Shop Buick Century Engine Timing Chain Tensioner. Canyon; Tensioner Side (Pivot). Colorado; Tensioner Pivot, Side, Camshaft - OEM Buick Part # 12671645

Engine Timing Chain Tensioner. Guide Assembly - Timing Chain.
An oil pressurized Tensioner that keeps the Chain that runs from the crankshaft to camshaft or the Chain that runs from camshaft to camshaft, from becoming loose and jumping a tooth or more causing Engine damage or out of sync crankshaft to camshaft Timing. Arm.

Engine Timing Chain Tensioner

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

Canyon; Tensioner Side (Pivot). Colorado; Tensioner Side (Pivot). CT4; Tension Side. Silverado, Sierra; Left (Pivot).