stuttering

So I recently purchased an 02 CVT and was driving perfectly fine for a month commuting 110miles a day and was averaging roughly 52mpg. But recently when trying to maximize mpg with as light as throttle I can go, the car has start jerking when at the 19-25mph, 36-39mph, and 48-50mph range. It...

Greetings. I have a 2000 MT with 100K miles. I've had it for 6 months, bought from original owner that always had it serviced at dealership. It has a new Honda battery. It stutters on the freeway. It used to jerk around and so I replaced the EGR valve. I put in the correct plugs. I've run...