Why is my rpm running high after an oil change

Asked by Apr 08, 2015 at 10:32 AM about the 1993 Volvo 940 S

Question type: Maintenance & Repair

1 Answer

148,655

How high? And at idle but otherwise runs ok? They may have knocked a vacuum line off during oil change, if this happened immediately after. That will cause a vacuum leak = high idle

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