==== Rebuild Services ====
  * [[https://www.turbobayperformance.com/products/t3-t4-rebuild-service|Turbo Bay Performance]]
  * [[https://www.tristateturbo.com/rebuilt-turbochargers/mercedes-turbo-rebuild-service-usa-201-857-0555-detail.html|tristate turbo]]
  * [[https://www.tdesystems.com/default.aspx?Page=Home|Turbo Diesel and Electric]]
  * [[https://www.pureturbos.com/product/san-diego-turbocharger-rebuild-service-remanufacturing-fix/|Pure Turbos]]

==== DIY Rebuild ====
  * [[https://turbotbird.com/thread-rebuild-a-t3-turbo|Writeup on rebuild]]
  * [[https://www.youtube.com/watch?v=_iNZK4jeRSI|video rebuild]]


==== Diagnosis ====
  * [[http://www.peachparts.com/shopforum/diesel-discussion/351001-om617-turbo-screech-2.html|similar screech issue?]]

==== Removal ====
  * [[https://www.pelicanparts.com/techarticles/Mercedes-W123/41-ENGINE-Turbo_Removal/41-ENGINE-Turbo_Removal.htm|This is for an easier-to-work-on California 1985]]
  * [[https://www.pelicanparts.com/techarticles/Mercedes-W123/44-ENGINE-Trap_Oxidizer_Replacement/44-ENGINE-Trap_Oxidizer_Replacement.htm|Trap Oxidizer Removal]] helps to understand turbo removal