Buy OEM GENERAL MOTORS Part # 12693089 (12663581). Accessory Drive Belt Tensioner Assembly. 2.7 LITER TURBO. 3.0 LITER DIESEL. Canyon; 2.7L. Colorado; 2.7L. CT4; 2.7L. Silverado, Sierra; 2

Tensioner. Belt. Assembly - Drive. Accessory Drive Assembly. Serpentine.
Assembled device that applies load to the Drive Belt.

Accessory Drive Belt Tensioner Assembly

Fits Canyon, Colorado, CT4, Sierra 1500, Sierra 1500 Limited, Silverado

2.7 LITER TURBO. 3.0 LITER DIESEL. Canyon; 2.7L. Colorado; 2.7L. CT4; 2.7L. Silverado, Sierra; 2.7L.
Drive Belt Tensioner - Repair or Replace
A squeaking or squealing noise from your engine bay is usually due to a loose drive belt. Consider replacing the drive belt tensioner on your .