Why is the air conditioning not working on my Jeep Grand Cherokee?

What are common reasons my Jeep Grand Cherokee has air conditioning problems? While there are a variety of reasons your Jeep Grand Cherokee air conditioning won’t work, the most common 3 are a refrigerant leak, an electrical climate control issue, or a problem with the air conditioning compressor.

What to do if your Jeep Cherokee heater stops working?

If the heater has stopped working in your Cherokee, 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.

Can you change the AC on a jeep GC?

I’ve changed them in the wife’s Jeep GC twice in a year (both sides)! Yes, u can change them yourself BUT they don’t always “sink” up, to make left and right sides do the same thing (heat/AC).

What does the thermostat on a Jeep Cherokee do?

Never touch the radiator cap unless the vehicle is ICE COLD. The job of your Cherokee’s thermostat is to regulate the temperature of the engine. It does this by allowing water to enter the engine when it is getting hot, and by keeping coolant from entering while the vehicle warms up.

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 makes a Jeep Grand Cherokee air conditioner work?

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. It is entirely possible for your Grand Cherokee’s heater to work just fine even when the air conditioner is not blowing cold at all.

Why is my Jeep Grand Cherokee not cool?

If your Jeep Grand Cherokee 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.

What does the thermostat on a Jeep Grand Cherokee do?

Never touch the radiator cap unless the vehicle is ICE COLD. The job of your Grand Cherokee’s thermostat is to regulate the temperature of the engine. It does this by allowing water to enter the engine when it is getting hot, and by keeping coolant from entering while the vehicle warms up.

How do you turn on AC in Jeep Cherokee?

Start the car and turn the AC on. Open the low side only valve and allow the charge to build to 30 lbs. on the low side and 150 lbs. on the high side. Listen for the click in the low side switch to turn the compressor on. Shut the valve off if the compressor does not come on. Turn the engine off.

What should the pressure be on the AC in a Jeep Cherokee?

Check to see if the compressor comes on when the switch is activated. If the compressor comes on, feel the larger of the two lines off the compressor. The large line is the low side for the low pressure (suction side) which returns the Freon to the compressor. It normally carries 30 to 60 lbs. of pressure. The line should be cold.

What to do if your Jeep Cherokee is not running?

Remove the glove compartment insert, operate the air conditioning and move the knob that controls the position of air and notice which motor is not moving the lever to operate the door and replace the motor. If the line is not cold, hook up the air conditioning gauges.

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 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.

Why is my 2001 Jeep Grand Cherokee overheating?

There was a leak in the radiator of our 2001 Jeep Cherokee Sport, so my son replaced it. He also replaced the upper and lower rad hoses as “insurance.” The upper one was clogged with rust. Now he needs to know the location of the bleeder screw to finish up.

What can cause a car water pump to need replacing?

A leak or a faulty bearing can cause serious damage to your car’s engine. Puddles of coolant underneath your vehicle or high temperature readings may be signs that your water pump needs replacing.

What’s the problem with the heater on my Jeep?

Related symptom: Odd smell from A/C dash vents. Passenger side carpet may be wet/moist. Cause:*The heater core is leaking. Fix:*Replace the heater core. Alternative/temporary repair: Locate the 2 heater hoses going to the firewall underhood.

What causes a Jeep Grand Cherokee water pump to go bad?

The serpentine belt can cause the water pump to go bad if it’s been improperly installed, or if there’s too much tension on it. Here are some common signs that a serpentine belt is bad. Conclusion: Grand Cherokee Bad Water Pump Symptoms. A bad water pump has the potential to cause a lot of engine damage.

Why does my Jeep Grand Cherokee not have an air conditioner?

Blower Motor – If there is no air blowing from your Grand Cherokee at all, the blower motor is at fault. They are not that expensive and are easy to replace (most of the time). Blend Door – The blend door controls how much air conditioned and heated air enters the cabin.

What are the signs of a bad water pump?

Here are the most common symptoms of a bad water pump in your Grand Cherokee: 1. Noise. A noisy water pump can indicate that it has a bearing that is going out. The problem with most engine noises is that they are difficult to hunt down. If your water pump is easy to reach, you can gently place a really long screwdriver tip against it.

What to do if your Jeep Wrangler wont turn over?

OWNER NOTIFICATION BEGAN APRIL 8, 2002. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT DAIMLERCHRYSLER AT 1-800-853-1403. To diagnose, you first need to determine if the problem is electrical or fuel related.

Why does my Jeep Wrangler JK not start?

Jeep Wrangler JK Won’t Start One Click If your Jeep won’t start and you simply hear one click, then you could have a faulty starter motor. Again, using a voltmeter with a load function, make sure all your voltages are all correct.

Why does my Jeep Grand Cherokee not turn on?

Radio does not come on when car starts. The air conditioning will also not turn on at times when this is happening. The dash has also been effected at times, not lighting up. The radio has come on while driving.

Are there any problems with the 2002 Jeep Grand Cherokee?

A model’s indicator is understood to be the issues reported per thousand vehicles annually. This 2002 Jeep Grand Cherokee at the United States’ sales are 50,108 components. In our Problem 2002 Jeep Grand Cherokee with Additional Model Years When creating. jeepcarus

What to do if you have no air in your Jeep?

There are 2 fix’s on YouTube. 1 is to cut into the box going thru the glove box and the other is taking the entire dash, council, stearing wheel and the entire HVAC box out and splitting it open to replace the doors. If you do that I recommend replacing the heating core and resister and maybe even the heater motor.

What causes the blower motor to go out on a jeep?

The resistor is the most common part that goes out. You can check the blower motor by running a separate power line to it, it should run full blast when you do this. 28 people found this helpful.

What should the AC read on a Jeep Cherokee?

They should read 29 to 30 lbs. on the low side and at least 150 on the high side (with the engine off). If they are lower and the compressor did not come on, then it is undercharged and needs Freon to make the low side switch come on and activate the compressor. Start the car and turn the AC on.

Why is my air conditioner not working in my car?

Check to see if the air conditioner runs cool then suddenly stops working after a number of minutes. If this happens, turn off the air conditioning for a while, then try again. If the same thing happens, there may be too much air in the system, which causes the moisture in the pipes to freeze and eventually block off refrigerant circulation.

How much does it cost to repair a Jeep Grand Cherokee AC?

Jeep Grand Cherokee Car AC Repair costs $240 on average. For an AC system to work, it needs a gas or liquid substance called refrigerant (R-12 in older cars, R-134a in 1995 and newer cars). Over time, refrigerant can leak from the AC system through seals. If the AC does not have enough refrigerant, it will not blow cold air.

What was the problem with my 2002 Jeep Grand Cherokee?

2002 Grand Cherokee. Here’s what happened to me: At every start, the engine would run for ~3 seconds, then die. Here’s the solution: Use only a Jeep key made by Jeep. Analysis: I was using spare key (made at local auto parts store). It appears the official jeep key enables the security system when you insert it into the ‘key hole’.

How to reset the security system on a Jeep Grand Cherokee?

take your key and turn the drivers side door lock to the right , then left and then right again …this will reset the security system. 26 people found this helpful. 2002 Grand Cherokee. Here’s what happened to me: At every start, the engine would run for ~3 seconds, then die. Here’s the solution: Use only a Jeep key made by Jeep.

Why does my Jeep Grand Cherokee start but shut off?

Here’s what happened to me: At every start, the engine would run for ~3 seconds, then die. Here’s the solution: Use only a Jeep key made by Jeep. Analysis: I was using spare key (made at local auto parts store). It appears the official jeep key enables the security system when you insert it into the ‘key hole’.

What kind of blower motor does a 2004 Grand Cherokee have?

2004 grand Cherokee limited v8 4.7 here. blower motor (sensor) replaced last month (Not OEM part) due to A whisper of hot and cold air only. The cold and hot air is coming out now but not nearly enough like before to cool entire interior. Have to keep fan on high just to feel slightly comfortable in driver seat.

Why is my a / C CLUTCH not working on my Jeep?

I checked the fuse and relay in the PDC, jumped the low pressure switch, and confirmed 12-13 v. @ the compressor clutch. Is it safe to say the a/c clutch is my culprit? Should I try energizing it direct from the battery to confirm or…???? Any help or suggestions from the WJ Gurus here is greatly appreciated.

How to fix no air flow Jeep Grand Cherokee?

The proper fix would be to disassemble to dash and then the blower and duct assembly out from under the dash in order to replace the broken parts however this simple fix will get the air working again quickly and cheaply. The only thing is you will loose the control to allow in 100% fresh air. Loading…

Why is the AC blowing hot air in my Jeep?

88 is the digits test. 14 is recirculation motor not responding and 54 left temp door travel too large. I would first reset the faults by disconnecting the negative battery lead and see if the faults come back. The 14 seems to be the motor itself.

What to do if your air conditioner is not working?

If this pipe is not cold to the touch, then your compressor is not working properly or your system needs more refrigerant. Turn off your car and hook up an air conditioning pressure gauge to the high and low pressure sides of your air conditioning system.

Why is my air conditioner losing cooling power?

Use soapy water on the rubber hoses of your air conditioning system. If the water begins to bubble up, then air is escaping from the system and the air conditioning is losing refrigerant. This will cause your air conditioner to gradually lose cooling power. If this is the case, the faulty hose will need to be replaced or patched.

Why does my Jeep Cherokee air conditioner not work?

However, over years of use, many Jeep Cherokee air conditioning systems begin to work less effectively, making summer drives very hot and uncomfortable. Before repairing this problem, assess what is causing it by troubleshooting the system to see why the ice-cold air that was once blowing out of the air vents is now warm.

What to do if your air conditioner is leaking?

If this is the case, vacuum pump the system and replace it with new refrigerant. When checking for leaks, start with the hose connections. You can also buy a leak-finding kit which includes a dye you add to your system and a special light that easily shows where dyed refrigerant is leaking out.

How many miles does a 2002 Jeep Grand Cherokee have?

I have had my 2002 Jeep grand Cherokee since 2008 and it already had 67,000 miles on it. It is the straight 4.0 ltr 6. I now have 187,000 plus and it runs as great as the day I bought it.

Is the Jeep Grand Cherokee reviewed by Edmunds?

Edmunds’ expert review of the Used 2002 Jeep Grand Cherokee provides the latest look at trim-level features and specs, performance, safety, and comfort. At Edmunds we drive every car we review, performing road tests and competitor comparisons to help you find your perfect car.

How many times has the Jeep Grand Cherokee been recalled?

The 2014 Jeep Grand Cherokee has been recalled 15 times by NHTSA. View Recalls Reliability indicates how models have performed in the past, providing the basis for predicting how the vehicles will hold up in the year ahead. These charts provide the most comprehensive reliability information available to consumers.

What was the problem with my 2004 Jeep Grand Cherokee?

2004 Jeep Grand Cherokee Limited with a plugged A/C drain that led to nearly a gallon of water being dropped onto my passenger carpeting on my way to Chicago yesterday. Read online and said you could see the drain tube from outside, but no pictures were ever posted of it.

What kind of refrigerant does a Jeep Grand Cherokee use?

Most refrigerants include a leak sealer that will seal small leaks in addition to filling the R134a refrigerant. The A/C system in your Grand Cherokee consists of a compressor that is belt-driven, an evaporator and freon.

How do you add Freon to a Jeep Grand Cherokee?

How to add freon to your 2003 Jeep Grand Cherokee: hook up the can of refrigerant (likely r-134a) to the low pressure port. When your compressor kicks on, add freon to the correct pressure.

How to fix Jeep Cherokee a / C blend door failure?

When you put the ignition to run and turn on the climate control system it will run though the calibration test that broke the OEM equipment to begin with. Watch the doors move, and pay attention to the amount of torque applied to the doors – the plastic ones didn’t stand a chance!

How to fix second door on Jeep Cherokee?

Install the second door, sliding the connector pin into the far side of the second door. Align and snap in the near connector. Reinstall the near actuator and test.

What to do if your Jeep Cherokee wont start?

Turn the engine off. Rotate the compressor clutch be hand to see if it is loose enough, and check the wire connector on the compressor. Start the engine and carefully check for voltage at the compressor. If there’s no voltage, check the fuses in the relay box under the hood and the relays.

How to troubleshoot a Jeep Grand Cherokee radio CD player?

Troubleshooting the Jeep Grand Cherokee Radio CD Player can be accomplished by following some basic steps. Turn the ignition key to the “ACC” position if the Jeep Grand Cherokee Radio CD Player won’t turn on. “ACC” is an abbreviation for Accessory and allows the radio to power up.

What’s the ACC key on a Jeep Grand Cherokee?

Turn the ignition key to the “ACC” position if the Jeep Grand Cherokee Radio CD Player won’t turn on. “ACC” is an abbreviation for Accessory and allows the radio to power up. Insert one 4-3/4-inch standard disc into the slot if you encounter problems playing or ejecting discs.

Why does the AC not come on in my Jeep Cherokee?

If they are lower and the compressor did not come on, then it is undercharged and needs Freon to make the low side switch come on and activate the compressor. Start the car and turn the AC on. Open the low side only valve and allow the charge to build to 30 lbs. on the low side and 150 lbs. on the high side.

Why does my Jeep Grand Cherokee make a clicking sound?

The most common symptom of faulty blend door actuator on Jeep Grand Cherokee is a slight clicking sound repeatedly coming from under the dashboard. The sound will be most prominent for a few seconds when you turn on the air conditioning or adjust the temperature. Sometimes changing the temperature can temporarily stop the sound.

When do you need a compressor in a Jeep Cherokee?

If the compressor makes a lot of noise or the clutch will not engage properly, it also requires a compressor. If the high side is very high and the low side normal or low, the condenser is plugged up and needs to be replaced.

What to do if your Jeep Cherokee does not have power?

If the blower motor does not have power, check the fuses, and if they are good, check to make sure there is power to the blower motor resister. If there is power to the resister, the resister is bad; if not, the control switch is bad.

Replacement of most air conditioning components requires complete evacuation of the air conditioning system with a refrigerant recovery machine. Once components are re-installed, the technician will remove all air from the system in preparation for recharging the system with new refrigerant.

What happens when the air conditioner compressor fails?

When the compressor fails, the most common symptom is warm air from the vents. A squealing or grinding noise may also be heard from the compressor in the event of mechanical fai… Read More When the condenser fails, the air conditioner will fail along with it.

Are there any problems with the Jeep Grand Cherokee?

Grand Cherokee owners are having the most trouble with the electrical (19%), engine (18%), and the interior (15%). We’ve listed the most common owner complaints below. The full listis available on CarComplaints.com. TIPM Going Bad, Engine Won’t Start or Hard to Start220 complaints at an average of 51,676 miles in the 2011 Jeep Grand Cherokee.

What to do if your Jeep Grand Cherokee won’t start?

When a starter goes bad, they will usually not give you much warning first. Also, if you are stuck somewhere and are trying to start your Grand Cherokee, the old beat the starter with a hammer trick is not a wives tale. It really can get that one last start out of it.

Which is the worst model of Jeep Cherokee?

The site also shows which problems are most frequent. Owners have submitted 10,819 complaints for all Jeep vehicles, and Car Complaints found that the worst models are all either Jeep Grand Cherokees or Jeep Cherokees. The worst model years are the 2011 Grand Cherokee, 2015 Grand Cherokee, 2014 Grand Cherokee, 2015 Cherokee, and 2014 Cherokee.

Which is Jeep Grand Cherokee years should you avoid?

However, since it has been around for more than two decades, you can find many year models, and you need to avoid purchasing some of them. So which Jeep Grand Cherokee years should you avoid? As similar to any products you buy, you should avoid Jeep Grand Cherokee year models with lots of customer complaints, repair issues, and costly maintenance.

What causes a Jeep Grand Cherokee to not start?

Jeep Grand Cherokee Won’t Start Diagnosis. 1 1. Battery Cables. While the battery cables are not necessarily the most likely issue to cause your Grand Cherokee to not start, they are some of the 2 2. Battery Charge. 3 3. Starter. 4 2. Ignition Issues. 5 3. Engine Timing.

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.

The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of Jeep Grand Cherokee based on all problems reported for the Grand Cherokee. Air conditioner evaporator leaking inside vehicle causing freon to get in the car and get in our lungs.

Why is my 2011 Jeep Grand Cherokee not working?

Orders for new TIPMs were so abundant that parts became scarce, prompting a class-action lawsuit claiming Chrysler ignored this obvious defect. By 2012 complaints dropped back down by about 80%. Needless to say, if you see a used 2011 Jeep Grand Cherokee on a lot just keep walking.

What are the standard features of a Jeep Grand Cherokee?

Additional standard features included a driver-side airbag and four-wheel anti-lock braking system (ABS). The Laredo was the mid-scale model with standard features that included power windows, power door locks, cruise control, and a leather-wrapped steering wheel.

When did the Jeep Grand Cherokee Limited come out?

In 1997, for the 1998 model year, a variant of the top-level Grand Cherokee Limited, the “5.9 Limited” was introduced. Jeep ads claimed it to be the “world’s fastest sport utility vehicle”, verified by third-party testing. Ultra-Star wheels.

What kind of car is a 1993 Jeep Grand Cherokee?

The vehicle that was driven was a Poppy Red Clear Coat 1993 Grand Cherokee ZJ Laredo with a quartz cloth interior and high-back bucket seats.

What is the odometer on a 1997 Jeep Grand Cherokee?

Check us out and see we mean it when we say Ken Garff Nissan Backs U Up!Recent Arrival! 1997 Jeep Grand Cherokee Limited Odometer is 13393 miles below market average! Description: Used 1997 Jeep Grand Cherokee Limited with AWD/4WD.

How much does a 1995 Jeep Grand Cherokee cost?

1995 Jeep Grand Cherokee Laredo 4 Wheel Drive, 4.0 Liter Straight 6 Cylinder, Automatic Transmission, Air Conditioning, 4 Wheel ABS Brakes, Cruise Control, Alloy Wheels, Stereo CD, Power Windows And Door Locks, Power Mirrors, Dual Power Seats, Running Boards, Roof Rack, Tilt Wheel, Runs And Drives Great, Only $2395 plus tax, lic, doc, and smog.

Why is the AC not working on the passanger side?

The passanger side will sometimes get no air, sometimes cold air when the heat is on and sometimes hot air when the a/c is on. Luckly I have not had this issue with my WK.

What kind of problems does a Jeep Grand Cherokee have?

Passenger window broke ($400). Power steering problems, replaced blendor on heater ($2k) in 2006; air- conditioning broke now must replace compressor, valve and blendors again ($2k+); CD player broke; gas cap broke; I maintain this vehicle well but it keeps having problems.

How many miles does a Jeep Grand Cherokee have?

A Jeep is work and play. I purchased the Jeep with 75,000 miles on it. It had some problem. The things I have had to deal with are: $250 blower motor control unit, $650 radiator replacement. $95 electric door and window control repair, $450 brake repair. The Jeep has 95,000 miles on it now and it runs strong.

Is the Jeep Grand Cherokee Overland a good car?

The 1st six were great vehicles except for one transmission in a ’93 Grand Cherokee. My ’02 JGC Overland has had nothing but problems in 111K miles. Brakes, electrical gremlins, heater core @ 99K and now a transmission @ 109K miles. The tech who rebuilt the tranny says rear end due very soon.

How can I tell if my Chevy Aveo radiator fan is bad?

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. This video from Ratchets and Wrenches is a phenomenal resource on how to properly diagnose a wiring problem.

Where are the air conditioning pipes on a Jeep Grand Cherokee?

Both are located on Cherokee’s aluminum air-conditioning pipes, which can be found centrally in the Grand Cherokee’s engine compartment. Pop the Jeep Grand Cherokee’s hood. Find the air-conditioning system’s aluminum pipes.

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