Why is heat not working in Jeep Wrangler?

The most common reasons a Jeep Wrangler heater isn’t working are a broken heater blower motor, a problem with the thermostat, or a failed heater blower motor resistor.

Why is my heater blowing cold air in my Jeep?

Low Coolant Level The coolant (usually a mixture of water and antifreeze) in your engine doesn’t just work to keep the engine from overheating: It’s also the source of heat supporting the heating system. If there isn’t enough coolant in your system, the heater core will blow cold air into your car.

Why is my Jeep Wrangler blowing hot air?

If the engine is warm, then you should feel heat from the hoses as well. If not, then the coolant is not circulating properly and you could have air in the lines or a clogged heater core that needs a flush.

Why is cold air coming out when the heat is on?

This issue could be caused by an improper thermostat setting. Check that the fan blower switch is set to “auto” and not “on.” When the “auto” setting is chosen, the fan will only run during a heating cycle and won’t push air that feels cooler through the vents in between cycles.

Are jeeps known for electrical problems?

Here are Jeep Wrangler electrical problems, by model year. The most common Wrangler electrical problems cost $1,300 to fix & occur at 58,000 miles.

Does a Jeep Wrangler have a heater system?

What to do if your Jeep Wrangler heater is not working? So it may be beneficial for those with newer Jeeps to take a spin to the dealership, or trusted mechanic, for a diagnosis. This is the guy in charge of blowing air across the hot heater core, through the Jeep’s ventilation system, and into the cabin.

What are some common problems with the Jeep Wrangler?

Fuel Efficiency. Its size,weight and lack of aerodynamic design all combine to put Wranglers on the lower-end of the fuel economy scale,averaging between 15 to 20 miles per

Transmission. Jeep Wranglers from 2005 to 2008 have had multiple recalls for automatic transmission and power train problems.

Exterior Lighting.

Window Regulators.

How to change the thermostat in a Jeep Wrangler?

Engine overheats. A thermostat with the valve stuck closed is a common cause of engine overheating.

Temperature gauge reads too low or too high. Thermostats can get sticky,causing the engine temperature to stray from the optimal range.

Cooling system repairs. All thermostats eventually fail.

How do you replace a thermostat for a Jeep Wrangler?

Overheating. The most common symptom of a bad thermostat is overheating.

Blown Head Gasket. If your Wrangler runs too long without coolant circulating through the engine,the head gasket can blow.

No Heat.

Warning Light or Temp Gauge Spiked.