1995 BMW 530 cooling system

1995 BMW 530
142,000 MILES • V8 • 2WD • AUTOMATIC
Avatar
T771H
  • MEMBER
  • 1 POST
Have coolant in engine valley between heads any info greatly appreciated. System does hold pressure & only seems to leak during storage.
Jan 6, 2008 at 3:11 PM
Advertisement
Avatar
MHPAUTOS
  • CERTIFIED EXPERT
  • 31,937 POSTS
Hi there,

You will have to wash and clean all the coolant out of the valley, pressure test over a long time as there may be a very small leak or weeping gasket, you may have to pressure test for a number of hours if as you say the coolant only appears after a period of storage.

Mark (mhpautos)
Jan 7, 2008 at 12:39 AM
Avatar
DOCHAGERTY
  • CERTIFIED EXPERT
  • 9,603 POSTS
replace the valley pan dude!!
Jan 12, 2008 at 11:14 PM
Advertisement