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06 Sequoia sparkplugs loose

929 views 4 replies 3 participants last post by  Farnsrocket  
#1 ·
Hey guy's, I was checking my sparkplugs and i noticed that they all were very loose. u ever heard of that? how often should i check to make sure there tight? Thanks man. -Ronnie
 
#5 ·
This is true and while not optimal, it probably is running fine. Reminds me of an 02' Sequoia I used to own. I bought it with 156k miles and when I changed the spark plugs i could tell they had never been changed. The electrodes were barely there but the truck di run just fine.