i have a 2008 xlt expy that has 140000 miles on it. There is a tapping noise in the engine. I’m trying to figure out if it’s the lifters/rockers or cam phaser. Oil pressure is good, have 5w20 oil in it with appropriate oil filter.
I have a 2008 exy that had the rear AC go out all of a sudden. The front works fine. I have changed the blend doors, checked the power distribution box fuses and relays, the compartment fuses, and the relays in the very back by the hvac unit. As best I can tell with my cheap voltage meter I'm...
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