2005 Kia Optima Repair Question

Topics covered: Coil pack, Gas, Idle air control valve.
Mileage: 115,000 miles.

Asked on October 26, 2011

2005 optima sputters after warm up..no codes

Will not stall but sputters as if you let your foot off the gas.replaced crankcase, map, sensor...timing belt...plug , wires, coil pack....HELP

Asked by crab1957

Replied on October 27, 2011

Check for vacuum leaks, and check the idle air control valve.

Answered by Jacobandnickolas (expert)
57,318 answers provided