Overheathing problems

ONLY for ADVANCED technical discussion about the 240sx!
User avatar
LingeringSuicide
Posts: 177
Joined: Sun Mar 05, 2006 7:45 pm
Car: 1990 240SX hatchback 1993 240sx Vert

Post

Brand new thermostat, Brand new water pump, New radiator cap,Radiator was replaced in Feb. 09. Parked on a 90 degree hill and burped. She is still overheating. Any ideas? Thanks in advance


User avatar
wht240sx
Posts: 18
Joined: Thu Oct 23, 2008 9:03 am
Car: 1991 240sx/1995 240sx

Post

You should have your cooling system pressure tested to check for leaks. Also check you fan clutch.

User avatar
LingeringSuicide
Posts: 177
Joined: Sun Mar 05, 2006 7:45 pm
Car: 1990 240SX hatchback 1993 240sx Vert

Post

clutch fan is working fine, belt is tight, and it didnt leak a drop after i changed the thermostat and the water pump. im praying its not the heater core... that thing is a pain int he a** to change...
Modified by LingeringSuicide at 5:35 PM 9/5/2009

User avatar
LingeringSuicide
Posts: 177
Joined: Sun Mar 05, 2006 7:45 pm
Car: 1990 240SX hatchback 1993 240sx Vert

Post

Ok heres the update. I got her idling fine heater was working blowing hot air, go her on the road was fine for about 5 miles the it started to overheat again. I have a clear funnel so i decided to burp her again, now the problem is bubbles keep coming up constantly no stop for over 20 min. Any help would be apreciated

User avatar
the converted
Posts: 2767
Joined: Wed Feb 21, 2007 7:14 am
Car: '99 BMW M3 6.0
'88 Toyota Celica All-Trac (somewhere in Cali)
'20 Toyota Tacoma
Location: Boston

Post

Your headgasket is gone. Sucks, but it's fixable.


Return to “240SX Technical Forum”