same thing happened to me took it for it 10000k service 75ks later towing me boat she got hot had look seen the coolant coming out got it towed to nissan they put new radiator in it found out did the the head gasket then said they weren,t gunna cover it under warrenty. So I got it towed home as they were gunna charge me heaps to fix it me and my brother in law fixed it. done another 3000ks and it just happend again it didn,t get as hot so hope the heads still good was 80ks from anywhere 4wdriving this time though wasn,t happy