Possibly lack of free air for proper combustion ( NOT ENOUGH OXYGEN) very dangerous condition
Was the gasket replaced? Have you checked the hose and the heater core. Is everything tightened down?
If your heater core wasn't leaking at the time your radiator was replaced , then ( no ) That would be two separate jobs
timing belt has absolutely nothing to do with the heater, there is an idle-up solenoid that keeps the idle from decreasing when the fan is turned on(whether it is the heater or AC), check this solenoid
Have you heater core replaced.
The anode rod in a water heater should be replaced every 3-5 years to maintain the efficiency and longevity of the water heater.
The anode rod in a water heater should be replaced every 3-5 years to maintain the efficiency and longevity of the water heater.
The water heater anode rod should be replaced every 3-5 years to maintain the efficiency and longevity of the water heater.
try switching the 2 heater hoses around, they may be backwards
Water heater anode rods should be replaced every 3-5 years to maintain optimal performance and extend the lifespan of the water heater.
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 matrix can be replaced by removing the heater core and temperature control cables. Replace the heater core and the control cables.
Sounds like a pulley may be freezing up. Have a mechanic check the pulleys.