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geezer#99 · 09-30-2013, 10:30 AM

Electric gauge might do that due to poor ground from motor to cab or bounce from charging spikes from the altenator.
Mechanical gauge will flicker due to air in the tubing line.

09-30-2013, 10:30 AM	#3
geezer#99 Registered User Join Date: Aug 2009 Location: Bowser Posts: 13,787	Re: Oil pressure gauge question this time Electric gauge might do that due to poor ground from motor to cab or bounce from charging spikes from the altenator. Mechanical gauge will flicker due to air in the tubing line.