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November Contest
Accumulate points by participating in the 10w40.com Q&A community. On November 30, the member with the most points accumulated in the month of November wins free gas!
1st Place: $100 gas card
2nd Place: $50 gas card
If you haven't changed your oil often enough, it's possible the oil pump is going bad. Does the vehicle knock at idle when warm? How many miles on the vehicle. Why would you change your radiator for and oil issue?