no power

OK, so my car has had this issue since I bought it back in January and has gotten worse. I'll start up the car and most of the time it will idle fine, however, for the first 30 seconds to a minute it will have no power and very little throttle response, I'll give it more gas and it will bog...

Hi All, I have a 2008 Sentra SER-SPEC V. Since last Tuesday night, the car will not rev past 1500 RPMS and the check engine light is on. In the past, every once in a while when I get off from a long drive on the high way, the car would feel as if I had no power below 3K rpms. I had it towed to...

I have an '02 Spec V, all stock except an aftermarket header and a 2.5 inch catback system. Because of the stock exhaust manifold ruining my engine, I put a brand new QR25 in about 30,000 miles ago. The problem is she won't run right. Starts fine, idles fine, but when I get up to 3,000 rpms...

whats up, i have a 03 sentra ser spec v everything has been perfect but i was driving today and came across a problem... once i hit 2400 2500 rpm i get a bad bad spudder and it seems like she wants to just die!??? if anyone knows whats going on with this please let me know.. thanks...