# Gm van

**URL:** <https://community.cartalk.com/t/gm-van/42643>\
**Category:** Maintenance/Repairs\
**Tags:** vandura, overheating, gmc\
**Created:** [January 16, 2010, 3:56pm UTC](https://community.cartalk.com/t/gm-van/42643 "2010-01-16T15:56:42Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![kithooch](https://avatars.discourse-cdn.com/v4/letter/k/ecd19e/32.png) [@kithooch](https://community.cartalk.com/u/kithooch)\
**Post date:** [January 16, 2010, 3:56pm UTC](https://community.cartalk.com/t/gm-van/42643/1 "2010-01-16T15:56:42Z")

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1987 GM 3/4 Ton Van, 350 cu inch engine. Rebulit 5000 miles ago. New radiatior, hose, water pump, thermostat. Timing checked. New transmission.  
  
 Engine started overheating. No loss of water/antifreeze. Temp 235 degrees front of engine, 285 degrees rear.  
  
 Overheating started on day outside temp was in 20s. Small knock developed.  
  
  
  
 What am I missing!!