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1990 Chevy Lumina lossing radioator fluid

Tiny
CMS9183
  • MEMBER
  • 1990 CHEVROLET LUMINA
Engine problem
1990 Chevy Lumina V6 Two Wheel Drive Automatic 183000 miles

I have a 1990 lumina car 3.1 183000 miles im loosing antifreeze from somthing thats on my firewall and when I turn my heater on I smell antifreeze really bad and when I turn off my heater my windshield fogs up on me im not sure what the problem is I heard it is the heater coil please help as soon as possible thanx charles
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Tuesday, December 4th, 2007 AT 4:51 PM

4 Replies

Tiny
BLACKOP555
  • MECHANIC
  • 10,371 POSTS
Yes it sounds like a bad heater core to me! Or loose hoses.
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Tuesday, December 4th, 2007 AT 5:15 PM
Tiny
RASMATAZ
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Inbox : Message
From: cms9183
To: rasmataz
Posted: Wed Dec 12, 2007 8:31 pm
Subject: 1990 chevy lumina 3.1 car 183.573 miles
hello im charles sorry to bother u but I have a quetion
im tring to replace my heater core in my 1990 chevy lumina 3.1 car right now im tring to remove the core cover but I cant figure out what type of screw or bolt it might be I tried a 5.5 mm socket I tried a phillips screw driver I cant get it please help as son as posible
thanx inadvance charles

I've look for the size of bolt/screw in my references not available couldn't give -could it be a torx heads screw.
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Wednesday, December 12th, 2007 AT 8:42 PM
Tiny
RASMATAZ
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It is either a 5.5, 7, 8 or 10mm maybe 1/4 only size GM uses in the interiors. The center is a Torx, #15 or #20

Can you upload a pic on it
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Thursday, December 13th, 2007 AT 10:08 AM
Tiny
BLACKOP555
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I belive torx #15, stock on most.

If I find the guy that invented torx.
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Thursday, December 13th, 2007 AT 2:57 PM

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