Defo check water pump mine failed but took head gasket with it same symptoms as yours motorway speeds cool as a cucumber but as soon as slowed down she started getting hot Impeller was loose on shaft Also check drive on power steering pump isn't loose and the thermostat is fitted correct dog...

Sometimes you need to push pipe forwards onto cooler then pull collar back to release can be an absolute swine or will just fall off

That looks amazing off to order a spare facia and get the dremmel out

Give this lad a shout Matt 07921857038 Land rover breaker Leeds Swillington

He can do regas for aircon ask to speak to Ian top bloke

I'd vouch for Vickers 4x4 in leeming bar about 45 mins for York a landy man through n through and honest as they come been looking after my motors ages now can't fault them

Unfortunately its one of two faults seals and washers letting diesel past change the lot no special tools required or its a crack in one of the injector towers which is a fresh cylinder head some good write ups on changing seals and washers on here Depends on your skill level it's not to taxing...

Hello I'd try getting injector seals and washers done first and monitor oil level after

I fitted a manual one to my 03 td5 a few years ago and had no issues with it later autos have a ball bearing slider hence the sell a kidney price

poss could have a low battery with struggling to start this brings up m&s lights then with drive home could have put some charge in battery