CTS Sedan AWD V6-3.0L (2010)
6. Disconnect the transmission wiring harness connector (5) from the transmission by releasing the locking mechanism and rotating the latch
counterclockwise.
7. Disconnect the wiring harness retainers (4) from the transmission.
8. Remove the transmission vent hose from the retaining clips (6) on the transmission mount assembly.
9. Remove the oxygen sensor wiring harness retainer from the transmission.
10. Place an oil drain pan under the transmission fluid cooler pipes.
11. Remove the transmission fluid cooler pipes (1) from the transmission, and position aside. Refer to Transmission Fluid Cooler Hose/Pipe
Replacement (With VO3) (See: Transmission Fluid Cooler Hose/Pipe Replacement (With VO3))Transmission Fluid Cooler Hose/Pipe
Replacement (Without VO3) (See: Transmission Fluid Cooler Hose/Pipe Replacement (Without VO3)).
12. Remove and discard the O-rings. Do NOT reuse the O-rings.
13. Plug the open outlet ports to prevent fluid loss and contamination.
