Mechanics

COOLANT

1996 Pontiac Grand Prix

Engine Cooling problem
1996 Pontiac Grand Prix 4 cyl Two Wheel Drive Automatic 149000 miles

The coolant is mixing with the oil. What needs replaced?
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Sarge07
January 5, 2010.



If you have coolant in oil, it is either the headgasket or intake manifold gasket.

Perform a compression test to check the headgasket.

Get this repaired ASAP and do not drive the car, coolant in oil will strip the oil film off the main bearings and can cause severe engine damage.

Mmprince4000
Jan 6, 2010.