Buy 1991 Buick Century Serpentine Belt. 6 cylinder, WP, P/S, GEN, IP, A. 6.2 LITER DIESEL. 6.5 liter. 6 Diesel, LITER, Pump - OEM Buick Part # 19244952 (12555009)

Belt, Fan. Serpentine Belt.
100 Amp Alternator. 105 Amp Alternator. Air Pump. Exc.Air Cond. For A/C Belt. Order engine drive Belts by year & engine type. Serpentine Belt. Single Alternator. Water Pump, Air Conditioning, Alternator, Power Steering, Air Pump.

Serpentine Belt

6 cylinder, WP, P/S, GEN, IP, A. 6.2 LITER DIESEL. 6.5 liter. 6.5 LITER DIESEL. All Models; 6.2L, 6.5L Diesel.
Drive Belt - Repair or Replace
A failing drive belt could affect the performance of your vehicle's auxiliary systems, not to mention a loud squealing sound from under the hood. Consider having having your drive belt inspected or replaced to keep your 1991 Buick Century running at its best.