by-passing heater core 1990 525i bmw

1990 BMW 525
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RIOTONE
  • MEMBER
  • 2 POSTS
How can I properly by-pass the heater core on my 1990 Bmw 525i.
Jun 27, 2007 at 4:07 PM
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DOCHAGERTY
  • CAR REPAIR CONTRIBUTOR
  • 9,603 POSTS
you cannot properly bypass the heater core on your car.if the heater core is leaking then replacement is in order.that being said,you can block off the three hoses going to the core at the firewall and as soon as possible replace the heater core.
Jul 22, 2007 at 4:12 AM
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