car has 68k miles
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2008 Volvo XC90 Question: how do I fix an engine that runs rough at idle.
Answer #1goodguy September 29, 2012, 23:03Master
have it scan tested for codes
Answer #2Bret Bodas from RepairPal Test Shop, October 05, 2012, 12:43Master
A proper diagnosis is needed, starting with checking codes. Also a check should be made to see that the software is updated for the engine control module.