1990 BMW 525i

Tiny
WRANGLER09
  • MEMBER
  • 1990 BMW 525I
1990 BMW 525i

i just want to know how to bleed the system of air when I am refilling my radiator
Saturday, August 29th, 2009 AT 8:48 PM

1 Reply

Tiny
DOCHAGERTY
  • MECHANIC
  • 9,601 POSTS
There is a screw in the top of the thermostat housing that is the air bleeder screw. Open it and fill the system until it comes out of that hole without air bubbles and then tighten the screw and fill the system full, start the car and turn on the heater all the way. Let it cool and recheck it.
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Saturday, August 29th, 2009 AT 11:22 PM

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