Most reviews suggest that the 3.7L isn’t a bad engine. Many owners rave about its long-term reliability. It is prone to a few problems that you should be on the lookout for if you own or are considering a Jeep with the 3.7L (225.8 ci) engine. Being aware of these problems may help you prevent major engine failure.
What engine is in a Jeep Liberty?
| Jeep Liberty (KJ) |
| Layout |
Front-engine, rear-wheel drive / four-wheel drive |
| Related |
Jeep Grand Cherokee Jeep Wrangler |
| Powertrain |
| Engine |
2.4 L PowerTech I4 (gasoline) 2.5 L VM Motori R 425 I4 (turbo diesel) 2.8 L VM Motori R 428 I4 (turbo diesel) 3.7 L PowerTech V6 (gasoline) |
Is a Jeep Liberty a V-6?
Performance & mpg
The Liberty is motivated by a 3.7-liter V6 rated at 210 horsepower and 235 pound-feet of torque.
What problems did the 2007 Jeep Liberty have?
The most concerning problems with the 2007 Liberty include its potential for catching fire, as well as unintended braking and loss of control. Two recalls stem from the vehicle catching fire. One from a poorly situated gas tank that can ignite in a collision, and the other from an overheating AC blower motor.
Is the Jeep Liberty 3.7 a good engine? – Related Questions
How long can a 2007 Jeep Liberty last?
Typically, a Jeep Liberty can last anywhere from 10-15 years or 200,000 to 400,000 miles. Of course, how you drive and maintain your Jeep can have a big impact on how long your vehicle lasts. Here are some tips to keep your Jeep running longer: Have a regular maintenance schedule.
What is the most reliable Jeep engine?
Here are our picks for the best Jeep engines of all-time.
- Willys Go Devil. The original Willys Jeep was built for the American armed forces as a go-anywhere runabout that saw action in World War II.
- 401 V8. The biggest V8 ever outfitted to any Jeep model was the AMC 401.
- 4.0L I6.
- 3.6L Pentastar V6.
- 3.0L Turbodiesel V6.
What are the most common problems with Jeep Libertys?
The most reported problems with the Jeep Liberty were the fluid leaks, illuminating check engine lights, and misfires due to the faulty intake valves – and that’s just a few of its mechanical woes. The Jeep Liberty was introduced and was technically the third generation of the Cherokee.
What year did Jeep have transmission problems?
Jeep Cherokee Transmission Problems
The Jeep Cherokees that were included in the recall included the 2014 – 2017 models.
Do Jeep Libertys have transmission problems?
Even though this midsize SUV was given some fairly reliable engines at the factory, many owners do you report having problems with their 42RLE transmission. The most common of these Jeep liberty transmission problems is slipping between gears, or a noticeable delay between shifts.
Does a 2007 Jeep Liberty have a timing belt?
They can go as long as 100,000 miles although it’s always a good idea to change it before then. Belt failure can cause extensive damage to the valves, pistons and other internal parts of the engine. The cost of changing the timing belt is a bargain when you consider the cost to replace the entire engine.
Are Jeep Libertys cheap to fix?
It’s also worth mentioning that the Liberty is expensive to maintain. While most midsize SUVs have an average annual repairs cost of $573, the Jeep Liberty has an average annual repairs cost of $674. As such, you’ll need to be prepared to pay a little extra for maintenance and repairs just in case you run into trouble.
Why does my Jeep Liberty sound so loud?
A failing or dirty sensor can send incorrect data, resulting in too much or too little fuel going to the engine. This can result in a rough running engine that is louder than normal. Bad or Dirty Spark Plugs: Bad spark plugs can cause the vehicle to misfire which will make it run louder.
Is a 2007 Jeep Liberty good on gas?
The 2007 Jeep Liberty gets 15 mpg in the city and 20 mpg on the highway.
Why did they stop making Jeep Liberty?
According to Cheers & Gears, the drop in sales of the Liberty could have been part of the cause behind discontinuing the model, along with safety ratings that didn’t quite meet consumer expectations.
Are 2007 Jeeps reliable?
2007 Jeep Wrangler Ratings Overview
The 2007 Jeep Wrangler Reliability Rating is 3.5 out of 5. It ranks 15th out of 32 for all car brands.
Is 4×4 worse on gas?
Unfortunately, driving in 4WD uses more gas than 2WD, simply because more components are used within a 4WD system. More components mean more fuel to power the drivetrain, which leads to increased gas consumption.
What is better AWD or 4WD?
Is one better than the other? Neither of the two options is specifically “better” than the other; it depends on what you need AWD or 4WD for. AWD and 4WD provide better handling, but you’d want AWD if you ride on rough roads during harsh weather, while 4WD is better for those who have heavy hauls on the jobsite.
Which is better FWD or AWD?
All-wheel-drive vehicles have better traction than front-wheel-drive vehicles, since every wheel gets power. If one tire begins to slip, there are three others that can work to regain traction. For similar reasons, all-wheel-drive cars tend to have better acceleration than front-wheel-drive cars.
When should you not use 4WD?
Do not use 4WD on flat, smooth and dry roads, as it can damage your vehicle, according to Consumer Reports. Family Handyman adds that 4WD uses up more fuel to get the gears and drive shaft going. Turn it off when you don’t need it to save on gas.
How slow can I drive in 4 high?
Use “4-High” when… you are needing slightly more traction than normal, but can still drive at a reasonably high speed. If you’re going oer 15 mph, then this is the setting you’ll use. In snowy conditions or slippery conditions, rocky roads, or when you’re going oer some rough pasture, this is the setting you’ll want.