Where is the heater core located on a GMC Sierra?
The heater core is stored within a case attached to the Sierra’s chassis You must disconnect the case assembly, if the core needs replacing. The case has multiple connectors and hoses you’ll have to disconnect.
Which is the best heater core to buy?
If you have ever installed a heater core, you know how important it is to do the job right the first time. Step one is buying a Ready-Aire® direct-replacement heater core from Thermal Solutions Manufacturing. Our Ready-Aire® heater cores utilize proven construction techniques to prevent pipe-to-tank leakage.
How do you replace the radiator in a GMC Sierra?
Use a clean container, if you believe you can use the coolant again, although replacing it with fresh coolant may be best. Crawl under the GMC Sierra, remove the drain plug from the radiator, let the coolant flow into your container and then replace the plug. Raise the hood and take off the Sierra’s negative battery cable.
Is the heater core the same as the radiator?
The heater core is also known as the heater matrix. It works in a similar way to the car radiator but, instead of removing heat to the outside air, it transfers heat to the vehicle interior to help keep you warm.
The heater core is stored within a case attached to the Sierra’s chassis You must disconnect the case assembly, if the core needs replacing. The case has multiple connectors and hoses you’ll have to disconnect.
Where do the heater hoses go in a GM Truck?
In the engine compartment the heater hoses go to a 4 way diverter valve and 2 tees that are 3 way. I have studied the current hook up and I don’t think it is right. To confirm my thought something is wrong I pulled the rear heater core.
How do you replace the heater core on a Chevy Silverado?
Replace the heater core. Once the deed is done, take your time and re-install all of the dashboard components. Be wary of the screws and bolts you use to re-install the components, as some are slightly longer and will not fit all the way in. After everything is back together, top off the coolant and reconnect the negative battery cable.
What to do if your Chevy Silverado heater gets clogged?
A fan then pushes the heat through the ventilation system and into the cabin. If a heater core gets clogged or the blend door becomes jammed, the unit will need to be removed. This task is not for the faint of heart and requires the complete removal of the dashboard, including the radio, airbags, and climate control system.
Replace the heater core. Once the deed is done, take your time and re-install all of the dashboard components. Be wary of the screws and bolts you use to re-install the components, as some are slightly longer and will not fit all the way in. After everything is back together, top off the coolant and reconnect the negative battery cable.
A fan then pushes the heat through the ventilation system and into the cabin. If a heater core gets clogged or the blend door becomes jammed, the unit will need to be removed. This task is not for the faint of heart and requires the complete removal of the dashboard, including the radio, airbags, and climate control system.
How much does it cost to replace a GMC Sierra heater?
The average cost for a GMC Sierra 1500 heater core replacement is between $1,104 and $1,340. Labor costs are estimated between $902 and $1,138 while parts are priced at $202. This range does not include taxes and fees, and does not factor in your specific model year or unique location.
What to do if your car’s heater core is leaking?
If the heater core is leaking, don’t drive the car. Any coolant leak can lead to an overheated engine. In this situation, towing the vehicle to a repair facility is the best course of action. When the heater core is clogged, it will not affect drivability, but passenger comfort may suffer.
When to replace plastic heater hose connectors in GMC?
Replacing GM plastic heater hose connectors is often an emergency situation, where the hose has broken on the side of the road. It is not a bad idea to preemptively attack this problem and replace them before one breaks and leaves you stranded.
When did GM stop using heater hose disconnects?
All GM trucks and SUVs used plastic heater hose connectors (disconnects) for the heater hoses from 1999-2014. The problem with this is that over time, the plastic becomes brittle and breaks off. Because the connector breaks in the middle, you can’t just simply slide the hose over the heater barb and toss on a worm-clamp.
How do you replace coolant in a GMC Sierra?
Drain the engine coolant from the cooling system. Use a clean container, if you believe you can use the coolant again, although replacing it with fresh coolant may be best. Crawl under the GMC Sierra, remove the drain plug from the radiator, let the coolant flow into your container and then replace the plug.
How to fix Chevy GMC Truck heater blend door?
1999 – 2004? Chevy GMC Truck Heater Blend Door Stuck Easy Fix How-to – YouTube If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations. To avoid this, cancel and sign in to YouTube on your computer. An error occurred while retrieving sharing information.