My 2002 blows cool air, but not particularly cold air. Does this match other's experiences, or is it something I can remedy?

Would a coolant recharge help? Would the truck need a recharge after only 4 years?


-Joel
'02 Trooper S
The dog-mobile.

'90 Trooper LS
Dearly departed after 13 years in the family. Donated to WAMU Radio in DC.