Nissan Altima Timing Chain Guide

I Just Had A Head Gasket Job Done And When They Replaced Everything They Didn't Time It Right So My Car Does A Little Bit Of A Jump Fells...

The Upper Chain Guide Broke In Two So I Replaced It. Eight Days Later It Broke In Two Again, I Thought Defective Part ? So I Replaced It...

Car Idling High At 3500 Rpm When Starting And Running. Replaced Timing Chain Guide And Didn't Have To Adjust Timing....car Ran Fine Before...

My Old Guide Broke At The Bend.

There Was A Rattling Noise Under The Valve Cover In My Car And It Was The Upper Guide To The Timing Chain Had Broke So Can I Just Replace...