Cleaning and Inspection Procedure - Required

WARNING: This page is about a different car, the 2022 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

The following cleaning and inspection and/or overhaul steps are ONLY to be performed as determined necessary based on the condition of the part being removed with the intention of reinstallation. The labor time to perform any of these steps is not included in the base labor time and if required would need to be documented and submitted as Other Labor Hours for warranty claim reimbursement. A description of the repairs performed must be documented in the technician correction comments.

NOTE:

Do not submerge the camshaft cover in solvent.

Clean the camshaft cover with solvent.
Dry the camshaft cover with compressed air.
Clean the mating surface of the cylinder head and the camshaft cover.
Inspect the camshaft cover (5) for the following conditions:
1. Damage to the camshaft cover (5).
  If damage is found, replace the camshaft cover (5).
2. Damage to the positive crankcase ventilation fitting (4).
  If damage is found, replace the positive crankcase ventilation fitting (4) using a suitable tool.
3. Damage to the vacuum pump seal (3).
4. If damage is found replace the vacuum pump seal (3) using a suitable tool.
5. Damage to the spark plug shield seal (2).
  If damage is found, remove the affected spark plug shield seal (2) using a suitable tool, and install the NEW seal using DT-5590 Bearing and Seal Driver and EN-24254-A Oil Seal Installer.
6. Damage to the camshaft cover bolt insulators (1).
  If damage is found, replace the affected camshaft cover bolt insulators (1) using a suitable tool.