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Home » Public Forums » GMCnet » [GMCnet] Frozen dash A/C fittings
[GMCnet] Frozen dash A/C fittings [message #143404] Wed, 14 September 2011 19:24 Go to previous message
ChrisW6ATV is currently offline  ChrisW6ATV   United States
Messages: 26
Registered: September 2005
Location: Hayward, California USA
Karma:
Junior Member
Hello-

While we were replacing all of the O-rings on my '74 Sequoia's dash air conditioning system to see if it will hold vacuum/pressure, we ran into two fittings that are stuck so hard that the tubing starts to twist without budging the fittings. Several days of soaking with PB Blaster and in one case Goof-Off did not help at all. Is this common? Do I have no choice other than to replace the entire hoses/tubing assemblies?

I have posted pictures of the two frozen connections on my Web server at the address below:

http://99.92.93.245/gmc/


I appreciate any help with these problems.

Chris Musselman
1974 Sequoia
Hayward, Cal.
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