Chevy

Chevrolet Repair Questions? Ask a Chevy Mechanic for Answers ASAP

Ask an Expert,
Get an Answer ASAP!

Chevy

94 suburban: leaked..hoses..assembly..you replace rear heater core

Customer Question
have a 94 suburban the...
have a 94 suburban the heater core for the rear heat leaked and soaked the rear carpet was out of town at the time so i cut the hoses underneath the floor and bypassed the heater core want to replace heater core now but it looks like to get to heatr core whole airbox assembly will have to be removed this would mean opening up ac system which i would rather not do how do you replace rear heater core?
Submitted: 8 years ago.Category: Chevy
Show More
Show Less
Ask Your Own Chevy Question
Answered in 4 minutes by:
6/2/2009
Chevy Mechanic: Dan, Technician replied 8 years ago
Dan
Dan, Technician
Category: Chevy
Satisfied Customers: 24,974
Experience: Independent Shop Experience, 2 Year Automotive Diploma, & Access to Information Database
Verified

Here are instructions, let me know if you have questions. Thanks

 

Rear
Notes

AUXILLARY HEATER CORE




REMOVE OR DISCONNECT

  1. Engine coolant.
  2. Rear quarter interior trim, as necessary.
  3. Right rear quarter trim panel.
  4. Right rear wheelhouse.
  5. Auxiliary heater hoses from heater core.
  6. Electrical connectors, as necessary.
  7. Drain valve.
  8. Bolts.
  9. Nuts.
  10. Heater module.
  11. Blower motor, if necessary.
  12. Heater case cover.
  13. Heater core.




INSTALL OR CONNECT

  1. Heater core.
  2. Heater case cover.
  3. Blower motor, if necessary.
  4. Heater module.
  5. Nuts.
  6. Bolts. Tighten;
    • Bolts to 1.5 Nm (13 in.lbs.)
    • Nuts to 10 Nm (89 in.lbs.)
  1. Drain valve.
  2. Electrical connectors, as necessary.
  3. Auxiliary heater hoses to heater core.
  4. Right rear wheelhouse.
  5. Right rear quarter trim panel.
  6. Rear quarter interior trim, as necessary.
  7. Engine coolant.

 

Ask Your Own Chevy Question
Ask Dan Your Own Question
Dan
Dan
Dan, Technician
Category: Chevy
Satisfied Customers: 24,974
24,974 Satisfied Customers
Experience: Independent Shop Experience, 2 Year Automotive Diploma, & Access to Information Database

Dan is online now

A new question is answered every 9 seconds

How JustAnswer works:

  • Ask an ExpertExperts are full of valuable knowledge and are ready to help with any question. Credentials confirmed by a Fortune 500 verification firm.
  • Get a Professional AnswerVia email, text message, or notification as you wait on our site. Ask follow up questions if you need to.
  • 100% Satisfaction GuaranteeRate the answer you receive.

JustAnswer in the News:

Ask-a-doc Web sites: If you've got a quick question, you can try to get an answer from sites that say they have various specialists on hand to give quick answers... Justanswer.com.
JustAnswer.com...has seen a spike since October in legal questions from readers about layoffs, unemployment and severance.
Web sites like justanswer.com/legal
...leave nothing to chance.
Traffic on JustAnswer rose 14 percent...and had nearly 400,000 page views in 30 days...inquiries related to stress, high blood pressure, drinking and heart pain jumped 33 percent.
Tory Johnson, GMA Workplace Contributor, discusses work-from-home jobs, such as JustAnswer in which verified Experts answer people’s questions.
I will tell you that...the things you have to go through to be an Expert are quite rigorous.

What Customers are Saying:

I was having a terrible problem with the wheel bearings on my 98 Chevy Cavalier and I suspect that using this website saved me plenty of time and money.

Todd LRochester NY

Wonderful service, prompt, efficient, and accurate. Couldn't have asked for more. I cannot thank you enough for your help.

Mary C.Freshfield, Liverpool, UK

This expert is wonderful. They truly know what they are talking about, and they actually care about you. They really helped put my nerves at ease. Thank you so much!!!!

AlexLos Angeles, CA

Thank you for all your help. It is nice to know that this service is here for people like myself, who need answers fast and are not sure who to consult.

GPHesperia, CA

I couldn't be more satisfied! This is the site I will always come to when I need a second opinion.

JustinKernersville, NC

Just let me say that this encounter has been entirely professional and most helpful. I liked that I could ask additional questions and get answered in a very short turn around.

EstherWoodstock, NY

Thank you so much for taking your time and knowledge to support my concerns. Not only did you answer my questions, you even took it a step further with replying with more pertinent information I needed to know.

RobinElkton, Maryland

< Previous | Next >

Meet the Experts:

GM Tech (Cam)

GM Tech (Cam)

Chevy Technician

15,289 satisfied customers

GM Grand Master Technician 2007. 14 years experience.

Gary

Gary

Chevy Technician

9,357 satisfied customers

15 years GM master tech

Tim&#039;s Auto Repair

Tim's Auto Repair

mechanic

8,866 satisfied customers

Have owned a repair shop for 25 yrs.

Dave Nova

Dave Nova

Chevrolet Technician

7,092 satisfied customers

ASE Master Certification. GM World Class Certification

John

John

Master A.S.E Automotive technician

4,071 satisfied customers

A.S.E MasterTechnician A1-A8 w/L1,38 years experience General Motors Master Technician

Don - Mo Lurch

Don - Mo Lurch

Auto Mech / Electronics

2,918 satisfied customers

Chevrolet Cert., Heavy Line Mech, Race Shop Owner, Mobile Electronics.

Ron Z.

Ron Z.

- Chevy Tech -

2,734 satisfied customers

18+yrs experience. State Inspector and Chevy Diagnostics

< Previous | Next >

Related Chevy Questions
I'm getting ready to deal with a clogged heater core on an
Hi, I'm getting ready to deal with a clogged heater core on an 08 Chevy Uplander. Takes very long time of driving for any warm air to come out, and even then barely warm. Two shops said its the heater… read more
Mechanic01
Mechanic01
1,703 satisfied customers
Have a 2000 chevy suburban. changing the heater core. do you
have a 2000 chevy suburban. changing the heater core. do you have a diagram showing all the attachment bolts for the HVAC unit to the firewall so I can undo them and pull it away from the firewall? Ri… read more
Lou P. master tech
Lou P. master tech
Mercedes Benz master tech
Bachelor's Degree
649 satisfied customers
I need to replace the heater core on my 2004 chevy caviler
I need to replace the heater core on my 2004 chevy caviler … read more
roy
roy
Associate Degree
3 satisfied customers
Need to replace heater core. Whats the easiest way to get to
need to replace heater core JA: Okay, I'll connect you to the mechanic to go over that information regarding your Chevy. Before I do, is there anything else you want him to know? Customer: whats the e… read more
Edward Clayton
Edward Clayton
Associate Degree
1,033 satisfied customers
Blower motor doesn't run on my sons 2005 chevy Pick up.
blower motor doesn't run on my sons 2005 chevy Pick up … read more
David Craig
David Craig
OWNER/MECHANIC
Associates
4,410 satisfied customers
I have replaced the blower motor, the blower motor relay and
I have replaced the blower motor, the blower motor relay and resistor and still have no air flowing out of vents … read more
Jaybird61
Jaybird61
Master Automotive Mechanic
2,230 satisfied customers
My son needs to replace his heater core but I have a
My son needs to replace his heater core but I have a question normally when your heater core leaks or goes out it leaks on the inside of the car well the leak is on the outside of the engine is that n… read more
GM Bob
GM Bob
Automobile Technician
High School or GED
1,002 satisfied customers
The blower motor is not coming on at all checked the blower
The blower motor is not coming on at all checked the blower motor and it is working … read more
Jared D
Jared D
Shop Supervisor
Bachelor\u0027s
3 satisfied customers
I just replaced my blower motor resistor and put in a
Hi , I just replaced my blower motor resistor and put in a pigtail spliced into the factory harness . there was no blower on high position 5 / this is the second time I have done this . now got every … read more
AMEDEE
AMEDEE
AUTOMOTIVE TECHNICIAN
Vocational, Technical or Trade Scho
9,105 satisfied customers
The heater blower motor doesn't work. I checked fuses so I
the heater blower motor doesn't work. I checked fuses so I know that tyhat is not it. … read more
Dan
Dan
Technician
24,974 satisfied customers
The rear blower motor is not working and was wondering if
The rear blower motor is not working and was wondering if there was a separate fuse panel for the back of the vehicle. … read more
Eric
Eric
Retired
N/A
14,436 satisfied customers
My heater core has been disconnected and I would like to
Hi my heater core has been disconnected and I would like to reattach the hoses … read more
Gary
Gary
Chevy Technician
Vocational, Technical or Trade Scho
9,357 satisfied customers
I had a new heater core installed in my 99 Blazer - i only
I had a new heater core installed in my 99 Blazer - i only get hot air when it set to 82 degrees other wise i only get cold air … read more
Chad Farhat
Chad Farhat
Owner
Associate Degree
4,433 satisfied customers
Coolant leak passenger side heater core box. Not sure how
and the guy didn't tell me when I should top up and gas jockey put concentrate instead of dexcool … read more
heavy_chevy_396
heavy_chevy_396
Vocational, Technical or Trade Scho
2,518 satisfied customers
Blower Motor is not working. Just replaced the motor
Blower Motor is not working. Just replaced the motor resistor . … read more
Chad Farhat
Chad Farhat
Owner
Associate Degree
4,433 satisfied customers
Blower motor isn't working on my 2008 Chevy Trailblazer
blower motor isn't working on my 2008 Chevy Trailblazer changed the blower resistor and it worked for a short time but quit. Checked for power to blower motor but none found power from climate control… read more
Gary
Gary
Chevy Technician
Vocational, Technical or Trade Scho
9,357 satisfied customers
Blower motor doe's not fuction. There is very low voltage at
blower motor doe's not fuction. There is very low voltage at blower motor connector not the 12 V there should be. 2005 model … read more
AMEDEE
AMEDEE
AUTOMOTIVE TECHNICIAN
Vocational, Technical or Trade Scho
9,105 satisfied customers
Heater core failed, it's leaking into the passenger side
I haven't fixed it yet. It happened yesterday after my AC quit. I live in Louisiana so not having AC is tough … read more
David Craig
David Craig
OWNER/MECHANIC
Associates
4,410 satisfied customers
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.

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.

Show MoreShow Less

Ask Your Question

x