Exterior Exterior light cover

[1DayIll]

Can anyone tell me how to remove the plastic cover off my exterior light. It has gone very yellow and would like to replace it, and rhe globe with LED if possible.
Mine is a 2008 expanda

 

[chartrock]

@boots33 did a write up on this a while back. Have a look at the start of this thread.

 

[1DayIll]

Great thanks I will have a read