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I have 2003 QX4 Infinity. Problem is the air conditioner
I have 2003 QX4 Infinity. Problem is the air conditioner works fine but when I turn on the heat, all of the vents blow air at the highest temperature no matter what heat selection is sleeted. … read more
Jake
Jake
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Infiniti m37x hvac issue (no heat, sort of) driver side gets
infiniti m37x hvac issue (no heat, sort of) driver side gets warm passenger is cold driver bottom is barely warmish coolant is full in/out hoses are hot… read more
Jay
Jay
Certified Infiniti Technician
Vocational, Technical or Trade Scho
4,254 satisfied customers
I've got a 2013 M37. The passenger side is not getting heat.
I've got a 2013 M37 . The passenger side is not getting heat. Everything blows where it should, floor, vent, etc, but only cold air. Drivers side and rear heat works. I believe it to be an air mixing … read more
3pac2222
3pac2222
ASE Certified Technician
Associate Degree
5,113 satisfied customers
I have a 2012 Infiniti M35h, when set to heat, it blows only
Hi, I have a 2012 Infiniti M35h, when set to heat, it blows only cold air on the driver side and warm air on the passenger side and back seat vents. Dealer wants to replace the complete assembly, seem… read more
Jay
Jay
Certified Infiniti Technician
Vocational, Technical or Trade Scho
4,254 satisfied customers
Just replaced the engine in my 2007 m45s, all is working
just replaced the engine in my 2007 m45s, all is working well but for some weird reason, heat is not working in car, replaced thermostat, not the issue... mechanic is stumped! … read more
Gunvir Singh
Gunvir Singh
1,949 satisfied customers
2012 Infiniti m35h, no heat, heater core has been flushed,
2012 Infiniti m35h, no heat, heater core has been flushed, new thermostat. By pass trans warmer, vehicle gets heat, hotter on Pass side than Driver's, take for a drive & heater cools down. Reconnect t… read more
rpmdiag
rpmdiag
High school
8,060 satisfied customers
Jay, The heater in my 2012 M35h blows cold air. Infiniti
Hi Jay, The heater in my 2012 M35h blows cold air. Infiniti says the heater core needs replacement. They flushed the core but there was no improvement. Because replacing the heater core is a big, expe… read more
Jay
Jay
Certified Infiniti Technician
Vocational, Technical or Trade Scho
4,254 satisfied customers
Heater blows cold air in car. coolant full, coolant level
coolant level good. how to check thermostat? do you feel the right side tube coming from heat core? … read more
Todd M
Todd M
Owner
ASE Certification
1,877 satisfied customers
I have a 2007 Infiniti QX56, I am getting no heat inside the
I have a 2007 Infiniti QX56, I am getting no heat inside the air ducts. I notice the heater hoses going inside are warm not hot. Please let me know your thoughts on this.… read more
Mike V.
Mike V.
technician
Subaru and Nissan factory training.
27,560 satisfied customers
I have an 2010 Infiniti QX56. It is blowing hot air on the
I have an 2010 Infiniti QX56. It is blowing hot air on the passenger side and cold on the driver side. Mechanic said the heater core is bad. Seems to me that neither side would work if the heater core… read more
Ron
Ron
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Vocational, Technical or Trade Scho
37,465 satisfied customers
We have an 130T (mint, 50,000 miles). Today - while
We have an 130T (mint, 50,000 miles). Today - while running the heat, I noticed that the air was blowing warm on the driver's side, but was almost cool on the passenger side (from all vents). This con… read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
29,925 satisfied customers
Infiniti G35 ccoupe: Jay....Got a problem with my 04 g35
Hi Jay....Got a problem with my 04 g35 coupe....I replaced the radiator,theromstat,water pump, Did bleed the system...Still running hot...heater I blowing cold..Theyre telling me its a computer in the… read more
Jay
Jay
Certified Infiniti Technician
Vocational, Technical or Trade Scho
4,254 satisfied customers
Infiniti QX56: The dual air conditioning system does not adjust
The dual air conditioning system does not adjust and put out heated air on the passenger side regardless of the tempeture setting.… read more
ksengage31
ksengage31
Master Certified Technician
Vocational, Technical or Trade Scho
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Infiniti G20 T: This winter when it got warm my AC would not
This winter when it got warm my AC would not turn on and then the next week when it got cold again the heat would not work. Then a few weeks later the heat started working again but know it stays on i… read more
Mike V.
Mike V.
technician
Subaru and Nissan factory training.
27,560 satisfied customers
1999 Infiniti I30: heater core which was leaking..vents switches
1999 Infiniti I30 Heat/AC Problems - in December I had a mechanic replace the heater core which was leaking, and ever since then the heat is on almost constantly. If I leave the Heat/AC off, then ther… read more
HondaPlatinum
HondaPlatinum
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2004 Infiniti: G35X..blows cold air..idling or stopped..traffic lights
2004 Infiniti G35X heater only blows cold air whe idling or stopped at traffic lights and is ok when you step on the gas and or driving, any ideas… read more
Mike V.
Mike V.
technician
Subaru and Nissan factory training.
27,560 satisfied customers
Infiniti: cabin..15+ mins.Signs and Symptoms - Temp gauge stayed
Need further diagnosis from yesterday's conversation... See below Customer Question 2006 Infiniti M35 Problem - No heat inside cabin until car has been running for 15+ mins. Signs and Symptoms - Temp … read more
Jay
Jay
Certified Infiniti Technician
Vocational, Technical or Trade Scho
4,254 satisfied customers
2000 Q45: FROM AN ACCIDENT AND THE COMPRESSOR IS WORKING FINE BUT
WERE IS THE ORIFICE TUBE IN A 2000 Q45 I AM WORKING ON ONE AND WE HAVE REPLACED THE CONDENSOR FROM AN ACCIDENT AND THE COMPRESSOR IS WORKING FINE BUT THE AIR JUST DONT GET COLD, DONT NO WHAT ELSE TO C… read more
Mike V.
Mike V.
technician
Subaru and Nissan factory training.
27,560 satisfied customers
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Meet the Experts:

Jay

Jay

Certified Infiniti Technician

4,254 satisfied customers

20+years, Nissan and Infiniti experience and currently now working for a Infiniti Dealer

Ryan

Ryan

Infiniti Master Tech

890 satisfied customers

Infiniti Master available by request Thank you!!!

ROY

ROY

Nissan Master

189 satisfied customers

Nissan Master and ASE certified Master Technician

Mike O.

Mike O.

Infiniti Master technician

113 satisfied customers

18 years Nissan/Infiniti experience

Ron Z.

Ron Z.

- Infinity Tech -

113 satisfied customers

18+yrs experience. State Inspector and Infinity Diagnostics

George H.

George H.

ASE Certified Technician

101 satisfied customers

ASE Master Tech 15+ years

Mike Kelly

Mike Kelly

Infiniti Mechanic

62 satisfied customers

17 years experience as an auto mechanic, foreign and domestic. 5 years running my own repair business.

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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