nissan sentra 1999 112000mi. can i put marvel mystery oil or any other type of additive in fuel tank to help smooth out the engine


Asked by Oct 07, 2014 at 11:32 AM about the 1999 Nissan Sentra GXE

Question type: Maintenance & Repair

2 Answers


What are the symptoms?


well the car is just running a little rough sometimes the rpm's drop down a little and there is some vibration

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