Impala Service Procedure

1. Disable the SIR system.

2. Remove the left side lower instrument panel insulator.

3. Remove the lower steering column filler panel.

4. Remove the aluminum knee bolster bracket.

5. Remove the tilt ever.

6. Remove the lower steering column cover.

7. Remove the upper steering column cover.

8. Remove the two nuts attaching the column to the column support and lower the column.

Important:
The plastic tie bands removed in the next step have to be reinstalled or replaced when servicing the linear shift control cable assembly. Also do not remove the plastic tie bands from the new assembly.

9. Remove (cut) any plastic tie bands that secure or route the cable assembly to the ignition switch.

10. Depress the black tab on the end of the cable and pull the cable out of the backside of the ignition switch/lock cylinder assembly.

11. Disconnect the transmission shift cable and the brake/transmission shift interlock red from tee linear shift control cable assembly.

12. Remove the shift lever retaining screw. Discard the screw and remove the lever.

13. Remove the three screws that attach the linear shift control cable assembly to the steering column and discard the three screws.

14. Remove the linear shift control cable assembly from the steering column and vehicle.

15. Install the new linear shift control cable assembly, P/N 26064241, on the steering column secure with three new screws, P/N 26020231.

16. Install the shift lever and secure with new screw, P/N 26086313.

17. Connect the transmission shift cable and the brake/transmission shift interlock rod to the linear shift control cable assembly.

18. Insert the cable into the backside of the ignition switch/lock cylinder assembly and lock in place.

19. Raise the steering column to the column support and secure with two nuts.

20. Verify cable routing for clearance with brake switches.

21. Move the shift lever from PARK to reverse and back to the PARK position and turn the ignition key to the OFF position.

22. Verify that shift lever cannot be removed from PARK when the ignition key is in the OFF position.

23. Turn the ignition key to the ON position and verify that the shift lever can be removed from PARK.

24. Return the shift lever to the PARK position and verify that the ignition key can be turned to the OFF position and removed without difficulty. If key can be removed without difficulty, proceed to Step 28. If the key cannot be removed or requires high effort, proceed to Step 25.

25. Adjust the cable length by moving the white adjustment tab outwards from the adjuster body located in the middle of the cable.

26. Move the shift lever from PARK to reverse and back to the PARK position and turn the ignition key to the OFF position.

27. Press the white adjustment tab inwards until it locks in place. Verify proper operation by performing Steps 21-24.

28. Install the upper steering column cover.

29. Install the lower steering column cover and position the shift lever seal in place.

30. Install the tilt lever.

31. Install the aluminum knee bolster bracket.

32. Install the lower steering column filler panel.

33. Install the left side lower instrument panel filler.

34. Enable the SIR system.