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Buick
Century
Engine
Intake Manifold
Leak
1999 Buick Century stop leak for lower intake manifold gask
1999 BUICK CENTURY
111,000 MILES • 6 CYL • 2WD • AUTOMATIC
DONMUNK
MEMBER
1 POST
Willl a product like stop leak correct a leak in the lower intake manifold gasket? Which product would be best?
Jul 12, 2009 at 4:25 AM
BUDDYCRAIGG
✓
Experienced Mechanic
2,262 POSTS
no.
that is a mechanical failure.
GM has an "up graded" gasket kit for about $70. It even comes with some better bolts.
and while you're at it. flush all that nasty Dex-cool out and put the regular green stuff back in.
Jul 12, 2009 at 8:12 AM
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