Duramax LML Belt Tensioner 2011-2016 Gates 39159

Gates serpentine belt tensioner for the Duramax LML (2011-2016). Listed for one application: Duramax LML engines, 2011-2016, in Chevrolet, GMC applications. Confirm your engine code and year against this listing before ordering.

What it does

The tensioner keeps the serpentine belt loaded across every accessory. A weak spring or seized pulley squeals, throws the belt and lets the alternator undercharge. A new tensioner restores steady belt tension.

Fits

• Chevrolet vehicles with the Duramax LML engine, 2011-2016
• GMC vehicles with the Duramax LML engine, 2011-2016

Fixes

• belt squeal or chirp
• a tensioner arm bouncing at idle
• a rough or noisy tensioner pulley bearing

What's included

• the tensioner assembly with pulley

Specifications

• Brand: Gates
• Part number: 39159
• Shipping weight: 2.5 lb
• Condition: new
• Product type: Belt Tensioner

Cross-reference

Replaces or interchanges with Gates 39159 for the Duramax LML. Check the part number stamped on your original before ordering.

Free shipping on orders of $70 or more; everything else ships with calculated shipping at the part's real weight. Questions on fitment? Ask a tech before you buy.