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Heat will not regulate it is either on or it goes cold, the
heat will not regulate it is either on or it goes cold , the same with the ac it is on or off ,I already replaced the lower actuator blend door and control panel still no difference.also pulled fuses … read more
Jerry Newton
Jerry Newton
Vocational, Technical or Trade Scho
5,406 satisfied customers
2003 Silverado dual climate control with auto. Only blows
2003 Silverado dual climate control with auto. Only blows hot air when control is turned to full hot which then kicks it out of auto control.. … read more
GM Tech (Cam)
GM Tech (Cam)
Chevy Technician
Vocational, Technical or Trade Scho
15,756 satisfied customers
This is my issue too: chevy tahoe: Z71..only blows cold air
this is my issue too : chevy tahoe: Z71..only blows cold air Canadafix was working on, no trouble codes and computer was changed. was at the shop too. No fix yet. I figured that I would give this a tr… read more
Pete
Pete
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General auto certifications
35,189 satisfied customers
Chevrolet Avalanche 1500 Z71: 05 avalanche 1500 with auto climate
05 avalanche 1500 with auto climate control only blows cold air unless temp set at 90 degrees. I replaced auto climate control and interior temp sensor- did not fix problem. Problem disconnecting and … read more
Pete
Pete
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General auto certifications
35,189 satisfied customers
I have a 2002 chevy avalanche and the heater Controls are
I have a 2002 chevy avalanche and the heater Controls are not working properly. It has the computer climate control but not dual control. It blows hot air no matter the temp setting it's on until it's… read more
Chris (aka- Moose)
Chris (aka- Moose)
Vocational, Technical or Trade School
52,569 satisfied customers
Chevrolet Avalanche 1500 Z71: Hi, the question is - 2003
Hi, the question is - 2003 Chevrolet Avalanche 1500 z71 - it has the automatic temperature control (dual zone) the fan operates at all speeds, the AC blows at all speeds - However, the heater will onl… read more
Scott
Scott
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Bachelor's Degree
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GM K2500 HD: Hello,I have a 2006 Silverado 2500HD, Crew Cab
Hello, I have a 2006 Silverado 2500HD, Crew Cab Short Box with the 3LT trim package and the 6.6. My question is about the dual climate controls. When I turn the temp down from 90 to say 85 or less the… read more
Chris (aka- Moose)
Chris (aka- Moose)
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52,569 satisfied customers
Chevrolet Avalanche 1500 LT: 2010 avalanche not blowing cold.
2010 avalanche not blowing cold. Cust states ac not blowing cold and hasn't for a year, just cool. Low side pressure was around 30 and high side pressure stayed between 100 and 200 psi. Truck was blow… read more
ZZDaryl
ZZDaryl
Lead Auto Tech
Some college and advanced training
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Avalanche..the passenger side while blowing cold air..drivers side
Have an 04 Avalanche that blows hot air on the passenger side while blowing cold air on the drivers side. It's dual control and both are set at the same temp. Started happening after I changed out the… read more
Mr GOODWRENCH
Mr GOODWRENCH
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Associate Degree
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04 suburban: passenger side..blows..work fine..part of the actuator
I have a similar problem with my '04 suburban with thermostatic his & hers controls except it's the passenger side that sometimes blows slightly warmer air out the dash vents and / or completely "goes… read more
GMKindl
GMKindl
Associate Degree
388 satisfied customers
02 Chevy: blew..Van..parked..cold (guage + service engine light is
'02 Chevy Express 1/2 350 w/rear air/heat Problem: Temp. guage reading low which is reinforced by service engine light coding "running at lower temp" (or something along those lines); was blowing mode… read more
Steve
Steve
Service Manager/ Technician
5,472 satisfied customers
2004 Chevy Avalanche 1500 Z71: only cold air..passenger..slow down
The heater on my 2004 Chevy Avalanche 1500 Z71 with dual zone controls blows only cold air on both the driver and passenger sides until highway speeds are reached at which time, if temperature is set … read more
Dan
Dan
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Vocational, Technical or Trade Scho
23,945 satisfied customers
chevy tahoe: heater was blowing out cool air..degrees..replaced my
I have an 05' chevy tahoe. I took the truck in for a service because the heater was blowing out cool air even though my digital temp was on 88 degrees. They replaced my unit. Days later the same probl… read more
Jerry Newton
Jerry Newton
Vocational, Technical or Trade Scho
5,406 satisfied customers
An 04 Avalanche that only blows hot air..cruising..way home..controls
I've got an '04 Avalanche that only blows hot air now. I was cruising at 60mph on my way home from work with the dual controls both set on 76 (It was close to 90 outside) when all of a sudden VERY VER… read more
GM Tech (Cam)
GM Tech (Cam)
Chevy Technician
Vocational, Technical or Trade Scho
15,756 satisfied customers
climate control..drivers side..very hot air, passenger side blows
I have a 2004 1500 Avalanche with dual climate control. Replaced dead battery, now driver's side blows very hot air, passenger side blows cold air when both are set @ 72 degrees. Doesn't matter if on … read more
BigBlock434
BigBlock434
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High School or GED
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Yukon: heater controls..the heat only works when it is on 90
i have an 05 yukon xl with digital heater controls. the heat only works when it is on 90. is this a control problem or is it in the heater itself… read more
GM Tech (Cam)
GM Tech (Cam)
Chevy Technician
Vocational, Technical or Trade Scho
15,756 satisfied customers
My 2007 Avalanche climate control sometimes blows..passenger side
My 2007 Avalanche climate control sometimes blows out warmer air on the left than on the right on the a/c setting. It is set on 1 temperature and the passenger side is off. You can also turn on the de… read more
Dave Nova
Dave Nova
Chevrolet Technician
Associate Degree
7,092 satisfied customers
2004 Chevy Suburban: the fuel filter..drivers side..passenger side
I have a 2004 Chevy Suburban 5.3litre. i disconnected the battery this weekend to replace the fuel filter and when i plugged it back in, it only blows hot air out of the drivers side and cold out of t… read more
GMTechBernard
GMTechBernard
Owner / Technician
High School or GED
2,157 satisfied customers
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GM Tech (Cam)

GM Tech (Cam)

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Don - Mo Lurch

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Ron Z.

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