have a 2000 gt and started making loud noise in 3-5 gears and saw shavings on driver side axle so pulled cover off and something has broke and chewed hole in cover and broke off inside and cant find any info on it i see where something was on cover with round pin but its gone and pin bent the gears are there and some of the bolt heads are chewed up pretty bad on bearing retainer any one have any piks for reference of inside of cover or can shed light on my problem would be appreciated thx in advance for all replies!