LS V8-3.9L VIN A (2003)
Heater Hose: Vehicle Damage Warnings
CAUTION: Do not attempt to install a new bushing, spacer or O-rings in the heater hose coupling; damage to the heater hose coupling can
result. If the heater hose coupling is the cause of a coolant leak, the affected heater hose must be replaced as an assembly.