GM Service Manual Online
For 1990-2009 cars only

Step

Action

Yes

No

DEFINITION: Wear of the drive belt due to a incorrectly installed drive belt or a misaligned pulley.

1

Inspect the drive belt for looseness.

Is the mark on the tensioner outside of the range, as indicated on the tensioner housing?

Go to Step 5

Go to Step 2

2

Check to see if the ribs in the drive belt match the grooves in the pulley.

Do the ribs in the drive belt match the grooves in the pulley?

Go to Step 3

Correct the pulley alignment.

3

Inspect the drive belt for signs of cracks, glazing or deterioration.

Does the drive belt show signs of wear?

Go to Step 5

Go to Step 4

4

Inspect the drive belt for excessive oil or grease.

Did you find and correct the condition?

Go to Step 5

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5

Replace the drive belt.

Refer to Drive Belt Replacement .

Is the repair complete?

System OK

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