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.
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.
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.
Where is the vacuum on a Jeep Grand Cherokee?
The load on the engine as it pulls the hill will cause the vacuum to drop. This check is located on the passenger side of the engine compartment on the fire wall by the AC unit.
When did the Jeep Grand Cherokee ZJ come out?
In this article, we consider the first-generation Jeep Grand Cherokee (ZJ) after a facelift, produced from 1996 to 1998. Here you will find fuse box diagrams of Jeep Grand Cherokee 1996, 1997 and 1998, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay.
What does a fuse do on a Jeep Grand Cherokee?
Fuse box diagram (fuse layout), location, and assignment of fuses and relays Jeep Grand Cherokee (ZJ / ZG) (1996, 1997, 1998). A fuse is an element for protecting the electrical system. A fuse will trip (i.e. it will blow) in the event of a failure or improper interventions in the electrical system.
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.
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.
Why does my Jeep Grand Cherokee Limited not turn?
I own 2 JGC Limited’s, a 1994 and a 1998. Both have a problem turning at slower speeds. I’ve replaced the Transfer Case on the 98 and it didn’t help. The mech told me it was the 4 wheel drive engaging due to control arm bushings, shocks, and uneven tire wear (after replacing the TC!).
Are there any problems with the Jeep Laredo?
I HAD MY FRONT DIFF REBUILT WITH A NEW PINION GEAR AND PROBLEM SOLVED TURNS NICE NOW, ITS NOT JUST A JEEP THING, DONT LET ANYONE TELL U THAT. I second this opinion, I bought a 98 jeep grand cherokee Laredo that had this issue.
How does the AC work in a Jeep Cherokee?
It starts at the compressor that compresses the Freon to a temperature warmer than the atmosphere and pushes it through the condenser, which releases the heat to the atmosphere. From the condenser, the Freon moves through the dryer which contains a desiccant that removes any moisture in the system.
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 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 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 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.
Is the a / C working on my Jeep Wrangler?
Enter your ride HERE to be a part of MAY’s Ride of the Month Challenge! My 06 Jeep Wrangler’s A/C is fully charged ( it’s been checked ) and the blower is working fine on all settings, but it’s blowing hot air.:
What causes an AC compressor to not engage?
If the clutch doesn’t engage, the problem could be a blown fuse, an open in the wire to the clutch coil, a bad clutch coil, a poor ground, or a low pressure lockout. AC compressor clutches receive power in a number of ways. They can activate through a relay that’s energized directly by a proper condition of the low and high pressure switches.
Why is the clutch not engaged on my gas compressor?
But if the system is low on refrigerant, the clutch will never engage. Some DIYers then hotwire the low pressure switch to force the compressor clutch to engage while they recharge. BAD MOVE. At that point you’re running the compressor with little to no oil.
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.
If the clutch doesn’t engage, the problem could be a blown fuse, an open in the wire to the clutch coil, a bad clutch coil, a poor ground, or a low pressure lockout. AC compressor clutches receive power in a number of ways. They can activate through a relay that’s energized directly by a proper condition of the low and high pressure switches.
But if the system is low on refrigerant, the clutch will never engage. Some DIYers then hotwire the low pressure switch to force the compressor clutch to engage while they recharge. BAD MOVE. At that point you’re running the compressor with little to no oil.
How can I tell if my compressor is running or not?
Not really. DIY kits come with a low pressure side gauge and they’re designed to provide a static pressure (engine not running or AC off) and a running pressure. Static low side pressure won’t give you any idea of system charge. You could have a low side target range of 50-psi and see that static pressure on your gauge.
How do I stop no air from dashboard vents?
This door is controlled by a thumb wheel that when activated will open and close the vent air flow door. Work the thumb wheel from one side to the other while checking the airflow. The flow should stop and start again, if the thumb wheel does not make a difference the problem is somewhere else.
Why is there no air coming out of the vents?
If this filter becomes clogged due to lack maintenance it will stop or slow the flow of air exiting the vents. To check this filter locate the filter housing which can be either under the dash on the passenger side or under the hood of the car, near the base of the windshield on the passenger side, remove the cabin air filter and inspect.
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.
Where is the AC on a Jeep Grand Cherokee?
1. Blows hot on drivers side with AC on. 2. Blows hot on passengers side with AC on. 3. Blows cold on drivers side with heat on. 4. Blows cold on passengers side with heat on. 5. Hear blower but no air blows through any vents.
What causes dual zone AC on Jeep Grand Cherokee?
Jeep Grand Cherokees with dual climate control (for the AC / Heater system) that have incorrect air temperature blowing on either the passenger or driver’s side is usually one of two things. One of the blend door actuators (motors), or the the dual zone blend door assembly could have a broken door.
Where is the air blower on a Jeep Grand Cherokee?
1. Blows hot on drivers side with AC on. 2. Blows hot on passengers side with AC on. 3. Blows cold on drivers side with heat on. 4. Blows cold on passengers side with heat on. 5. Hear blower but no air blows through any vents. 6. Airflow is present but it is not blowing cold.