Why is the air blower on my Jeep not working?
I will start the Jeep and the air blows fine, then without rhyme or reason it completely stops (there is no specific duration between work/failure). Depending on the length of the trip, it may come back on again. I replaced the blower motor resistor and I thought that fixed the problem, but unfortunately it did not.
Why does my front blower not work in my Dodge Grand Caravan?
I have been dealing with this issue for over a year. 2008 Dodge Grand Caravan. Front blowers don’t work when back ones do. AC is still cooling. Turn van off, restart and everything works again. Maybe for minutes, maybe for days or weeks. Four different mechanics and dealers have looked at the problem.
Is the blower motor on a 2011 Jeep Laredo?
Blower motor intermittently stops on a 2011 Jeep Grand Cherokee Laredo. New blower motor and resister. Also chkd all 3 gear motors under dash – all good.
What to do when your Jeep Wrangler heater stops blowing?
A good squeeze on the connector and a push on the red tab cured all that ailed. Research as suggested above but do you also lose wiper/radio power when the blower is not working? If you do, try wiggling the ignition key to see if it will kick on.
Is the HVAC blower on my Jeep Laredo working?
Blower motor intermittently stops on a 2011 Jeep Grand Cherokee Laredo. New blower motor and resister. Also chkd all 3 gear motors under dash – all good. Won’t switch from defrost to floor either … read more Air Conditioner. Cold Air On Left Side, Hot/ Very Warm On Air Conditioner. Cold Air On Left Side, Hot/ Very Warm On Left.
What kind of blower does a Jeep Grand Cherokee use?
AC is cold but the air flow can not be directed. It just blows out the floor vents and a little out the dash. … read more The blower motor in my 04 grand Cherokee runs intermitantly with the ignition off. I finally had to pull the 40 amp under the hood why? … read more
I have been dealing with this issue for over a year. 2008 Dodge Grand Caravan. Front blowers don’t work when back ones do. AC is still cooling. Turn van off, restart and everything works again. Maybe for minutes, maybe for days or weeks. Four different mechanics and dealers have looked at the problem.
Why does my a / C front blower stop working?
No matter how many times (or position) the fan speed knob is moved, the front blower motor fails to respond. A/C system can be turned off and on multiple times, but the front blower fails to respond.
Where is the blower connector on a jeep?
The blower motor sits right next to the resistor or controller (resistor is for manual AC, controller is for automatic AC system), so the connector can be found on the blower motor itself. Since the state of the blower changes after switching ignition off/on, the problem can be inside the AC control panel.
Is the mode door actuator on a jeep WJ?
The blower motor is completely electrical and the mode door actuator is vacuum controlled. By the way, the link you posted on the blower motor replacement is not for the WJ. The WJ does not have any cover over the blower motor, you can see it when looking up in the footwell area.
What happens if you have a bad blower motor?
The blower motor is the component responsible for pushing air through the vents of your vehicle’s heating and air conditioning systems. Without it, the AC system will not be able to circulate any heated or cooled air.
I will start the Jeep and the air blows fine, then without rhyme or reason it completely stops (there is no specific duration between work/failure). Depending on the length of the trip, it may come back on again. I replaced the blower motor resistor and I thought that fixed the problem, but unfortunately it did not.
The blower motor sits right next to the resistor or controller (resistor is for manual AC, controller is for automatic AC system), so the connector can be found on the blower motor itself. Since the state of the blower changes after switching ignition off/on, the problem can be inside the AC control panel.
The blower motor is completely electrical and the mode door actuator is vacuum controlled. By the way, the link you posted on the blower motor replacement is not for the WJ. The WJ does not have any cover over the blower motor, you can see it when looking up in the footwell area.
Why are the vents on my Jeep not working?
This is typical of a vacuum leak or failure of the vacuum check valve. When you ascend the hill, you loose vacuum from the engine and the A/C vacuum controls loose suction so the vents can’t remain open. Most systems then default to defrost vents.
Why is my Jeep Grand Cherokee not working?
Blend door actuator plays a role in controlling the air flow and temperature inside your Grand Cherokee. Anytime there is a problem with the temperature of the air conditioning system, it could be a problem with the blend door actuator.
How to repair a Jeep Grand Cherokee heater resistor?
How to repair Jeep Grand Cherokee Heater Blower Resistor. I own a 2005 Jeep Grand Cherokee. I haven’t had any major problems with my Jeep until the heat started fading. First the low speeds went out and then medium…until I was left with high. This might not seem too annoying, but trust me.
This is typical of a vacuum leak or failure of the vacuum check valve. When you ascend the hill, you loose vacuum from the engine and the A/C vacuum controls loose suction so the vents can’t remain open. Most systems then default to defrost vents.
What to do if your Jeep blower fails?
If you look up in the passengers foot well, you can see the resistor and besides it the blower motor. The motor is fixed with 3 screws. Just wiggle all visible wires and see what happens. If the problem is inside the AC control panel, then there is most probably not much to do then replacing the panel.
Why is the fan not working on my Jeep Grand Cherokee?
The fan wiring is some of the more vulnerable wiring in your Grand Cherokee. You can test the voltage going from the fan relay to the fan itself. If it is getting 12+ volts, the fan should be coming on. But if it’s not, which means the fan has gone bad.
What should I do if my Grand Cherokee AC is not working?
Start by inspecting the condition of the cabin air filter on your Grand Cherokee. Instead of changing it directly, it is often recommended to first clean the pollen filter. This can be done, for example, with a vacuum cleaner or a compressed air system, removing at least a large part of the visible dirt particles.
How does the cooling fan work on a Jeep Grand Cherokee?
The cooling fan in a Jeep Grand Cherokee keeps engine temperatures at the correct level by kicking on during times when the engine reaches higher-than-average temperatures. Without it, the engine can reach dangerous temperatures and damage engine components.
Why is my air conditioning not working on my Jeep Grand Cherokee?
There are many reasons why air conditioning may not be working properly on your Jeep Grand Cherokee. When looking for the reason, you should always start with the most obvious cause, low refrigerant level in the system. In any case, it is advisable for laypersons to visit a workshop.
What to do if your Jeep has no climate control?
Then remove the hvac unit and control knobs. Careful with the knobs, they are keyed and will only remove when turned to a certain position. You can carefully pull while turning them and they should pop out when you find the slot. Using a flat screwdriver unclip the clamshell plastic housing and then remove the control board.
Is the a / C heater on my 2004 GC failing?
My 2004 GC’s a/c – heater blower is failing intermittently. I will start the Jeep and the air blows fine, then without rhyme or reason it completely stops (there is no specific duration between work/failure).
When did I replace the blower motor on my Jeep?
I brought the Jeep back in on 3 August 2016 to have the parts replaced. Two parts were replaced at that time: 1. Module/resistor/power, blower motor (P/N 68079480AA Module – Power)
Why is my a / C blower not working in my Grand Cherokee?
However, over the next few weeks the A/C blower problem returned intermittently. It seems to be a problem when the temp is around 80 degrees or higher and the car has been sitting in the sun. The problem again happened on 6 October (a warm day) and it was exactly the same problem originally described.
How to fix AC and heater in 1999 Jeep Grand Cherokee?
Clarify it by editing! The 1999-2004 Jeep Grand Cherokee has a common failure where the blower fan wire adapter overheats and melts. Use this guide to fix and repair this connector and get your AC and Heater working again! No parts specified. Place the car in park, activate the parking brake, and leave the car running.
Why is the air conditioner not working on my Jeep Compass?
If your Jeep Compass isn’t keeping you cool, we’ve outlined some of the most common reasons why this might be happening. The only thing that the air conditioning system has in common with the heater is that they both use the climate controls and the blower motor.
Where is the blower motor on a Jeep Grand Cherokee?
The blower motor is located under the dash on the passenger side of the vehicle. For easier access to the wiring push the seat back, and place your tools on the floor of the car .
Why is my Jeep Grand Cherokee AC not working?
The 1999-2004 Jeep Grand Cherokee has a common failure where the blower fan wire adapter overheats and melts. Use this guide to fix and repair this connector and get your AC and Heater working again! No parts specified.
What to do if your Jeep Grand Cherokee fan does not turn on?
If the fan does not turn on, the damage may not be fixable without purchasing new parts. For your safety do not grasp any wires you can not see. Do not attempt to grasp any wires that are not covered in insulation and/or electrical tape. Turn off the ignition on the vehicle and proceed with the following steps.
Where are the wires on a Jeep Grand Cherokee?
Push the seat back, and place your tools on the floor of the car. There are a few wires hanging below the passenger side dash. The blower motor adapter is a bundle of three wires located on the left side. While the car is on push and pull gently on the wire connection. If the fan turns on you have identified the problem and we will fix it.
There are many reasons why air conditioning may not be working properly on your Jeep Grand Cherokee. When looking for the reason, you should always start with the most obvious cause, low refrigerant level in the system. In any case, it is advisable for laypersons to visit a workshop.
Where is the blower motor adapter on a Jeep Grand Cherokee?
The blower motor adapter is a bundle of three wires located on the left side. While the vehicle’s ignition is on, push and pull gently on the wire connection. If the blower motor turns on, you have identified the problem and following this guide will help you fix it
Why does my Jeep Grand Cherokee Fan quit working?
In this one we take a stab at permanently fixing a common issue with the 1999-2004 Jeep Grand Cherokee. The electric cooling fan will quit working, and your jeep will overheat, due to a failure in the electronic fan control relay. This is a heat related failure and I add a large heat sink and relocate the relay to try and avoid further issues.
Why is my Jeep Cherokee heater not working?
What are common reasons my Jeep Cherokee has heater problems? While there are a variety of reasons your Jeep Cherokee 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.
Why does the a / C quit blowing on my 1999 Jeep Grand Cherokee?
The A/C (and heater) quit blowing on my Dad’s 1999 Jeep Grand Cherokee a while back so I took a look at it. The fresh air/recirculate blend air door seems to have broken up in the air duct causing it to suck up against the blower intake and stop all the air flow.
In this one we take a stab at permanently fixing a common issue with the 1999-2004 Jeep Grand Cherokee. The electric cooling fan will quit working, and your jeep will overheat, due to a failure in the electronic fan control relay. This is a heat related failure and I add a large heat sink and relocate the relay to try and avoid further issues.
Why does my Jeep Grand Cherokee have no air flow?
The fresh air/recirculate blend air door seems to have broken up in the air duct causing it to suck up against the blower intake and stop all the air flow.
What’s the problem with my Jeep Grand Cherokee air conditioner?
Air Conditioner. Cold Air On Left Side, Hot/ Very Warm On Left. I Am Having A Problem With Fan. Fan Use To Start About 10 Seconds After I Stared The Car. Now It Is About One Minute. Then The Fan Shuts … read more Second opinion] Blower motor wont shut off….. ignition off, key removed, and controller head removed and unplugged.
AC is cold but the air flow can not be directed. It just blows out the floor vents and a little out the dash. … read more The blower motor in my 04 grand Cherokee runs intermitantly with the ignition off. I finally had to pull the 40 amp under the hood why? … read more
Why is my Jeep Grand Cherokee heater not working?
While there are a variety of reasons your Jeep Grand Cherokee 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.
What to do if your Jeep Grand Cherokee AC unit overheats?
The 1999-2004 Jeep Grand Cherokee has a common failure where the blower fan wire adapter overheats and melts. Use this guide to fix and repair this connector and get your AC and Heater working again! No parts specified. Place the car in park, activate the parking brake, and leave the car running.
What causes a bad or failing blower motor relay?
Blown fuses. One of the first symptoms of a bad or failing AC blower motor relay is a blown AC blower motor relay circuit fuse. If the blower motor relay develops any sort of problem that hinders its ability to properly limit and distribute power, it may cause the blower motor fuse to blow. Any sort of electrical spikes or excessive current…
Why does my Jeep Wrangler heater stop blowing?
Most of the time when you lose all speeds at the same time it is a melted/overheated connector at the 3 wire connector on the mode selector switch. Here is a link to a troubleshooting procedure for the complete HVAC blower circuit.
Can you replace the blower motor on a jeep WJ?
By the way, the link you posted on the blower motor replacement is not for the WJ. The WJ does not have any cover over the blower motor, you can see it when looking up in the footwell area. Attached page shows how it looks like, eventhough it shows it as seen from the front side, which ofcourse you can not see.
What happens when a blower motor relay wears out?
Without it, the AC system will not be able to circulate any heated or cooled air. The blower motor relay controls the current used to power the blower motor, and is subject to the constant on and off switching. Over time, it can eventually wear out.