Shop 1989 Buick Century Accessory Drive Belt Idler Assembly. 3.5 & 3.7 LITER. 3.7 LITER. Canyon LITER, Pulley - OEM Buick Part # 12590963 (12587547)

Accessory Drive Belt Idler Assembly. Serpentine Idler Pulley.
Accessory Drive Belt Idler Assembly. Incl.Pulley,Bracket & Bolt.

Accessory Drive Belt Idler Assembly

Fits Canyon, Colorado, H3, H3T

3.5 & 3.7 LITER. 3.7 LITER. Canyon, Colorado; 2.9L, 3.7L. W/AC, 2.9 & 3.7 LITER.
Drive Belt Idler Pulley Assembly - Repair or Replace
A "chirping" noise coming from the front of your engine is usually the sign of a failing drive belt idler pulley assembly. Replace these important parts to keep your running at its best.