Shop 1991 Buick Century Accessory Drive Belt Idler Pulley. 1/2, 3/4 & 1 Ton, 1996 New Style, GAS ENGINE Liter, Grooved, GAS - OEM Buick Part # 12580772 (10239930)

Pulley. Idler. Accessory Drive Belt. Serpentine.
Accessory Drive Belt Idler Pulley. Exc.Air Cond. Grooved. Replaces A/C Compressor.

Accessory Drive Belt Idler Pulley

1/2, 3/4 & 1 Ton, 1996 New Style, GAS ENGINE, grooved. 4.3 LITER, w/o AC. 5.0 & 5.7 LITER, w/o AC. 5.7 liter, w/o AC, w/bracket. 7.4 LITER, w/o AC. Express, Savana; Gas Engines; Grooved Pulley. GAS ENGINE, grooved. Grooved pulley. S-Series; 4.3L; w/Heavy Duty Heater. W/o AC, 5.7 liter. W/o AC, 7.4 liter.
Drive Belt Idler Pulley - Repair or Replace
If you've noticed that the drive belt on your is becoming worn or is making a squealing noise, your drive belt idler pulley may be worn out. Replacing your drive belt idler pulley may be the solution.