How does the climate control work on a Jeep Grand Cherokee?

A state-of-the-art automatic dual-zone climate control system used infrared sensors located in the climate control panel to monitor the surface temperature of both driver and front passenger to automatically control the interior temperature for both front passengers.

What kind of engine does a Jeep Grand Cherokee have?

Throughout its production run, the Grand Cherokee received many changes. For 1999, the Grand Cherokee “WJ” was all-new, now in its second generation. The 4.0L PowerTech Inline Six-Cylinder (I6) engine was reworked, and received an increase in power, up to 195 horsepower and 225 lb. ft. of torque.

What kind of seating does the Jeep Grand Cherokee have?

Meet the Jeep® Grand Cherokee L with three-row seating, available Jeep® Selec-Terrain® Traction Management System, and aerodynamic performance. Skip to main content Find Your Country

What’s the towing capacity of a Jeep Grand Cherokee?

The highly versatile Grand Cherokee L offers three available 4×4 systems and a host of capability features designed for off-road trails, city streets and everything in between. Available all-weather capability and a Best-in-Class Maximum Towing Capacity of 7,200 pounds continue to advance the legendary reputation of Grand Cherokee.

How much does it cost to replace the thermostat on a Jeep Cherokee?

The average cost for a Jeep Cherokee thermostat replacement is between $120 and $137. Labor costs are estimated between $65 and $82 while parts are priced at $55. This range does not include taxes and fees, and does not factor in your specific model year or unique location.

Why does my Jeep Cherokee have too much coolant?

When the thermostat is stuck open, the vehicle will be getting too much coolant. On the other hand, if it is stuck in the closed position, the radiator will not be getting any coolant at all. If you do end up replacing the thermostat, make sure the new part is an exact match to your make and model of Cherokee.

Where is the thermostat on a jeep XJS?

The problem with running hot in XJs is two fold. First, marginal cooling system to start with. Second, the temp sensor for the gauge is at the back of the engine in the head, the hottest place in the engine cooling system. It might be 220° there, but only 195 at the stat.

What should the temperature be on a Jeep Cherokee?

I have never seen an XJ that runs the “195Degree” optimal temperature without help ie upgrades or constant maintenance and low mileage most run about 200-210 wich is running hot to me before I get beat up about that statement keep in mind that is my experience here in Texas with our heat Good replies so far!

Start the car, let the dash lights cycle thru then turn on your climate control. If it isn’t already in AUTO where u left I when you shut it off, set it to AUTO. For the next 20 min or so let car idle, you’ll hear the system cycle the fan and blowers off and on as it tries to line up the 2 blend door motors.

What kind of climate does a Jeep Laredo have?

2012 Jeep Grand Cherokee Laredo – AIR/HEAT dual climate issue! Help please!! | Jeep Garage – Jeep Forum 2012 Jeep Grand Cherokee Laredo – AIR/HEAT dual climate issue!

How do you remove a heat lamp from a jeep?

Using a flat screwdriver unclip the clamshell plastic housing and then remove the control board. You will see the three burned out lamps on the face of the board, using a pair of pliers grab them at the plastic base and gently twist, they come off very easy.

What should I do about my 2012 Jeep Grand Cherokee?

Plastic control arm on damper needs to be replaced. Common problem. My 2012 Grand Cherokee did the same thing. Passenger side blend door gear broke; it’s cheap plastic gear. $2 part. Can be done yourself, there’s a how to somewhere on this forum.

Why does my Jeep Grand Cherokee have dual climate control?

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.

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.

How to fix the AC on a Jeep Grand Cherokee?

Remove the refrigerant using an AC machine. Remove the heater hoses and ac lines at the firewall. The spring lock ac line connectors can be disconnected easily with a spring lock tool. Remove the 10 mm bolt near the heater hoses in engine compartment that goes through the firewall to the evaporator case. 2.

2012 Jeep Grand Cherokee Laredo – AIR/HEAT dual climate issue! Help please!! | Jeep Garage – Jeep Forum 2012 Jeep Grand Cherokee Laredo – AIR/HEAT dual climate issue!

Learn how to use the climate control in your 2018 Jeep Grand Cherokee. The auto climate control can automatically maintain a set comfort level in your vehicle cabin. The climate control module features Rear Defrost, Air Recirculation and automatic temperature control. Enjoy efficient and automatic car air conditioning.

How to test the temperature of a jeep heater?

Rotate the left temperature control knob clockwise (CW) one detent. 2. If you continue to keep the a/c and recirc buttons depressed, the AZC control module will perform a Segment Test of the Vacuum Fluorescent (VF) display.

What causes a fault code on a jeep heater?

A majority of historical fault codes are caused by intermittent wire harness or wire harness connector problems. 1. To enter the self-diagnostic mode, depress the a/c and recirc buttons at the same time and hold. Rotate the left temperature control knob clockwise (CW) one detent. 2.

Can a jeep heater be operated in manual mode?

Can be operated in a manual mode. Uses engine temperature data, received over the PCI Bus, for cold engine blower lock-out. Uses engine RPM data, received over the PCI Bus, for wide-open throttle A/C cut-out. cooling performance.

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.

What’s the problem with my Jeep Grand Cherokee?

Some common AC problems with Jeep Grand Cherokee 1999 and Up. 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.

How to test the AZC system in a Jeep Grand Cherokee?

Turn the ignition on. Do not touch any of the Heater / AC / AZC controls for at least 2 minutes to allow the calibration function to run entirely. After 2 minutes, shut down the vehicle and restart. Test functionality of Heater / A/C / AZC system.

What do you need to know about auto climate control?

The auto climate control can automatically maintain a set comfort level in your vehicle cabin. The climate control module features Rear Defrost, Air Recirculation and automatic temperature control. Enjoy efficient and automatic car air conditioning. Loading…

What kind of transmission does a 1999 Jeep Grand Cherokee have?

1999 and 2000 model year WJ owners can have their 45RFE transmission’s programming flashed to enable the extra gear as both transmissions are physically the same. The 42RE 4-speed automatic remained the transmission for the Inline 6 engine. It had slight changes from the previous model Grand Cherokee.

What kind of suspension does a Jeep Grand Cherokee have?

It was their flagship model and nearly identical to the 2004 Grand Cherokee Limited in looks and equipment, including the solid axle suspension, choice of 4wd systems, body color cladding, alloy wheels, Chrysler sound systems, and Chrysler automatic climate controls.

What kind of engine control does a Jeep Grand Cherokee have?

Thanks to your Grand Cherokee, you’re able to get off the beaten path while still traveling in comfort and style. You expect your vehicle to always perform at its best, so get a new Jeep Grand Cherokee engine control module to ensure that the information collected by your Jeep’s sensors is properly interpreted by your engine.

What is the diysave10 code for Jeep Grand Cherokee?

Use Code: DIYSAVE10 Online Ship-to-Home Orders Only Thanks to your Grand Cherokee, you’re able to get off the beaten path while still traveling in comfort and style.

When did the Jeep Grand Cherokee inline six come out?

Dating back to 1986, its torquey 190 hp engine would commonly chug along for upwards of 300,000 miles. Over the course of nearly 20 years this engine was refined and tweaked before being phased out in 2006. The inline six has powered Cherokees, Grand Cherokees, Wagoneers, Wranglers, and even Comanches.

What kind of engine does a jeep straight six have?

But the final, and most important reason that these jeeps are so coveted, is the 4.0L in-line “straight six” AMC engine. Chrysler’s 4.0L Straight Six Engine The 4.0L AMC inline six is known as one of Chrysler’s best engines. Dating back to 1986, its torquey 190 hp engine would commonly chug along for upwards of 300,000 miles.

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