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Orientation of the idler pulley and belt tensioner pully

123 Views 3 Replies 2 Participants Last post by  rogoman
2007 Altima 3.5 SE with AC: Changing serpentine belt, removed the two pulleys mentioned above. I vaguely recall one was facing the wheel with the hollow side and the other was the opposite. Which one should have them hollow side facing wheel? Does it matter?
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Yes. That looks like the idler pulley, right?
Yours should be similar to the picture. If you install a new belt, turn the engine by hand several times to insure that the belt is lined up correctly.
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