Accessory Drive Belt Tensioner Assembly

Part Number: 12590766
Supersession(s): 12564508; 12621651

Tensioner. Bracket. Belt. Mount.
Assembled device that applies load to the drive Belt. For Serpentine Belt. Assembly - DRIVE. Accessory Drive Assembly. Alternator. Serpentine.

Accessory Drive Belt Tensioner Assembly

Fits Impala, Intrigue, LaCrosse, Lesabre, Lucerne, Lumina, Monte Carlo, Park Avenue, Regal, Riviera

3.8 LITER. 3.8 LITER, all. 3.8 LITER, W/O SUPERCHARGER. 3.8 LITER, W/SUPERCHARGER, serpentine. 3.8 LITER, W/SUPERCHARGER, serpentine belt. 3.8, 3.9 LITER. All Models; 3.8L; All. All Models; 3.8L; All; w/Supercharger; Stamped 12564508. Bonneville, LeSabre. Bonneville, LeSabre; 3.8L. Drive belt. Grand Prix; 3.8L; w/o Supercharger. Impala, Monte Carlo; 3.8L. LaCrosse; 3.8L. Lucerne; 3.8L. Park Avenue. Riviera; w/Supercharger; All. W/O SUPERCHARGER. W/O SUPERCHARGER, 1999-2004. W/O SUPERCHARGER, 1999-2005, w/tension pulley. W/SUPERCHARGER. W/SUPERCHARGER, 1999-2005, w/tension pulley.
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 1990 Buick Century.

Diagram BELTS & PULLEYS. for your 1990 Buick Century
#3
#1. #2. #3. 3. 8 liter. Serpentine belt. Supercharger belt. W/SUPERCHARGER.
3.8 LITER. serpentine belt. W/SUPERCHARGER.
Diagram BELTS & PULLEYS. for your 1990 Buick Century
#2
1st design. 2nd design. all. drive belt. grooved. smooth. supercharger belt. w/supercharger.
drive belt.
Diagram ALTERNATOR. for your 1990 Buick Century
#4
1999-2005. W/SUPERCHARGER. w/tension pulley.
1999-2005. W/SUPERCHARGER. w/tension pulley.
Diagram ALTERNATOR. for your 1990 Buick Century
#5
1999-2005. W/O SUPERCHARGER. w/tension pulley.
1999-2005. W/O SUPERCHARGER. w/tension pulley.
Diagram ALTERNATOR. for your 1990 Buick Century
#5
1999-2004. W/O SUPERCHARGER.
1999-2004. W/O SUPERCHARGER.
Diagram BELTS. for your 1990 Buick Century
#2
3. 8 liter. ALL. W/O supercharger. W/SUPERCHARGER.
3.8 LITER. all. w/o supercharger.
Diagram BELTS & PULLEYS. for your 1990 Buick Century
#2
W/O SUPERCHARGER.
W/O SUPERCHARGER.
Diagram BELTS & PULLEYS. for your 1990 Buick Century
#2
3. 9 liter. Lower. Upper.
3.8. 3.9 LITER.
Diagram BELTS & PULLEYS. for your 1990 Buick Century
#3
belt tensioner. W/SUPERCHARGER.
W/SUPERCHARGER.

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$ 190.91
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