Having problems with your 2006 Nissan Xterra ?
Timing marks on 06 nissan xterra 4.0 engine - 2006 Nissan Xterra
Should be located on the main crank pully, There is also going to be a little pointed associated with them often it is part of a plastic cover on the front of the engine.
Repair Help & Product Troubleshooting for 2006 Nissan Xterra
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