Heater Hose and Clamps - Cost: Parts and Labor on 2000 Oldsmobile Silhouette

Heater Hose and Clamps need to be replaced. What is the cost for parts and labor?

the t-shaped connection for heater hoses outside the firewall is broken, how much to replace?
2 more answers
With no rear heat, replace two heater hoses and clamps cost approximately something between $200-$280.
If your vehicle is equipped with rear heat, the cost could be $400-$500.
so wheres the two holes at