Originally Posted by Gatorbait
My 06 wagon does this occasionally when I am driving slow 30mph or so and its snowing out. Usually I will be holding speed in 3rd gear, but under some load going up hill, and the car just bucks hard once and then is fine. Its probably happened 3 times in the last year. I've been meaning to post on here about it. Its never thrown a CEL.
Yup, I have the same problem too. Never threw a code for it tho. It happens when im driving about 40mph, just regular driving. Car would just hiccup for a second and thats it. Im starting to think its my spark plugs, im at 48k and havent replaced them yet.