Infiniti QX60 Hybrid Cylinder Head

I Got My Vehicle Checked Out And Was Told That The Head Gaskets Need To Be Replaced And It's Going To Cost Me $3,000.00 To Get It Done....

I Had A Couple Of Codes Come Up, #1 - P1145 - Intake Valve Timing Control Position Sensor. (bank 2). I Replaced Sensor And Code Went Away. #...