TrailBlazer 4WD L6-4.2L VIN S (2002)
Idler Pulley: Service and Repair
Drive Belt Idler Pulley Replacement
Removal Procedure
1. Remove the drive belt.
2. Remove the idler pulley bolt from the idler pulley bracket.
3. Remove idler pulley.
Installation Procedure
Notice: Refer to Fastener Notice in Service Precautions.
1. Install the idler pulley and secure the pulley with the bolt.
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Tighten the idler pulley bolt to 50 Nm (37 ft. lbs.).
2. Install the drive belt.