1997 Isuzu Rodeo Question LIGHTBULB REPLACING

I TOOK ALL THE FASTENERS OFF AND PROCEDED TO PULL OFF THE SPEEDOMETER AND RPM INSTERMENT CLUSTER PANEL .AND NORMALY IT WOULD SIMPLY PULL OUT .BUT ON THIS VEHECLE THE INSTERMENT CLUSTER PANEL WELL NOT COME OUT PLEASE HELP ME.. AS IM TRYING TO REPLACE THOSE TINY BULBS THAT BURNT OUT,SO I CAN SEE AT NIGHT DRIVING