Removal Procedure

Cover the carpet in order to capture any lubricant that may drip from the steering column or the power steering assist motor.
Remove the driver knee bolster reinforcement. Refer to Driver Knee Bolster Reinforcement Replacement .
Note the location and the routing of the tie strap that holds the power steering assist motor wires to the steering column.
Remove the tie strap from the steering column.
Discard the tie strap.
Disconnect the power steering assist motor electrical connector.

Fig 1: Power Steering Assist Motor Upper Bolt

Courtesy of GENERAL MOTORS COMPANY

NOTE:

The bolts that secure the power steering assist motor to the steering column have a 12 mm hex head.

Use a 12 mm socket in order to remove the power steering assist motor upper bolt (1).

Fig 2: Power Steering Assist Motor

Courtesy of GENERAL MOTORS COMPANY

Use a 12 mm socket in order to remove the power steering assist motor lower bolt (1).
Remove the power steering assist motor (2).

Fig 3: Steering Column Worm Shaft Spline And Steering Column Housing

Courtesy of GENERAL MOTORS COMPANY

NOTE:

The worm shaft spline and the steering column housing must be clean and free from lubricant before continuing the motor service procedure.

NOTE:

Do not use any solvent based cleaners to remove the lubricant. Only use lint free cotton cloth or equivalent to clean the area.

Use a lint free cotton cloth or equivalent in order to remove all remaining lubricant from the steering column worm shaft spline (1) and the steering column housing (2).
Use a lint free cotton cloth or equivalent in order to remove all remaining lubricant from the power steering assist motor.