Compression Pressure - Check
This operation should be used when concern found requires engine removal for repairs. If engine removal is NOT required refer to 6051A11. Can only be used once per repair.
For Diesel Engines this labor op requires that the repairing technician be certified in Training Specialty Area 51 or 52. For Gasoline Engines this labor op requires dealership Shop Competency in Training Specialty Area 32 or that the Repairing technician be certified in Training Specialty Area 32 or 31.
When claiming 6007A28*: Do not use with; 19700A*, 6051A11.
* Overlap includes ALL labor operation category codes such as Left, Right, Both, One, All, Upper, Lower, High, Low, etc.
6.0L DIT 6007A28 1.7
It says only if engine removal is required, but I think you could probably claim that operation if you were being told to do a manual compression test.