The factory service information says the manual gearbox oil should be renewed every 10 years and the advice is 240,000km for oil and filter on autos. Tim Krieger of Jaguar Land Rover says: "The first service to be completed on a 2010 Discovery transmission would depend on the engine and transmission fitted to the vehicle.
On returning from Zambia on Saturday, my D3 all of a sudden picked up a vibration. I thought I had a flat tyre and stopped to investigate. No Flat. On getting out of the vehicle I got a very strong smell of overheated brakes. When I started driving again, and I exceeded 90km/h, the vibration started again.

And finally, we’re going to try to give you the solutions to correct the automatic transmission problems on your Land Rover Discovery Sport . Find them just below: Oil leak on the automatic gearbox of a Land Rover Discovery Sport: Locate the source of the leak, and change the concerned gasket, get it done by a specialist, opening a gearbox is

Delays in shifts, Sticking gears, Refusal to turn a gear, Slipping gears. Solution: a serious number of common problems with 6HP26 transmission is due to valve body solenoids failures. The right approach to remedy this is replacement of the faulty 6HP26 solenoid. Solenoid testing equipment is recommended to identify the damaged one.
3) Service applied a "shift point" patch to the transmission. Now the problem seems worse and more stuttering. Haven't see the massive loss of power, but it's still there and now is more often. 4) Had a 2019 LRDS as a loaner. The problems still exist in the 2019 - however the patch used in #2 on my 2017 pretty much replicates the 2019.
The gearbox are very smooth, when pulling away, and gear changes are hardly felt. My problem is that when I slow down to a standstill, it makes a major clunking noise when gearing back between 2nd and 1st gears. A friend of mine suggested it might be play on the universal joint, but I am not sure. When driving in town (below 60km per hour), I
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discovery 3 auto gearbox problems