How does the supercharged 3800 engine utilize its drive belts and How to replace them on 2003 Buick Park Avenue?

The supercharged 3800 engine uses two drive belts: one for the supercharger and another for the generator and other accessories. Tension is maintained by spring-loaded tensioners. A belt squeak at start or stop is normal. To replace the belts, remove the battery and rotate the tensioner to install new belts.

OEM 2003 Buick Park Avenue Drive Belt

Serpentine Belt

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2 Drive Belts found

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2003 Buick Park Avenue Serpentine Belt Part Number: 19355282
$39.35 MSRP: $70.26
You Save: $30.91 (44%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Belt, Water Pump & A/C Compressor & Generator & Power Steering Pump; Serpentine Belt Drive Kit; Drive Belt; V-Belt; Belt; Belt, Drive
- Replaces: 12588413, 12569591, 24505853, 24507294
- Item Weight: 0.70 Pounds
- Item Dimensions: 10.4 x 10.2 x 1.0 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 19355282
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2003 Buick Park Avenue Submodels:
- Base, Ultra | 6 Cyl 3.8 L GAS
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2003 Buick Park Avenue Serpentine Belt Part Number: 12588414
$33.81 MSRP: $60.37
You Save: $26.56 (44%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Belt, Drive; Serpentine Belt Drive Kit; Accessory Drive Belt; Drive Belt; V-Belt; Belt
- Replaces: 12569592, 24504201
- Item Weight: 0.70 Pounds
- Item Dimensions: 16.2 x 4.7 x 0.8 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12588414
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2003 Buick Park Avenue Submodels:
- Base, Ultra | 6 Cyl 3.8 L GAS

2003 Buick Park Avenue Drive Belt

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2003 Buick Park Avenue Drive Belt Parts and Q&A

Q: How does the supercharged 3800 engine utilize its drive belts and How to replace them on 2003 Buick Park Avenue?
A: The supercharged 3800 engine uses two drive belts: one for the supercharger and another for the generator and other accessories. Tension is maintained by spring-loaded tensioners. A belt squeak at start or stop is normal. To replace the belts, remove the battery and rotate the tensioner to install new belts.