oil looks like a grey milky color

Asked by April Apr 26, 2016 at 08:40 AM about the 1998 Chevrolet Lumina

Question type: Maintenance & Repair

Hi, I have a 1998 Chevy Lumina I put water in
radiator and started the car with cap off and
the water is shooting back out my oil is also
a grey milky color..does any one know what
this might be..thank you

4 Answers
41,815

Auto_Centric answered 7 years ago

Sounds like the Lumina was overheated. This ruined the head gasket(s)...as a result this pressurizes the coolant system and pumps coolant out of the radiator. Oil has coolant in it also making it milky...mixture of coolant and oil. Check the block for cracks too.

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