a/c, heater an light problem

[p-townranger]

i got my 88 4x4 ranger stuck in some mud that was like 2 inches in my floor. when i got out my heater or a/c would not work. now there workin but the..l. i guess fan i makin nose and is not as strong as they use to be. can anynoe help. o yeah my head light flicker on an off sometimes now.

 

[IMenriched]

contaiminated connections...seperate...clean & dry replace.
check also that grounds are good