stutters

We purchased a fully-loaded GV70 at MSRP+++ price (supply/demand you know- cough, cough). We have been Lexus owners (5 times) for the past 13 years with no issues. This time I jumped on the GV70 hysteria and paid- in spades. Today we are driving in our small, rural town when the engine starts...

I have around 8200 miles on my 2012 3.8. This has only happened three times. Driving around town, everything is fine, come to a stop and for about 3 seconds the engine acts like it's going to die. It stutters and misses and then all is OK. I've had it for 8 months so this is really intermittent...