Only way to do that (change bulbs) is to get in there with a couple of heat sinks and soldering iron.
By the way, the next time I'm in there I will probably do away with at least one of the "problem" lights. The "Water in Fuel" light to be specific, since this is for the Diesel water/fuel separator, and for some strange reason flickers on and off.
"Suck it up, spend the bucks, do it right the first time."
WBCCI # 1113
Trailer '78 31' Sovereign
Living Large at an Airstream Park on the Largest Lake Totally Contained in Texas
Texas Airstream Harbor, Inc.