Chevy TrailBlazer, TrailBlazer SS and GMC Envoy Forum banner
too hot
1-1 of 1 Results
  1. OEM Issues
    My 03 has about 90 thousand miles on it. The other day I was driving and the check engine light came on. I hooked up my scanner to it and it was giving the code for the thermostat. I changed the thermostat in it and now it went from running too cold to running way over 210 but not in the red...
1-1 of 1 Results