Factory GM Serpentine Belts

12557334 - : Air Conditioning Drive Belt Idler Pulley for GM Image

Air Conditioning Drive Belt Idler Pulley

A/c belt. Repair noisy accessory belt idler pulley caused by worn bearings
$52.96
MSRP $92.92
Save $39.96
43% Off
12669569 - : LC9 5.3L Drive Belt Idler Pulley for GM Image

LC9 5.3L Drive Belt Idler Pulley

Repair noisy idler pulley bearing
$89.06
MSRP $160.46
Save $71.40
44.5% Off
12568996 - : Air Conditioning Drive Belt Idler Pulley for GM Image

Air Conditioning Drive Belt Idler Pulley

Repair noisy accessory belt idler pulley caused by worn bearings
$108.18
MSRP $194.88
Save $86.70
44.5% Off
12700972 - : Generator and Drive Belt Tensioner Bracket for GM Image

Generator and Drive Belt Tensioner Bracket

6.2L supercharged. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$45.94
MSRP $70.69
Save $24.75
35% Off
12681536 - : Alternator and Drive Belt Tensioner Bracket for GM Image

Alternator and Drive Belt Tensioner Bracket

2017-21 3.6L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$42.35
MSRP $65.16
Save $22.81
35% Off
12700902 - : Alternator and Drive Belt Tensioner Bracket for GM Image

Alternator and Drive Belt Tensioner Bracket

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$41.14
MSRP $63.32
Save $22.18
35% Off
88920945 - : Drive Belt Tensioner Assembly with Pulley for GM Image

Drive Belt Tensioner Assembly with Pulley

Professional, premium aftermarket replacement This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$77.56
MSRP $139.74
Save $62.18
44.5% Off
55573877 - : Engine Oil Pump Drive Chain Tensioner for GM Image

Engine Oil Pump Drive Chain Tensioner

Equinox, Terrain. Cruze. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$23.94
MSRP $35.01
Save $11.07
31.6% Off
12555244 - : Air Conditioning Drive Belt Idler Pulley for GM Image

Air Conditioning Drive Belt Idler Pulley

All models. 4.6l. Repair noisy idler pulley bearing
$25.31
MSRP $44.40
Save $19.09
43% Off
19190146 - : Air Conditioning Drive Belt Idler Pulley for GM Image

Air Conditioning Drive Belt Idler Pulley

Professional, premium aftermarket replacement This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$34.20
MSRP $60.00
Save $25.80
43% Off
19190133 - : Air Conditioning Drive Belt Idler Pulley for GM Image

Air Conditioning Drive Belt Idler Pulley

Professional, premium aftermarket replacement This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$39.90
MSRP $70.00
Save $30.10
43% Off
19190143 - : Air Conditioning Drive Belt Idler Pulley for GM Image

Air Conditioning Drive Belt Idler Pulley

Professional, premium aftermarket replacement This GM Genuine Part is designed, engineered, and tested to rigorous standards and is...
$25.58
MSRP $44.88
Save $19.30
43% Off

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Is a Loose or Misaligned Serpentine Belt Concerning?

The serpentine belt powers many of your vehicle’s essential systems, including the alternator, power steering pump, air conditioning compressor, and water pump. When this belt becomes loose or misaligned, it can affect performance and potentially leave you stranded. If you drive a Buick Enclave, paying attention to your serpentine belt condition is critical for engine reliability and safety.

Reasons to Replace Your Drive Belt Urgently

1. Squealing or Chirping Noises

High-pitched sounds from the engine bay often point to a loose or misaligned serpentine belt that’s slipping over pulleys.

2. Power Steering Loss

If the belt slips or breaks, you could suddenly lose power steering, making your Enclave harder to control.

3. Overheating Engine

A failing belt may prevent the water pump from circulating coolant, which can quickly cause the engine to overheat.

4. Battery Warning Light

When the belt can’t spin the alternator correctly, your battery won’t charge and the dashboard warning light may turn on.

5. Visible Cracks or Fraying

If you see cracks, glazing, or fraying on the belt’s surface, it’s time to replace it before it fails completely.

Because your serpentine belt helps drive the water pump, a worn belt puts your entire cooling system at risk. Shop genuine GM parts from Capitaland Motors GM Parts today for quality you can count on. Need help? Contact us anytime for expert advice.