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1991 Oldsmobile Calais Repair Question


Topics covered: Gas, Compression, Coolant.
Mileage: 100,000 miles.

Asked on February 3, 2012

Have a 91 Cutlass Calais. Am losing a gallon of coolant every 3 days. No visible leak with pressure test. Am getting milky substance on top portion of dipstick, but not on lower portion. Oil level is not rising. Do I have a blown gasket (head/intake)?

Have a 91 Cutlass Calais. Am losing a gallon of coolant every 3 days. No visible leak with pressure test. Am getting milky substance on top portion of dipstick, but not on lower portion. Oil level is not rising. Do I have a blown gasket (head/intake)?
Avatar Asked by kswichael

Answer

Replied on February 3, 2012

Adding to the above question, there is NO smoke coming from tailpipe and the oil at the bottom of the dipstick looks normal.

Tiny Response from kswichael
1 question asked
Replied on February 3, 2012

If you are getting a creamy substance mixing with the oil, there is a good chance you have a head gasket leak. Check engine compression to see if there is a weak cylinder.

Tiny Answered by Jacobandnickolas (expert)
57,318 answers provided