1989 Pontiac Bonneville draining raidiader

108,000 MILES • 6 CYL • FWD • AUTOMATIC
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JOSINE44
  • MEMBER
  • 1 POST
I need to flush my system and i don't know where to drain. I was told there was a t valve at the bottom but can't see it. so please help me really need to flush my system.

THANK YOU
JOSINE
Sep 17, 2010 at 12:00 AM
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MMPRINCE4000
  • ✓Experienced Mechanic
  • 8,548 POSTS
There is a small drain valve at bottom of radiator, but I use lower hose, disconnect and drain into container, it is much faster than valve.
Sep 17, 2010 at 12:06 AM
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