kered118 Posted April 17, 2009 Report Share Posted April 17, 2009 Hi, my journey has knocking sound at idle, I'm using valero 87 gas. what do you think is it due to poor quality gas or something else?thanks Quote Link to comment Share on other sites More sharing options...
Remline Posted April 17, 2009 Report Share Posted April 17, 2009 Hi, my journey has knocking sound at idle, I'm using valero 87 gas. what do you think is it due to poor quality gas or something else?thanks V6 recommends 89 gas. I had some rough idle using 87 in my V6 Journey. Quote Link to comment Share on other sites More sharing options...
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