Vent Temp Dropping

[mrcabbie]

hi all,

hope someone can solve my problem,because the grease monkeys that i use are completly hopless.

let me start with my vehicle details.

ford galaxy 1.9 tdi 2002 with 280,000K on the clock(yep 280,0000

the problems i have is with the vent temp dropping on fan speeds 3 and 4

the car heats up ok on fan speed 1 and 2

new water pump fitted along with new thermostat 2 weeks ago(as advised by the monkeys)

problems still there minus £300

cylinder head leak test done(minus £60)

heater matrix flushed and coolant changed

problem still there

:( :( :( :( :(