Has anybody ever heard of this?? A bad distributor will cause this. I was reading a post on another site that had some interesting post on it. Read the link and this is a known problem as stated on some sites. Heres the link to the site I read it on. I just think its good info for us to put in the ole head for if it happens to one of us. http://www.toyotanation.com/forum/archive/topic/57041-1.html

88 red shortbed 5" superlift, 35 BFG M/T, 5.29's, detroit r, welded f, LCE EFI pro power package, electric fan, battery in bed, owned since new, 73,000 miles now.
2003 Dodge Ram Hemi 1500 Q/C 4x4, 315 A/T BFG's