hi i have a gxe 5sp....last year at MIR i bunred my cluth...it hasn't been a year yet since i replaced it, but tonight when i was n my way home when i would downsift the clutch pedal would shake and get really soft.. but only when i downsift.. when i just sift regularly it's fine...does my cluth need to be replaced again.. or is it something else.. and if it is my clutch where can i buy a good clutch that would last for at least more than one year for a good price.. any info would be greatfull thank you