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View Full Version : No Air Coming Out of Vents



hugojax
08-31-2012, 11:37 PM
AC works but not coming out of the vents. The air jus comes out on the floor and the defroster vent by the windshield. Any suggestions?

Panther
09-01-2012, 01:37 AM
I don't know much about it. But it's the O-rings. Someone will tell you what todo to fix it.


Sent from my iPhone using Tapatalk Panther

MMBLUE
09-01-2012, 01:48 AM
EATC repair. PM fastblackmerc. (aka FBM) He'll hook ya up :D

fastblackmerc
09-01-2012, 04:22 AM
Classic sign that the o-rings inside the EATC need to be replaced. PM me.

yjmud
09-01-2012, 05:19 AM
sell the car it is junk today in crystal lake it's worth fifty bucks

SC Cheesehead
09-01-2012, 06:07 AM
sell the car it is junk today in crystal lake it's worth fifty bucks

Ratfarts! Outbid me by $42.... :mad2:


;)

OP, it's the O-rings, as posted above. Simple fix, fastblackmerc can get you hooked up and back in business; ask me how I know. :up:

hugojax
09-04-2012, 10:58 PM
thanx for the info

Rockettman
09-05-2012, 04:23 AM
Crap! I thought the defrost / floor issue, was the classic "blender door malfunction"?

(I'm not understanding the signs!) :confused:

SC Cheesehead
09-05-2012, 04:25 AM
Crap! I thought the defrost / floor issue, was the classic "blender door malfunction"?

(I'm not understanding the signs!) :confused:

EATC is configured to default to defrost if there are solenoid issues, that would be the first thing to check, especially if you're still running the OEM o-rings.

Rockettman
09-05-2012, 04:36 AM
I currently do not have an issue; but I'm trying to learn the signs so when it does happen - I know what to go after. (I've obviously got it wrong).

If the defalts to defrost with a soleniod issue - what are the signs of a failed blender door?

wickedmerc
09-05-2012, 04:56 AM
I currently do not have an issue; but I'm trying to learn the signs so when it does happen - I know what to go after. (I've obviously got it wrong).

If the defalts to defrost with a soleniod issue - what are the signs of a failed blender door?

Oooh, oooh...I think I know that 1....

You get broiling hot air coming out of the correct locations even with a fully functional a/c system.
Ask me how I know :mad:

Rockettman
09-05-2012, 05:03 AM
Ooohhh. Got it.

Defrost / floor = o rings
Hot air with A/C selected = blender door.

Thanks.

SID210SA
09-05-2012, 05:07 AM
Just google it.....easy repair to do yourself....takes about 20 minutes I have done several for members here.

Chevyguy
09-07-2012, 04:06 PM
Order the o rings for $10 from McCain master car. Took 10 min to change out the orinngs with my leatherman. Did this on the LX still have 20 o rings left will do the MM soon. No problem yet but Wynn wait

MyBlackBeasts
09-07-2012, 09:26 PM
Oooh, oooh...I think I know that 1....

You get broiling hot air coming out of the correct locations even with a fully functional a/c system.
Ask me how I know :mad:

Or... Its -10* and you leave for work smiling as you drive down the road all nice & toasty in your warm MM and by the time you get there the interior has changed temp to match outside because the air coming from the vents is FREEZING!!!:mad2: Ask me how I know. That weekend fire up garage propane heater & do a "blend door actuator R&R". All good! :D

lwblumjr
09-08-2012, 06:18 AM
Hugojax,

Fastblackmerc just fixed my ETAC and I installed it Friday morning. It's blowing cold out the vents again! :banana:

fastblackmerc
09-08-2012, 06:43 AM
Repairing another one right now.

wickedmerc
09-11-2012, 06:06 PM
The more I hear of people who do the relatively easy and cheap o-ring swap and it fixes their problem, it really gets my britches in a bunch!!!! :mad2:

fastblackmerc
09-11-2012, 06:58 PM
The more I hear of people who do the relatively easy and cheap o-ring swap and it fixes their problem, it really gets my britches in a bunch!!!! :mad2:

And why are your britches in a bunch??

wickedmerc
09-11-2012, 07:28 PM
And why are your britches in a bunch??

BECAUSE IT DIDN'T FIX MINE!!!
(Disclaimer: fastblackmerc, you had nothing to do with any of this, just in case you think I'm implying YOU didn't fix mine).

I'm now staring down the barrel of having my entire dashboard removed from the car to replace blend door....to the tune of several hundred $$ in labor alone :mad2:

racorcey
09-14-2012, 01:38 PM
BECAUSE IT DIDN'T FIX MINE!!!
(Disclaimer: fastblackmerc, you had nothing to do with any of this, just in case you think I'm implying YOU didn't fix mine).

I'm now staring down the barrel of having my entire dashboard removed from the car to replace blend door....to the tune of several hundred $$ in labor alone :mad2:

You might have the same problem I had last year. O-rings needed to be replaced anyway, but the real problem with my unit was that the plastic manifold that the o-rings sit in was cracked. So, even with the new rings, the vacuum leak took over as the real culprit. I had to find another unit that I then did a mix and match with.

I wrote about this last year. Since then, I have found about 10 people with this specific problem. FastBlackMerc's o'ring fix fixes the vast majority of this problem. The rest of us didn't get so lucky.

You might have to spring for another whole (rebuilt) unit. Unfortunately, the only way to confim this problem is by mostly disassembling the ETAC. You might want to investigate this route before the blend door fix.

wickedmerc
09-15-2012, 07:58 PM
You might have the same problem I had last year. O-rings needed to be replaced anyway, but the real problem with my unit was that the plastic manifold that the o-rings sit in was cracked. So, even with the new rings, the vacuum leak took over as the real culprit. I had to find another unit that I then did a mix and match with.

I wrote about this last year. Since then, I have found about 10 people with this specific problem. FastBlackMerc's o'ring fix fixes the vast majority of this problem. The rest of us didn't get so lucky.

You might have to spring for another whole (rebuilt) unit. Unfortunately, the only way to confim this problem is by mostly disassembling the ETAC. You might want to investigate this route before the blend door fix.

Thanks for the info Randy. I've actually replaced the EATC already (with a used unit, but seller said it worked before he pulled it. Since I still have the exact same problem, I choose to believe he was truthful). My mechanic agrees that the problem is likely with the blend door itself. I understand that is the most expensive part to replace because the entire dash has to come out of the car. I am not happy.

fastblackmerc
09-16-2012, 04:22 AM
Thanks for the info Randy. I've actually replaced the EATC already (with a used unit, but seller said it worked before he pulled it. Since I still have the exact same problem, I choose to believe he was truthful). My mechanic agrees that the problem is likely with the blend door itself. I understand that is the most expensive part to replace because the entire dash has to come out of the car. I am not happy.

The dash doesn't have to come out, just loosened so you can get to the blend door motor. The motor itself it about $75.00.

Do you want to sell an EATC?

racorcey
09-16-2012, 08:53 AM
Thanks for the info Randy. I've actually replaced the EATC already (with a used unit, but seller said it worked before he pulled it. Since I still have the exact same problem, I choose to believe he was truthful). My mechanic agrees that the problem is likely with the blend door itself. I understand that is the most expensive part to replace because the entire dash has to come out of the car. I am not happy.

OK, so it sounds like you've done your homework and figured out the real problem. Good - sort of :mad2:. And I see that FastBlackMerc has given you some additional good advice as well.

Good luck - I know you'll get it fixed soon - winter's a comin'....

wickedmerc
09-16-2012, 07:09 PM
The dash doesn't have to come out, just loosened so you can get to the blend door motor. The motor itself it about $75.00.

Do you want to sell an EATC?

When the dust settles and I'm left with 1 extra EATC (which will happen), you'll be my 1st PM.

I'm looking to replace blend door, not motor (I did that already :confused:)