I have an '86 4KQ and I have a 2"x3" oval rust area on the driver's side rear quater panel just above the bumper cover. I wouldn't be so concerned, but this is my second '86 4KQ to rust in the same area. Maybe related to a leaky antenna hole?!?! Appreciate any comments. Brian Timbers BDT4KQ@aol.com 1986 4000CSQ Red/Gray cloth (Mine) 1988 80Q Red/Gray cloth (Wife's) Both stock except K&N filters