GM Service Manual Online
For 1990-2009 cars only

Memory Steer

Step

Action

Yes

No

DEFINITION: The steering wheel does not return to center after completing a turn.

1

Did you review the General Description and perform the necessary inspections?

Go to Step 2

Go to Symptoms - Suspension General Diagnosis

2

Verify that memory steer is present.

Does the system operate normally?

System OK

Go to Step 3

3

Check the tire inflation and adjust to specifications. Refer to Vehicle Certification, Tire Placard, Anti-Theft, and Service Parts ID Label .

Did you adjust the tire pressure?

Go to Step 13

Go to Step 4

4

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Lubricate the tie rod ends and the ball joints if applicable.
  3. Inspect the suspension system for worn or damaged components.
  4. Repair as necessary.

Did you find and correct the condition?

Go to Step 13

Go to Step 5

5

  1. Rotate the steering wheel ONE revolution in both directions.
  2. Rotate the steering wheel back to the original position.

Was the steering wheel abnormally difficult to rotate in either direction?

Go to Step 6

Go to Step 9

6

  1. Remove the steering column pinch bolt in order to disengage the column from the steering system.
  2. Important: Do NOT rotate the steering wheel more than one complete revolution.

  3. Note the position of the steering wheel and rotate the steering wheel ONE revolution in both directions.
  4. Rotate the steering wheel back to the original position.

Was the steering wheel abnormally difficult to rotate in either direction?

Go to Step 12

Go to Step 7

7

  1. Remove the front tire and wheel assemblies. Refer to Tire and Wheel Removal and Installation .
  2. Disconnect both of the outer tie rod ends from the steering knuckles. Refer to Rack and Pinion Outer Tie Rod End Replacement .
  3. Use your hands in order to move the tie rod ends.

Are either of the tie rod ends abnormally difficult to move?

Go to Step 10

Go to Step 8

8

Inspect for binding ball joints. Use your hands to push and pull the steering knuckle inboard and outboard.

Are either of the steering knuckles abnormally difficult to move?

Go to Step 11

Go to Step 9

9

Inspect the wheel alignment and adjust as necessary. Refer to Wheel Alignment Specifications .

Did you complete the wheel alignment?

Go to Step 13

--

10

Replace the outer tie rod end. Refer to Rack and Pinion Outer Tie Rod End Replacement or Rack and Pinion Inner Tie Rod Replacement .

Did you complete the repair?

Go to Step 13

--

11

Replace the damaged ball joint. Refer to Upper Control Arm Replacement or Lower Control Arm Ball Joint Replacement .

Did you complete the repair?

Go to Step 13

--

12

Repair the steering column as necessary. Refer to Steering Column Replacement .

Did you complete the repair?

Go to Step 13

--

13

Operate the vehicle in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 3