Home › Forums › Tech Help › 4.3 GM IN A HELI › Reply To: 4.3 GM IN A HELI
September 2, 2025 at 3:36 pm
#239961
with a full cooling system, it takes a lot longer than 10 min to get up to operating temp. you sure it’s actually overheating or is it just pushing coolant out the top of the rad. my guess is you have air in the system.
G