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ASEMaster35yrs
ASEMaster35yrs, Master Auto Tech
Category: Classic Car
Satisfied Customers: 2025
Experience:  Master Auto tech since 1972,I own a 65 mustang and have built a 57 ford race car from the bottom up
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Oldsmobile 98: Where is the expansion valve located in a 67

Resolved Question:

Where is the expansion valve located in a 67 olds 98? Do u have a diagram of its location?
Submitted: 1 year ago.
Category: Classic Car
Expert:  ASEMaster35yrs replied 1 year ago.

ASEMaster35yrs :

The expansion valve is located at the evaporator inlet, under dash close to firewall.

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ASEMaster35yrs :

Sorry I don't have a diagram but I am looking for one. If you follow the small diameter a/c pressure line to the evaporator, you'll find it at the evaporator core.

ASEMaster35yrs :

follow the line from receiver/drier to evaporator.

ASEMaster35yrs :

I found a link that will help you:


HEATER AND AIR CONDITIONER - The Old Car Manual Project

ASEMaster35yrs :

This link has diagrams.

ASEMaster35yrs :

Ok, I found a diagram and you should be able to access the expansion valve on engine side at the evaporator box.

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Customer: Thanks for the info. very very helpful!!
ASEMaster35yrs :

You're welcome

ASEMaster35yrs :

The link HEATER AND AIR CONDITIONER - The Old Car Manual Project has a lot of information in it. Don't forget to rate my answer.

ASEMaster35yrs :

I'm switching to Q&A format in case you have more questions.

ASEMaster35yrs, Master Auto Tech
Category: Classic Car
Satisfied Customers: 2025
Experience: Master Auto tech since 1972,I own a 65 mustang and have built a 57 ford race car from the bottom up
ASEMaster35yrs and 4 other Classic Car Specialists are ready to help you
Expert:  ASEMaster35yrs replied 1 year ago.
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Expert:  ASEMaster35yrs replied 1 year ago.
Let me know if you need more help.
Expert:  ASEMaster35yrs replied 1 year ago.
Thank you for your excellent feedback & bonus. Thank you for using just answer.

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