GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

  1. Check the drive wheel tires for the following items:
  2. • Equal tread depth
    • Same size
    • Same make
    • Adjusted to pressure specification
  3. Inspect for loose, worn, damaged or incorrect suspension components.
  4. Road test the vehicle.

Does the vehicle lead/pull with the transmission in neutral?

--

Go to Step 2

System OK

2

Refer to Vehicle Leads/Pulls.

Does the vehicle lead/pull under engine torque?

--

Go to Step 3

System OK

3

  1. Swap the front tire and wheel assemblies.
  2. Road test the vehicle.

Does the vehicle lead/pull under engine torque?

--

Go to Step 4

System OK

4

Road test the vehicle.

Is the torque steer in the opposite direction?

--

Go to Step 5

Go to Step 7

5

  1. Swap the left front tire and wheel assembly with the left rear tire and wheel assembly.
  2. Road test the vehicle.

Does the vehicle still torque steer?

--

Go to Step 6

Go to Step 7

6

  1. Swap the right front tire and wheel assembly with the right rear tire and wheel assembly.
  2. Road test the vehicle.

Does the vehicle still torque steer?

--

Go to Step 7

System OK

7

  1. Position the tire and wheel assemblies to produce minimum torque steer before proceeding.
  2. Measure the vehicle's Z heights.

Is the left to right difference more than 6 mm?

--

Go to Step 8

Go to Step 9

8

  1. Correct the Z heights.
  2. Reset the camber and toe.
  3. Road test the vehicle.

Does the vehicle still torque steer?

--

Go to Step 10

System OK

9

Measure the vehicle's Z heights.

Is the left to right difference less than 6 mm?

--

Go to Step 10

System OK

10

Measure the transaxle height.

Is the left to right difference more than 6 mm?

--

Go to Step 11

Go to Step 12

11

  1. Correct the cause for the height difference.
  2. Check the engine/transaxle mounts.
  3. Road test the vehicle.

Does the vehicle still torque steer?

--

Go to Step 13

Go to Step 14

12

Measure the transaxle height.

Is the left to right difference less than 6 mm?

--

Go to Step 13

System OK

13

Align the vehicle to specifications.

Does the vehicle torque steer left?

--

Go to Step 14

Go to Step 16

14

  1. Set the camber -0.5° left and +0.5° right.
  2. Road test the vehicle.

Does the vehicle still torque steer left?

--

Go to Step 15

System OK

15

  1. Set the camber -1.0° left and +1.0° right.
  2. Road test the vehicle.

Does the vehicle still torque steer left?

--

Go to Step 17

System OK

16

  1. Set the camber +0.5° left and -0.5° right.
  2. Road test the vehicle.

Does the vehicle still torque steer right?

--

Go to Step 18

System OK

17

Set the camber -1.0° left and +1.0° right.

Does the vehicle still torque lead?

--

--

System OK

18

Set the camber +1.0° left and -1.0° right.

Does the vehicle still torque lead?

--

--

System OK