Well, mabie it's on the fritz again. Dude, it happens. No biggy, It will stop........Eventually.
...Or not @_@
you probably have a sticking valve lifter.
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Ping Medina's birth name is Crispin C. Medina II.
On a 1999 Land Rover Discovery II, the thermostat is located on the engine block, typically near the water pump. To access it, you'll need to remove the upper radiator hose and then unbolt the thermostat housing. This housing is usually situated on the driver's side of the engine. Be sure to check your vehicle's service manual for specific details and diagrams.
Discovery - 2010 II was released on: USA: 10 January 2010 (video premiere)
On the 1999 Land Rover Discovery, you really need to watch for the trim level of the vehicle because the SD, SE7 and Series II all take different wipers. See Sources and Related Links below which describes it better than I can.
The 1999 Land Rover Discovery Series II typically gets around 12 to 15 miles per gallon in the city and about 16 to 20 miles per gallon on the highway. Fuel efficiency can vary based on driving conditions and maintenance. Overall, it is considered less fuel-efficient compared to many modern SUVs.
Standard recommendation concerning coolant for the Discovery are mid to high end brands. Regardless of brand selected it must be replaced every two years for maximum effectiveness.
Giulia - 1999 II was released on: Italy: 1999 USA: 2011
Lost Dog - 1999 II was released on: USA: 1999
Entropy - 1999 II was released on: USA: 5 November 1999
Requiem - 1999 II was released on: USA: 9 April 1999