Factory GM Serpentine Belts

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Drive Belt Tensioner

GM 10055798

1991-93 8 cylinder engines, fan belt. Helps keep drive belt at correct tension to help maintain proper function

$83.86

MSRP $132.54

Save $48.68

36.7% Off

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Drive Belt Tensioner

GM 12647765

3.0L twin-turbo. Without vsport. CT6. 3.0l. CT5. 3.0l. 3.6L. Tensioner. Helps keep drive belt at correct tension to help maintain proper...

$43.73

MSRP $67.30

Save $23.57

35% Off

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Drive Belt Tensioner

GM 12557838

Helps keep drive belt at correct tension to help maintain proper function

$72.87

MSRP $115.17

Save $42.30

36.7% Off

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Drive Belt Tensioner

GM 12609719

Helps keep drive belt at correct tension to help maintain proper function

$71.91

MSRP $113.65

Save $41.74

36.7% Off

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Drive Belt Tensioner

GM 12670574

Sierra, silverado. 5.3L, without eassist, 6.2L. Tahoe, Yukon, Escalade. Escalade ESV. Suburban. 4.3L. Yukon XL. Helps keep drive belt at...

$68.24

MSRP $107.86

Save $39.62

36.7% Off

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V-Ribbed Serpentine Belt

GM 19355282

Ac, ps, alt, water pump. Park Avenue. Without supercharger. All models. 3.8L. With supercharger, alt, p/s & ac. Riviera. Ac, alt & p/s,...

$40.05

MSRP $70.26

Save $30.21

43% Off

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V-Ribbed Serpentine Belt

GM 12576750

Equinox, Torrent. 3.4l. Impala, Monte Carlo. 3.8l. Grand Prix. 3.8l. LaCrosse. 3.8l. 3.8L, without supercharger. Allows for the...

$61.92

MSRP $111.58

Save $49.66

44.5% Off

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V-Ribbed Serpentine Belt

GM 12649154

Silverado, sierra. 6.6l. Dual alternators. 6.6L diesel, with dual alternator, 150/150 amp. Allows for the operation of various pulleys,...

$87.39

MSRP $161.86

Save $74.47

46% Off

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V-Ribbed Serpentine Belt

GM 12578274

Terraza, Uplander. 3.9l. Montana SV6. 3.9l. Allows for the operation of various pulleys, and drive belt accessories, with the use of a...

$39.59

MSRP $69.48

Save $29.89

43% Off

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V-Ribbed Serpentine Belt

GM 55579905

1.8L, with climate control. Routing:Crk,Tens,Alt,Wp,Comp. Alternator, Water Pump and Air Conditioning. Allows for the operation of...

$32.72

MSRP $50.36

Save $17.64

35% Off

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V-Ribbed Serpentine Belt

GM 12654815

Enclave, Traverse. Acadia Limited. Allows for the operation of various pulleys, and drive belt accessories, with the use of a single...

$26.95

MSRP $47.28

Save $20.33

43% Off

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V-Ribbed Serpentine Belt

GM 12669858

5.3, 6.2L. Silverado, sierra. 5.3l. Silverado, sierra. 6.2l. Silverado, sierra. 4.3l. Allows for the operation of various pulleys, and...

$47.49

MSRP $81.28

Save $33.79

41.6% 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.