General centre clock bulb replacement?

[horv2500]

hi i have a 1999 ulysse, the centre clock does not illuminate and i presume it has a backlight bulb of somesort, does anyone know how to change it? as im not sure how to go about it as i usually end up breaking stuff.
cheers:slayer:

 

[digger58]

Is that on the roof?I can't remember as I sold mine a good while ago, If it is the whole unit is screwed in, remove cover first then screws and fit new bulb. As far as I remember the external temp gauge is in the dash so I figure clock is up on roof. Bulb is "grain of wheat" type.