They seem to use many different types of lights in these R/Vs even in the same model run.
Some have replaceable bulbs, others have non-replaceable LED 'wafer' type bulbs.
Post a photo of YOUR light or see if there is a make/model on the underside of the fixture and we'll try to help you.
2016 Flagstaff 8529IKBS Diamond Package 5th Wheel-Goodyear Endurance Tires
2017 Ford F-Series SCREW 4x4 - Factory Puck B&W Companion
TST Tire Monitor w/Repeater - Sinemate 3500w Gen.
Days Camped: '17=30 ☼ '18=51 ☼ '19=58 ☼ '20=83