 Views

Last post by Drummernaut
Mon Jan 20, 2014 3:38 pm
Fuse for blower motor

Last post by LiftedAWDAstro « Fri Jan 10, 2014 4:48 pm
Replies: 1
by marco10 » Thu Jan 09, 2014 9:05 am

Can somone please direct me as to which fuse is for the heater blower? Is it specific or is it shared with another component? Is it under dash or...

1 Replies

3052 Views

Last post by LiftedAWDAstro
Fri Jan 10, 2014 4:48 pm
Thanks wifey.....now what

Last post by marco10 « Thu Jan 09, 2014 4:36 am
Replies: 5
by coolen » Mon Nov 24, 2008 9:46 am

so the other day my wife complained of the blower motor in the van making noise. actually, it has been an issue for a while now. just one of those...

5 Replies

4592 Views

Last post by marco10
Thu Jan 09, 2014 4:36 am
Heater won't heat.

Last post by CaptSquid « Tue Nov 05, 2013 2:40 pm
Replies: 9
by CaptSquid » Fri Oct 04, 2013 3:48 pm

Well, I've had the intake manifold gasket, t-stat and water pump replaced, just in time for winter to rear her ugly head. Unfortunately, all that is...

9 Replies

6041 Views

Last post by CaptSquid
Tue Nov 05, 2013 2:40 pm
Ac compressor

Last post by chesehd « Thu Oct 10, 2013 8:47 am
Replies: 8
by van73761 » Mon Aug 19, 2013 4:25 pm

Can anyone give me some advice on what might be going on with my ac compressor. It is on a 03 awd. It will kick on and off in 25 second intervals but...

8 Replies

5575 Views

Last post by chesehd
Thu Oct 10, 2013 8:47 am
High dont work, "max ac" makes whirly noise

Last post by Drummernaut « Fri Sep 20, 2013 10:04 am
Replies: 1
by failsatheals » Wed Sep 18, 2013 8:01 pm

Back in january my grandparents astro stopped blowing air from the vents, so they took it in and the mechanic replaced the heater fan and motor and...

1 Replies

3002 Views

Last post by Drummernaut
Fri Sep 20, 2013 10:04 am
R12 or R134A?

Last post by 6spd_monte « Fri Sep 06, 2013 7:55 am
Replies: 6
by 6spd_monte » Wed Jul 03, 2013 6:26 pm

Who knows what year our vans started coming out of the factory with 134?

6 Replies

5149 Views

Last post by 6spd_monte
Fri Sep 06, 2013 7:55 am
How Does The Rear A/C Work??.

Last post by 1Gary « Mon Jul 22, 2013 9:19 am
Replies: 4
by 1Gary » Fri Jul 19, 2013 8:37 pm

Does the engine need to be running??. How is the coolant pumped threw the system??. Is there a separate condenser??. Where does it weep out??.

4 Replies

4061 Views

Last post by 1Gary
Mon Jul 22, 2013 9:19 am
adjusting rear heat?

Last post by Astrophysics « Sat Jul 20, 2013 8:35 pm
Replies: 3
by Captn. Crunch » Fri Jul 19, 2013 6:31 am

while I am actually here looking for an answer to an a/c problem (which I found-love stickies!) I was reminded of a heating issue. The heat ducts...

3 Replies

3665 Views

Last post by Astrophysics
Sat Jul 20, 2013 8:35 pm
Remove and replace rear heater switch.

Last post by CaptSquid « Mon Jul 15, 2013 10:30 pm
Replies: 5
by Alex.C » Thu Apr 04, 2013 2:43 pm

I have searched several areas of the site but can't seem to find exactly the info I am looking for. I have a 2000 Safari with rear heat and AC. The...

5 Replies

4933 Views

Last post by CaptSquid
Mon Jul 15, 2013 10:30 pm
blower motor

Last post by MountainManJoe « Wed Apr 10, 2013 11:22 am
Replies: 2
by fsnrod » Wed Apr 10, 2013 9:51 am

How do replace the blower motor on a 2000 astro it looks like it's under a plastic shroud do you have to take off the fender to work on it?

2 Replies

3208 Views

Last post by MountainManJoe
Wed Apr 10, 2013 11:22 am
Blower motor works only when it feels like it

Last post by zx150 « Sun Apr 07, 2013 6:14 pm
Replies: 6
by zx150 » Tue Apr 02, 2013 9:58 am

Got an '04 Astro AWD and the blower motor only works some of the time. Seems to kick on if I hit a huge pothole, passenger kicks the underneath of...

6 Replies

4667 Views

Last post by zx150
Sun Apr 07, 2013 6:14 pm
Problem with fan speed / heat

Last post by LiftedAWDAstro « Fri Dec 28, 2012 5:50 am
Replies: 11
by completetech » Tue Nov 06, 2012 8:09 am

So I'll try to make a long story short. :rolleyes:

I have never really had any type of heat or AC blowing when set to the first setting on speed....

11 Replies

7217 Views

Last post by LiftedAWDAstro
Fri Dec 28, 2012 5:50 am
a/c delete ?

Last post by Rebel « Sun Dec 02, 2012 3:26 pm
Replies: 1
by mtrhead79 » Fri Nov 30, 2012 3:08 pm

hi i just went to look at a 99 astro cargo van and it does not have a/c. i liked the van alot but would want a/c. it does have the big plastic bulge...

1 Replies

3033 Views

Last post by Rebel
Sun Dec 02, 2012 3:26 pm
Broken HVAC Vacuum Line

Last post by CaptSquid « Tue Jul 24, 2012 2:26 pm
Replies: 3
by CaptSquid » Tue Jul 17, 2012 7:31 pm

You know, the thin plastic one that snaps when you look cross-eyed at it? I can find one end, but not the end on the block. Is it on the driver's...

3 Replies

3688 Views

Last post by CaptSquid
Tue Jul 24, 2012 2:26 pm
fan runs all the time

Last post by LiftedAWDAstro « Sat Jul 21, 2012 11:01 am
Replies: 1
by thegreenmachine » Thu Jul 12, 2012 7:54 pm

hey all, glad to be back! had to take a breif hiatus due to not actually having a van anymore.

so i bought another one. 2003 astro awd.

just one...

1 Replies

2731 Views

Last post by LiftedAWDAstro
Sat Jul 21, 2012 11:01 am

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