GM Service Manual Online
For 1990-2009 cars only

Step

Action

Yes

No

DEFINITION: Lead/pull is the deviation of the vehicle from a straight path on a level road with no pressure on the steering wheel.

1

Did you perform the Vehicle Leads/Pull diagnostic table in Suspension General Diagnosis?

Go to Step 2

Go to Vehicle Leads/Pulls in Suspension General Diagnosis

2

Road test the vehicle to verify the complaint. Select a smooth level surface to perform the test

Does the condition exist?

Go to Step 3

System OK

3

  1. Cross-switch the front tire/wheel assemblies. Refer to Tire and Wheel Removal and Installation .
  2. Road test the vehicle on a smooth level surface.

Does the vehicle still lead/pull?

Go to Step 4

System OK

4

Does the vehicle lead/pull in the opposite direction?

Go to Step 5

Go to Wheel Alignment Measurement in Wheel Alignment

5

  1. Cross-switch the left front tire/wheel assembly with the left rear tire/wheel assembly. Refer to Tire and Wheel Removal and Installation .
  2. Road test the vehicle on a smooth level surface.

Does the vehicle still lead/pull?

Go to Step 6

Go to Step 7

6

  1. Cross-switch the right front tire/wheel assembly with the right rear tire/wheel assembly. Refer to Tire and Wheel Removal and Installation .
  2. Road test the vehicle on a smooth level surface.

Does the vehicle still lead/pull?

Go to Wheel Alignment Measurement in Wheel Alignment

Go to Step 8

7

Replace the left rear tire. Refer to Tire Mounting and Dismounting .

Is the repair complete?

Go to Step 9

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8

Replace the right rear tire. Refer to Tire Mounting and Dismounting .

Is the repair complete?

Go to Step 9

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9

Verify proper vehicle operation.

Does the original condition still exist?

Go to Step 1

System OK