Firebird V6-191 3.1L (1990)
Drive Belt: Testing and Inspection
Routine inspection of the belt may reveal cracks in the belt ribs. These cracks will not impair belt performance and is not a basis for belt replacement.
If sections of the belt are missing, the belt should be replaced.
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If belt slippage occurs and the drive belt tensioner is within its operating range, check the belt tension. Tension value is to be the average of three
readings. Refer to Adjustments