Transfer Case Vent – GM (23228515)

Transfer Case Vent is a containment or structural component matched to a specific casting and bolt pattern. Parts that look interchangeable often differ in offset or internal volume.

Replace the Transfer Case Vent when the casting is cracked at a mounting point, when a mating flange is no longer flat, or when the original has corroded through. Check the surface it seals against before fitting a replacement.

Ordering reference for the Transfer Case Vent is part number 23228515, categorised under Transfer Cases. Match that number against the component you are removing before you order.

This is GM dealer-sourced stock rather than an equivalent, so the number on the Transfer Case Vent traces straight back to the manufacturer.