15W-50 okay?

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eugeman

02-20-2002, 11:16 AM

Dealer mistakenly put it in and says its okay, same as the recommended 5W-30 or 5W-40.

Will it harm engine. Should I redo oil change?

JetBlack330Ci

02-21-2002, 02:02 AM

Dealers told me my car came with synthetic oil. What year is your car and what kind of oil did you use before?