Jump to Latest Follow 1 - 9 of 9 Posts. Differential problems. car tips and tricks, Info. The rear differential looks to be a straightforward ring and pinion gear set. However, the symptoms you describe sound more like an issue with either the tyres or the rear differential bushes rather than the differential itself. You can look to see if there is any oil seeping out of the gasket by checking the underside of the differential housing. Chevrolet Colorado owners have reported 6 problems related to differential unit (under the power train category). The most recently reported issues are listed below. But I noticed the same problem with or without the AWD on, ... Like Exoticbreed said..look at all rear bushings close..grab channel lock plyers and twist side to side on all control arms and if any move to easily you have bad bushing. Thus, if all the bearing pre-loads in a differential are correct, all the rotating components in that differential will a), only rotate around their axes of rotation and b), will be unable to orbit their axes of rotation or move in longitudinal, radial, or transverse axes relative to their planes of rotation. When the gasket fails, it can cause the differential to leak, which may put it at risk of running low on fluid and suffering serious damage. This is a common problem that car and truck owners encounter, especially in four wheel or rear wheel drive vehicles. But it is also important to know what the bad differential symptoms are so that you can take your vehicle into an auto shop immediately for repairs. Rear differential noise, when ignored, can lead to major problems and permanent damage on the ring and pinion. When cover was off, no shavings were indicated. Fortunately for drivers of rear wheel drive vehicles, the rear differential is extremely reliable and gives vehicle owners years of trouble free service. This component enables torque to be generated through the vehicle’s crankshaft and on to the wheels. Usually bad or failing differential oil will produce a few symptoms that can alert the driver of a potential problem that should be serviced. In both cases, a key component of your car will wear out, causing you to spend money unnecessarily. Side gear oil seal (Worn or damaged) 4. Problems with the rear differential are quite rare, but if you are unlucky, you may have a damaged differential. One of the important parts of the car is the differential. Similarly, if you have problems with your tires, you can expect your suspension to cause you problems. 3. The rear differential gear is the part that serves to transmit engine power to the wheels while also enabling them to have different rotation speeds. 1) Shakiness If the wheel bearings are damaged then you are going to experience a lot of shakiness and vibrations coming from your wheels as you’re driving. If your tyres have worn unevenly it is certainly worth changing all four tyres. The main symptom of a bad differential is noise. There are the front differentials for the front wheels and the rear differentials for the rear wheels. If you have had issues with your tyres this can cause problems with the rear differential. The transmission of a vehicle helps to move the car from point A to point B. Below are five of the most common symptoms associated with bad front or rear wheel bearings. There isn’t any play in the driveshaft and everything seems tight. Traces of oil on the underside of the differential Fresh Fluid and Gasket in the Rear Differential. MANY THANKS. This can impact a car's acceleration and driveability, and cause very serious problems if not addressed. I believe is is a "locked axle", with the ring gear splined to the output shaft with no differential right and left axle speed available. I can feel it in the floor boards. If you hear rear end noise including grinding, clunking, or rattling coming from your vehicle, you may have a bad differential. Bad Differential Symptoms. 1. MY CAR IS A 1999 E240 AVANTGARDE. The differential requires special and regular care. The most recently reported issues are listed below. Posted on | 21 Mar 2018 By Anita Gaal . You need to repair or replace the bad differentials before they cause worse problems for you and your vehicle. The rear differential is extremely important when it comes to the proper overall function of your vehicle.. If there is, your differential gasket is weak and about to fail completely. Show More. Symptoms- Loud howling noise when I drove. Use the table below to help you find the cause of the problem. This is the reason behind the name ‘differential’—because it can distribute different kinds of Pinion bearing gave, leak oil on my drive-shaft. The rear differential gear plays a very large role in the working assembly of your medium-duty or heavy-duty commercial box truck. The differential may make noises, such as whining, howling, clunking and bearing noises. Rear Differential Leaks. Also please check out the statistics and reliability analysis of Chevrolet Colorado based on all problems reported for the Colorado. WHAT ARE THE SYMPTOMS OF DIFFERENTIAL PROBLEMS ON MERCEDES E CLASS .....1999 MODEL. Symptoms-oil on drive shaft, lack of oil in the rear diff pumpkin, possibly whining noise due to lack of oil. A bad rear differential causes vibration, noise, and fluid leaks. Problems w/rear. Bad Front and Rear Differential Symptoms. Transmission. In order to determine if the rear differential is leaking, you need to do a little bit of investigating. 1. Repairing or replacing a rear differential can cost as much as it would to do the same with a transmission. How to Detect Problems with Your Rear Differential Using Just Your Ears Zumbrota Bearing and Gear sells new, used, and remanufactured rear differentials for a variety of makes and models. Car differential. Differential Problems Diagnosing Ring and Pinion Gear, Differential, Axle and Driveline Noise Whirring noise only while decelerating at any or all speeds is most likely caused by bad pinion bearings or loose pinion bearing preload. Those who get lucky and only have to deal with minor rear differential problems may find themselves spending just $200 to $400. Rear differential leak symptoms Rear differential leak symptoms Problem symptoms table. Hyundai Santa Fe owners have reported 7 problems related to differential unit (under the power train category). The rear differential helps to … Also please check out the statistics and reliability analysis of Hyundai Santa Fe based on all problems reported for the Santa Fe. Usually a bad or failing differential gasket will produce a few symptoms that can alert the driver of a potential problem that should be serviced. These weird sounds are one of the most common symptoms of a bad front differential. Problems, symptoms, and replacement costs. Companion flange (Loosen or damaged) 5. Causes of Differential Problems in a Jaguar. Further reports suggest the rear differential is a weak spot in the Cam Am ATV drivetrain. Oil level (Low or wrong grade) 2. ... Front differential rear oil seal (Worn or damaged) 3. Both axle bearings gave, leak oil all over my rotors and brake pads. At very low idling speeds (forward or reverse, and this happened before the fluid change also) there is a sound similar to an exhaust dragging. 2. Vehicle has exceeded gear oil service interval This means that you could spend as much as $1,500 on the repair or replacement, if not more. If any of these differentials were to malfunction or wear out, then you can expect a lot of noticeable symptoms to arise. When the front or rear differential in a vehicle starts wearing out, it will start showing some symptoms. There are many drivers who do not know of its existence, and those who know, do not give it much importance. Owning a Jaguar is a luxury, where the driver gets to experience what it’s like to be behind the wheel of one of the most highly sought after vehicles in the world. Symptoms of a bad differential? Show Less. Repair of the differential is usually recommended to be left in the hands of professionals because of the complexity of the system. Side gear shaft (Damaged) Noise in rear axle: 1. The sounds are so clear and loud that no one can miss them. Knowing what causes a rear differential to go bad should help you avoid making any of these mistakes and hopefully avoid breaking your differential. Watch out for these most common signs: Whining Noises. Vibration and oil leaking from the rear differential seal may also be signs of a failing differential.