WHAT KIND OF CAR OR TRUCK IS IT ?
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The heater matrix, in a Peugeot 206, can be replaced by removing the heater core and the hoses. With the heater core removed you can replace it with a new heater core.
The heater core, in a Saturn and 1200, is held in place by four bolts and two water hoses. Remove the bolts and the water hoses. The heater core will come out. Reverse the process to install the new heater core.
The heater hoses connect the block, radiator, heater core, and waterpump. To replace, drain the radiator and catch the anti-freeze for recycling. Remove the hoses and put on new hoses. It is kind of nasty but not very difficult.
To replace the heater core in an Oldsmobile Silhouette, start by disconnecting the battery and draining the coolant. Remove the dashboard by taking out the necessary trim and screws, then detach the heater core cover. Disconnect the heater core hoses from the engine compartment and remove the old heater core. Install the new heater core, reassemble the dashboard, reconnect the hoses, refill the coolant, and reconnect the battery.
Best to get the shop manual but basically: Reomove Heater hoses from engine block and drain. Remove glove box. Disconnect cables that connect to heater core. Disconnect heater core from firewall. Disconnect hoses from heater core. Pull heater core from under dash.
To replace the heater core in a 1991 Cadillac Brougham, start by disconnecting the battery and draining the coolant. Remove the dashboard and the center console to access the heater core's housing. Disconnect the hoses from the heater core and unbolt it from the housing. Install the new heater core, reassemble the dashboard, reconnect the hoses, and refill the coolant before starting the vehicle.
1- Drain coolant. 2- remove heater hoses from core inlet and outlet pipes in engine compartment. 3-remove screws and heater core cover. ( right side lower passenger compartment ) 4- carefully lower core out of heater unit. This old of a truck it would be wise to replace both heater hoses. Use antifreeze as a lubricant to install heater hoses to new core inlets.
To replace the heater core in a 2008 Cadillac DTS, first, disconnect the negative battery cable and drain the coolant. Remove the dashboard and center console to access the heater core, which is located in the HVAC housing. Disconnect the heater core hoses, unbolt the core from its mounting, and replace it with the new unit. Reassemble the dashboard, reconnect the hoses, refill the coolant, and test the system for leaks.
Begin by removing the water supply hoses to your heater core. Remove the heater core retaining bolts. The heater core will come out. Reverse the process to install the new heater core.
Drain the cooling system. Remove the water hoses from the heater core. Remove the heater core retaining bolts. Reverse the process to install the new heater core.
Remove the water supply hoses to your 1998 Chevy Lumina heater core. Remove the heater core retaining bolts. Reverse the procedure to install the new heater core.
Remove the heater core water supply hoses from your 1979 Chevy Corvette. Remove the heater core retaining bolts. Reverse the process to install the new heater core.