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 Tire Inflation Pressure Specifications in Maintenance and Lubrication.

Did you adjust the tire pressure?

Go to Step 14

Go to Step 4

4

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  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 14

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 7

6

  1. Remove the steering column pinch bolt in order to disengage the steering column from the intermediate shaft.
  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 13

Go to Step 7

7

  1. Remove the front tire and wheel assemblies. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  2. Disconnect both of the outer tie rod ends from the steering knuckles. Refer to Tie Rod Replacement in Steering Linkage.
  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 Measurement in Wheel Alignment.

Did you complete the wheel alignment?

Go to Step 14

--

10

Replace the outer tie rod end. Refer to Tie Rod Replacement in Power Steering System.

Did you complete the repair?

Go to Step 14

--

11

Replace the lower ball joint. Refer to Lower Control Arm Ball Joint Replacement in Front Suspension.

Did you complete the repair?

Go to Step 14

--

12

Replace the steering gear. Refer to Steering Gear Replacement in Power Steering System.

Did you complete the repair?

Go to Step 14

--

13

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

Did you complete the repair?

Go to Step 14

--

14

Operate the vehicle in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 3