Every time i turn on the navagation lights my oil press guage pegs out?

[bfrank]

What do you think could be the problem??? Everytime i hit the navagation light switch my oil pressure guage peg out??

[VinRLX]

Grounding problem, perhaps.

[Tige M.D.]

did this start to happening after you had you gauges out? if so check your work. it's easy to do on those dashes.

[bfrank]

Its been happening ever since I purchased the boat.