I looked it up one time... you have to pretty much remove the entire dashboard... that is why it costs so much to have it done at the dealer.
The clock light is an integral part of the clock and is not replacable by itself
http://www.odyclub.com/forums/showthread.php?s=f68dff7d552bbb0bd59c66d0d8be4b5b&threadid=23429
There is no back light for the clock. The clock numbers are actually LED's - there is no way to replace them - the entire clock will have to be replaced.
That means time to change transmission
Honda odessy abs light on when driving
It's time to change the oil.
Just pop off the plastic lens... easiest if you pry from the middle.
Honda
you take off the dashbord and get to the clock to change the light
How do i remove the tail light on a 2005 Honda odyssey to rpleced the light bulb.
See sources and related links below for 2003 Honda Odyssey light bulb lamp list.
There is a problem with the transmission and you need to get it to either honda or a mechanic.