![]() ![]() This could indicate a low fluid level or some mechanical problem such as bad bearings, loose chains or damaged gears.Ĭommonly, a transfer case will fail due to a low fluid level caused by leaks, a lack of maintenance or regular wear and tear. If you hear grinding, growling, or humming noises that change with your vehicle speed, it may be coming from the transfer case. Weird noises can be bothersome, almost always indicating that bigger issues are right around the corner. Strange Grinding, Growling or Humming NoisesĪnother sign there’s a problem with your vehicle is the presence of unusual noises that weren’t there before. You should easily see the leak at the rear of the transmission or transaxle assembly. Check that the leak is likely coming from the transfer case by jacking up your vehicle and inspecting it. There’s only one reason why there would be a fluid puddle right under the transfer case area – and that’s because there’s a leak somewhere. Yet it’s also possible the transfer case itself has internal problems.įluid Puddle Under the Transfer Case’s Location From a faulty shift mechanism on the front axle, to an electrical fault in the control system. There could be many reasons why a vehicle’s 4WD system won’t engage or disengage. ![]() Best take it to a specialist for diagnosis. If you’re finding that your transfer case keeps popping out of 4WD, it could mean an external problem with either the differential or driveshaft – or it might be due to an internal transfer case concern. Although this issue could be caused by thing like a low fluid level or damaged linkage, it typically indicates an internal transfer case failure.īefore thinking the worst – first double-check the operating manual just in-case there’s something missed, such as being at a full stop and in neutral before shifting into 4WD. Here we look at some of the more common signs you may find when you have a bad transfer case:Ī common symptom of a bad transfer case is having trouble shifting between gear ranges. Transfer cases are supposed to last the longevity of the vehicle – however, that of course doesn’t always happen. What are the Symptoms of a Bad Transfer Case? Most 4WD transfer cases have four modes of operation:īecause the driver only engages the 4WD when needed, the system is what we call a “part-time” four-wheel drive.īut what happens when a transfer case goes bad? The transfer case is found on vehicles with AWD or 4WD capability and is integral for allowing drivers to switch to these modes of operation.Ī typical transfer case is found at the rear of the transmission and powered by the transmission output shaft, operating much like a secondary transmission unit.
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