The pickup truck is an Isuzu i280, model 2006.
Isuzu Q&AAsk Your Question
2006 Isuzu i280 Pickup Question: When I set the AC on, the temperature rises above half the normal range. Why?
Answer #1pushrod August 22, 2012, 16:14Master
As long as it's not overheating should be ok. Check fan,radiator,and condenser
clean as needed. Some vehic.have electric fans as well to help when ac on.
Check for that and see that it comes on with ac.Does it run cooler at say 55 mph?
ck cooling fan operation to start with