Originally Posted by 1993firstgennewbie

i go up vail pass every week denver to parachute up empty down with 7000lb to 14000 load it does fine if i keep moving 60-70 mph but they have been repaving parts of i70 and thats when the truck gets realy hot i have to run the heater sometimes it gets to the red line and truck is powerless and the turbo barks prety bad so i have to shut it off for about 30 min so i would like to see if theres a bigger radiator or something or do you think the 180 t stat would be good