Yukon XL 2500 2WD V8-6.0L VIN N (2006)
5. Disassemble the 1-2 accumulator.
1. Blow compressed air into the 1-2 accumulator cover, as shown, in order to remove the 1-2 accumulator piston.
2. Remove the 1-2 accumulator inner and outer springs.
6. Inspect the 1-2 accumulator inner and outer springs for cracks.
7. Remove the 1-2 accumulator piston seal (1) from the 1-2 accumulator piston.
8. Inspect the 1-2 accumulator piston for the following defects:
^
Porosity
^
Cracks
^
Scoring
^
Nicks and scratches
9. Inspect the 1-2 accumulator cover for the following defects:
^
Porosity
^
Cracks
^
Scoring
^
Nicks and scratches