Buick Workshop Service and Repair Manuals > Lucerne V6-3.8L VIN 2 (2006) > Engine, Cooling and Exhaust | Engine | Drive Belts, Mounts, Brackets and Accessories | Drive Belt Tensioner | Component Information | Testing and Inspection

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9. If replacing the drive belt tensioner, remove the thermostat bypass upper and lower pipes.

Installation Procedure

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