GM Service Manual Online
For 1990-2009 cars only

Step

Action

Yes

No

1

Did you review the Steering Wheel and Column Description and perform the necessary inspections?

Go to Step 2

Go to Steering Wheel and Column Description and Operation

2

Verify that noise is present in the steering column during operation.

Is noise present in the steering column during operation?

Go to Step 3

System OK

3

Inspect the steering column components for looseness.

Are the steering column components loose?

Go to Step 6

Go to Step 4

4

Inspect the SIR coil for noise.

Is the SIR coil noisy?

Go to Step 7

Go to Step 5

5

Inspect the upper steering column shaft bearing for the following conditions:

    • Damage
    • Lubrication
    • Wear
    • Proper seating

Are the bearings in need of repair or replacement?

Go to Step 8

Go to Step 9

6

Tighten the steering column components to specifications. Refer to Fastener Tightening Specifications .

Did you complete the repair?

Go to Step 9

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7

Replace the SIR coil. Refer to Inflatable Restraint Steering Wheel Module Coil Replacement .

Did you complete the repair?

Go to Step 9

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8

Replace the upper jacket assembly. Refer to Steering Column Jacket Replacement .

Did you complete the repair?

Go to Step 9

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9

Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 3