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Why is my heat not working in my Chevy Silverado?
While there are a variety of reasons your Chevrolet Silverado 1500 heater is not working, the most common 3 are a broken heater blower motor, a problem with the thermostat, or a failed heater blower motor resistor.
Does the blower motor resistor control heat?
The blower motor resistor is an electrical component that is a part of the vehicle’s heating and air conditioning system. It is responsible for controlling the blower motor’s fan speed. A failed blower motor resistor can cause issues with the operation of the entire heating and air conditioning system.
Where is the blower motor resistor on a 2006 GMC Sierra?
The AC Blower Motor Resistor is located on lower passenger side dash and is easily accessible by removing a few screws.
How do you test a blower motor resistor on a Chevy Silverado?
Place one lead of the Ohmmeter on terminal 1 of the resistor. Place the other lead on terminal 2 and check against specifications. If this circuit is open, showing infinity on the Ohmmeter, the blower resistor must be replaced. Move the lead from terminal 2 to terminal 3 and check this reading against specifications.
Why does my truck have no heat?
Check the Coolant and Water Pump First, check your coolant level to be sure there is enough liquid in there to even get to your heater core. If your radiator is very low on coolant, you’ll get no heat. If your levels are okay, you either have a bad water pump or a thermostat that isn’t opening.
Does a 2006 GMC Sierra have a cabin air filter?
The 2006 gmc sierra 1500 cabin air filter location can either be under the dashboard behind the glove box, or it can sometimes be under the hood of the vehicle near the back.
Why is my AC blower not working on my 2006 Silverado?
2006 Silverado 2500HD blower speed control replacement. My brother has a 2006 Silverado 2500HD. The AC blower will not shut off. I know this is probably a bad resistor module under the dash so I ordered a new one. His has 3 wires in and two out to the blower motor. I was told there was an update kit and the new replacements have 7 wires in.
How does the blower motor on a Chevy Silverado work?
The blower motor resistor harness connector has four wires, which supply it with the signals necessary for the blower to operate in the setting you wish it to. Here’s a quick breakdown.
What to do if your Chevy Silverado heater stops working?
If the heater has stopped working in your Silverado, this process has failed in one way or another. A word of caution: If there is no coolant in your overflow, you can refill it by adding more to the overflow reservoir. There is almost never a situation where you would need to take the radiator cap off of the radiator to add coolant.
Why does my Chevy Camaro heater not work?
They both should feel warm or hot to the touch with the engine on. If one of the hoses is hot, and the other one is cold, that is a pretty good indication that the heater core is clogged. If the neither hose has any heat, you may have air in the cooling system, low fluid, or low pressure.