Why is the AC not working on my Jeep Cherokee?
Learn if it’s a simple fix or time to seek out a trusted technician. Not your vehicle? Why Isn’t My A/C Working? What are common reasons my Jeep Cherokee has air conditioning problems?
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.
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.
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.
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 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.
Is it possible to replace a Jeep Cherokee heater core?
Yep every Jeep XJ Cherokee owner has to face it sooner or later, your on your way someplace in your XJ, it’s kinda cold and your heater just isn’t blowing hot air like it should. In this video I show you what it could possibly be. Also it’s alot easier than replacing a heater core. Loading…
How can I check if my Jeep Grand Cherokee has air?
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. The fan does work but very little airflow even on high. I even used a garden hose to try and flush any crud out a second time and still NO SUCCESS.
What to do if your Jeep Grand Cherokee doors are not working?
You will still be hearing the door actuator moving but the doors are not working. 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.
Why is my Jeep Grand Cherokee not blowing cold air?
One of the most inconvenient vehicular problems is when the A/C won’t blow cold air. If your Jeep Grand Cherokee isn’t keeping you cool, we’ve outlined some of the most common reasons why this might be happening.
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 the heater on my Jeep Cherokee not working?
May 2, 2019. One of the most common (and inconvenient) problems with the Jeep Cherokee is when it has no heat coming from the heater. Not having a functioning heater makes driving much less comfortable, and can be a sign of certain issues. At the simplest level, there are two main reasons why the heater is not working.
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. The fan does work but very little airflow even on high. I even used a garden hose to try and flush any crud out a second time and still NO SUCCESS.
Learn if it’s a simple fix or time to seek out a trusted technician. Not your vehicle? Why Isn’t My A/C Working? What are common reasons my Jeep Cherokee has air conditioning problems?
What should pressure gauge be on Jeep a / C?
After putting in two cans my ac compressor would only turn on for 2 seconds then turn off for another five, and it would actually shoot out refridgerant out the back of the compressor. I finally bought a cheap pressure gauge that comes with the AC refridgerant at Walmart, and saw my system had 160psi in it, when the Jeep specs it at about 40psi.
Do you need to change the refrigerant in a jeep?
You can also follow the lines and the one going to the condenser in front of the radiator is the high side. All A/C systemsare sealed systems. The refrigerant never wears out like oil and should never need to be replaced. If you need a charge there’s a leak. Leaks are a real bitch to find in a car.
Is it illegal to replace an air conditioner without updating it?
Depending on location, it may be illegal for a technician to replace refrigerant without updating the A/C system to handle the newest type. You may not realize there’s a refrigerant leak until the air conditioner stops blowing cold. Refrigerant may slowly leak out of the system over days, weeks or even years. Read More
What to do if your Jeep Cherokee has a leak?
When the air conditioner in your 2000 Jeep Cherokee starts blowing hot air, you likely have a freon leak. Recharging the freon in your AC system is an inexpensive and easy first step to restoring the cooling capacity of your A/C system. Most refrigerants include a leak sealer that will seal small leaks in addition to filling the R134a refrigerant.
Why is my Jeep Grand Cherokee not cold?
Most of the time, when your Grand Cherokee’s air isn’t blowing cold enough, it is going to be a lack of refrigerant causing the problem. We recommend having a professional recharge your A/C if it does end up being a coolant issue.
Is the Jeep Grand Cherokee 4.0 with no start?
Come along with Eric O. at SMA as he has a look at this 2001 Jeep Grand Cherokee with the I6 4.0 that was towed in with a crank, no start condition. It didn’t take long to figure out this common problem and solve the infamous P0320 crank sensor code.
Most of the time, when your Grand Cherokee’s air isn’t blowing cold enough, it is going to be a lack of refrigerant causing the problem. We recommend having a professional recharge your A/C if it does end up being a coolant issue.
Why does my Jeep Grand Cherokee not have a PCM?
One common problem that affects Jeep PCMs – particularly PCMs for the Jeep Grand Cherokee – is poor soldering on the 5-volt power connection. If all other tests have failed, you can try re-flowing the solder. We’ll go over this process in the next section.
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.
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.
Are there any problems with the Jeep Cherokee?
Check out our Jeep Cherokee overview to see the most problematic years, worst problems and most recently reported complaints with the Cherokee.
Why is my a / C CLUTCH not working on my Dakota?
When it is intermittent, it is probably more wiring or sensor related. Those intermittent problems are always nice to solve. Don’t read too much into it, I just replaced an A/C compressor on a 4.7l dakota last week that took a couple trips of the customer running over here when it was acting up so I could actually see the problem.
How can I Fix my Jeep Cherokee heater?
Every Cherokee in this range either has, or will have, this common failure. The pictures show the hardware provided for the fix. All work is done from the foot area of the passenger side of the Jeep, with a Dremel cut in the bottom of the heater box…no removal of the dash panel or evacuating the AC system and draining the radiator.
How does the blend door work on a Jeep Cherokee?
– The Cherokee is built with a Blend Door to control the heater and AC function. The blend door controls air flow through either the AC evaporator or the heater coil, or any combination in between. The doors are controlled by a stepper motor.
Every Cherokee in this range either has, or will have, this common failure. The pictures show the hardware provided for the fix. All work is done from the foot area of the passenger side of the Jeep, with a Dremel cut in the bottom of the heater box…no removal of the dash panel or evacuating the AC system and draining the radiator.
– The Cherokee is built with a Blend Door to control the heater and AC function. The blend door controls air flow through either the AC evaporator or the heater coil, or any combination in between. The doors are controlled by a stepper motor.
Is it easy to fix a Jeep Cherokee door?
Fixing the door is relatively easy, but the labor (and cost) of getting to the door makes this a time consuming and expensive job.
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.
Where does the Freon go in a Jeep Cherokee?
From the dryer the Freon flows through an H-block, which is similar to an orifice tube in function, where it turns the liquid Freon into a fine spray or vapor. This vapor or spray moves through the evaporator and absorbs the heat within the cabin and returns to the compressor.
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.
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.
When did my GMC Sierra air conditioner stop working?
I had a 2001 GMC Sierra that did this when truck was less the one year old (summer of 2001 is when it was). The dealer had the truck in the shop idling for a long time and the A/C worked perfectly. I told them to take it for a ride and see. So the service manager in an effort to convince me nothing was wrong went for a ride with me driving.
What are common reasons my Jeep Cherokee has air conditioning problems?
What are common reasons my Jeep Cherokee has air conditioning problems? While there are a variety of reasons your Jeep 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.
When did Jeep stop making the Jeep Cherokee?
“One of the first moves Bernhard made when he came to Chrysler in 2000 was to help kill the Jeep Cherokee, an aging, somewhat bland SUV.”. Thus, the (XJ) Cherokee line was replaced in 2002 by the Jeep Liberty (KJ), although it retained the “Cherokee” nameplate in most foreign markets.
Is there a part time transfer case for the Jeep Grand Cherokee?
The Jeep Grand Cherokee/Commander line no longer offers a part-time transfer case option. The reason behind this was its poor sales along with an improved Selec-Trac.
Where can I buy a 1990 Jeep Cherokee?
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