Oil pressure gauge does not move off of zero but engine run good.
on 2007 Chevrolet Tahoe

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
What would the symptoms be if there was no oil pressure?
(1) Answer
Oh.... The engine would just start making noise.... and then LOCK UP,,that's all.... So, if you've been driving it like that any at all... Must be an oil pressure switch or gauge malfunction.... Have it tested... Soonest!!!