What is the problem with the rear differential on a Dodge Challenger?

Problem with the Rear Differential on a Dodge Challenger
The rear differential on Dodge Challengers has been the subject of various issues and discussions. Here are some key points based on the search results:
Weak Rear Differential:
– A class action lawsuit was filed by Dodge owners, alleging that the 2015-2019 models of the Dodge Challengers and Chargers with V8 engines are equipped with a defective rear differential that is too weak to handle the vehicles’ power. This issue extends to certain Charger Hellcats, Challenger Hellcats, and Demons as well. Owners have reported hearing sounds of howling, whining, cracking, and vibrations from the differentials, indicating that they may not be sufficient for the powertrain and torque output loads delivered by the engine and transmission .
Limited Slip Differential (LSD) and Gear Ratios:
– Limited slip differentials (LSD) are present in some Challenger models, providing improved traction and handling. The gear ratios vary between different Challenger models, with some featuring 3.06 gears for SRT Auto and 2.82 gears for R/T, among others.
Differential Swapping and Upgrades:
– Some Challenger owners have discussed swapping out their rear differentials for different gear ratios, such as changing from 3.07 to 3.73. Additionally, there are discussions about upgrading to LSDs and changing gear settings after a swap.
Technical Service Bulletins (TSBs):
– Technical service bulletins (TSBs) have been issued by the automaker to its dealerships, indicating rear differential problems in certain models. For example, in May 2015, FCA issued TSB 03-001-15 concerning a slight noise or vibration from the rear of the vehicle, leading to the replacement of rear halfshafts in some cases.
Individual Experiences:
– Some individual Challenger owners have reported specific issues with their rear differentials, such as internal explosions and the need for replacements.
In summary, the rear differential on Dodge Challengers, particularly in certain models and years, has been associated with weaknesses and potential issues, leading to legal action and discussions among owners regarding upgrades and replacements.

What is the class action lawsuit on the Dodge Challenger?

The lawsuit, filed on behalf of six vehicle owners, specifically alleges that the rear differential, a part of the rear axle that helps to stabilize the car while it is turning at high speeds, was “not adequately designed and/or manufactured for the torque loads of the engines and transmissions exerted during …

Why is the Dodge Challenger being discontinued?

The Decision to Discontinue
Production officially ended in December 2023 due to the parent company’s transition to cleaner and more efficient electric vehicles (EVs). While this news has certainly caused a ripple throughout the muscle car enthusiast community, it’s not all doom and gloom.

How much does it cost to replace a bad differential?

Replacing a rear differential can cost between $500 to $1,000, while a front differential replacement can cost between $1,000 to $2,000. Sometimes it is necessary to replace differential fluid. A differential fluid service can cost between $100 and $150 dollars.

Can you still drive with a bad rear differential?

Not only is driving with a damaged rear differential dangerous but, if you don’t have the issue addressed right away, it could snowball into more expensive repairs down the road. Even though rear differentials can experience a wide range of issues, these problems are fairly easy to spot and repair when caught early on.

Is it worth fixing a rear differential?

Differential failure is most often caused by oil leaks or reckless driving, and even if one or more parts fail, a repair may be sufficient to keep you on the road. Taking care of your truck’s differential can spare you the costs and hassles associated with a complete rebuild.

How much does it cost to replace a rear diff?

If new gears are needed the price can be at least $1,500. Going to the worst-case scenario, if the differential is beyond repair, you’ll need the component to be replaced altogether. You can expect a rear differential replacement to cost up to $4,000.

What causes differential damage?

The leading cause of a differential failing is due to using the wrong lubricant type and specialty lubricants. Water can also be a culprit to a differential failing as it can enter through the vent or seals. This often happens when driving in high water.

What are the symptoms of a failing rear differential?

Here are possible signs that it’s time to get your differential looked at:

• Difficulty in handling vehicle.
• Feel of grinding gears.
• Sounds of banging, clanging, rattling, and whining.
• Burning smells.

What are the recalls on the Dodge Challenger?

Chrysler (FCA US LLC) is recalling certain 2022 Dodge Challenger, Dodge Charger, and Chrysler 300 vehicles. The Tire Pressure Monitoring System (TPMS) sensor battery may fail prematurely and cause the sensor to become inoperative.

What damages a rear differential?

Driving your car at high speeds for a long time, or hauling heavy objects, such as a caravan or trailer, can put extra pressure on your differential, causing it to overheat. That can then cause parts of the differential to break down.