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  1. 2003-2010 Sorento Forum
    I have a '07 4W 3.8L. About to take off the plenum and then the valve covers to replace the gaskets, change out the VVT valves (it's running perfectly fine, but began throwing a P00021 code and oil change didn't help, so shop said this was next step) and am going to change the spark plugs while...
  2. Kia Picanto Forum
    My car is burning through spark plugs and I don't understand why. I changed them in June as well as replaced the throttle body and the had to change one plug about a month ago again. And I think another one is giving problems now, my car went for a service in September and they couldn't find...
  3. 2G (2006 - 2011) Rio & Rio5
    I have a spark jumping to ground at the front of the engine. It only happens when the engine is at temperature after a long drive. I have replaced the sparkplugs and coils to no avail. I also replaced the sparkplugs tube seals on the valve cover because oil was getting into the tubes and could...
  4. 4G (2011+) Optima
    Hello, totally new here an just avg.(or below) when it comes to cars. I have a 2012 Optima SX TURBO. Purchased brand new with 5 miles in 2012. No accidents never missed an oil change, and I currently have 86k miles. I’m lost and can’t figure out. Almost every day now for two weeks on my...
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