2008 NISSAN ROGUE, SL AWD TRANSMISSION IS VERY SLUGGISH TO ACCELERATE BETWEEN 20 - 40MPH, ESPECIALLY WHEN ENTERING A HIGHWAY FROM ON RAMP. IT DOES NOT SEEM TO SHIFT UNLESS YOU TAKE YOUR FOOT OFF THE GAS A LITTLE, THEN RMP'S GO DOWN AND THE CAR WILL ACCELERATE. THIS HAS HAPPENED NUMEROUS TIMES SINCE PURCHASING MY VEHICLE IN MARCH 2009 . SINCE THIS CAR HAS A CVT TRANSMISSION, YOU DON'T HEAR OR FEEL GEAR SHIFTS. I TOOK THE CAR TO THE DEALER AND THEY SAID THE SLOW ACCELERATION WAS NORMAL FOR THAT VEHICLE'S CVT TRANSMISSION. I BELIEVE IT IS DANGEROUS AS THERE IS NO PREDICTABILITY WHEN IT WILL OR WON'T ACCELERATE AS NECESSARY WHEN MERGING ONTO HIGH SPEED HIGHWAYS. DANGER FROM BEING REAR ENDED IS HIGH . THIS NEEDS TO BE ADDRESSED BY NISSAN. *TR