Connection Diagram - Coolant Hoses
- Reservoir
- With cap
- Pressure relief valve inside cap, checking. Refer to COOLANT SYSTEM, CHECKING FOR LEAKS .
- Intake Manifold
- Throttle Valve Control Module -J338-
- Coolant Distribution Housing
- Heater Core
- Replace the coolant after replacing the heater core.
- Coolant Pipe
- Bypass Thermostat
- Only for vehicles with an automatic transmission
- Overview. Refer to Bypass Thermostat Assembly Overview .
- Checking. Refer to OVERVIEW - COOLANT PUMP/THERMOSTAT .
- Transmission Fluid Cooler
- Only for vehicles with an automatic transmission
- Coolant Hose Connections at the top of the Radiator
- Coolant Hose Connection at the bottom of the Radiator
- Radiator
- Replace the coolant after replacing the heater core.
- Removing and installing. Refer to RADIATOR, REMOVING AND INSTALLING .
- Engine Oil Cooler
- Preheater
- Only on vehicles with an engine preheater
- Coolant Pump and Coolant Thermostat
- Coolant pump, removing and installing. Refer to COOLANT PUMP, REMOVING AND INSTALLING .
- Coolant thermostat, removing and installing. Refer to COOLANT THERMOSTAT, REMOVING AND INSTALLING .
- Checking coolant regulator. Refer to -item ) COOLANT PUMP/THERMOSTAT-.
- Cylinder Head/Cylinder Block
- Replace the coolant after replacing the heater core.