Noises: growl, whine, squeak, moan, hum, droan, popping It could also shake, or have fluid leaking out.
A bad rear differential causes vibration, noise, and fluid leaks. This can impact a car's acceleration and driveability, and cause very serious problems if not addressed.
If it is a Posi then the friction plates are going bad.
Yes and no. It will increase the resistance to the drivetrain and reduce maximum attainable speed. However if only the limited slip differential is bad then there is no real affect.
Noises like grinding. Low power to the wheels when you accelerate. Noticeable leakage from the seal of the differential. Most of the time it just needs lube.
Check the oil level in the rear differential, drive shafts could also be bad.
All Ford Rangers have a rear differential , and if they are 4X4 equipped , a front differential also
The rear differential pertains to a motor vehicle and means the differential that is situated in the final drive of the transmission assembly, found in rear-wheel drive vehicles.
The noise is due to bad gears or bearings in your rear differential.
The rear differential plug is located on the inside top part of the differential. Where the drive shaft connects.
Differential, with 10.25 ring gear Rear..........7.4 pints Differential, with 8.8 or 9 ring gear Rear..........5.5 pints Differential, Dana 70 HD Rear..........7.4 pints Differential, Dana 60, 61 Rear..........5.9 pints Differential, Dana 70 EX HD Rear..........6.5 pints Differential, Dana 80 Rear..........8.4 pints This link should help if you Identify which you have if you don't already know. http://www.drivetrain.com/rearend.html Hope This Helps.
Bad seal or loose drain plug.
rear, most have rear differential