Heater hoses are rubber hoses that circulate engine coolant to and from the heater core, which is the small radiator that provides heat for the cabin. They typically extend from the engine to the ...

The heater core is a small radiator that warms the car’s cabin using hot coolant from the engine. The cooling system’s hoses circulate liquid coolant through the heater core as they do through ...

The issue with filling a radiator is that air is easily trapped inside the engine, hose, and heater core, leaving you with multiple issues. The first one is that your cooling system is not ...

Some GMC Canyon and GMC Sierra 1500 TurboMax owners may notice poor performance from their cabin heater, and here could be why they're having this issue.