How to Replace the Drive Belt for the Air Conditioning Compressor on GMC Sierra 3500 Classic?

Beginning the Air Conditioning Compressor Belt replacement requires the removal of the accessory drive belt. Fix a ratchet in the air conditioning belt tensioner adapter opening then spin the A/C belt tensioner clockwise to relax the belt tension before pulling the A/C belt from the pulleys and releasing tension off the A/C belt tensioner before removing the ratchet. Perform a cleaning and inspection of all belt surfaces across the pulleys. To install the A/C belt start by placing it over the crankshaft balancer followed by inserting a ratchet into the A/C drive belt tensioner adapter opening before rotating the A/C belt tensioner clockwise to let the tension unwind. Correctly position the A/C belt above the tensioner pulley followed by the A/C compressor pulley and reduce the tension using the A/C belt tensioner before unfastening the ratchet. Before installing the accessory drive belt check that the A/C belt has correct installation alignment.

OEM GMC Sierra 3500 Classic Drive Belt

Serpentine Belt

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8 Drive Belts found

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GMC Sierra 3500 Classic Serpentine Belt
Part Number: 98035628
$48.64 MSRP: $106.22
You Save: $57.58 (55%)
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Product Specifications
- Other Name: Belt, Fan; Serpentine Belt Drive Kit; Drive Belt; V-Belt; Belt, Drive
- Replaces: 97300656
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
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GMC Sierra 3500 Classic Serpentine Belt
Part Number: 97300657
$61.01 MSRP: $108.95
You Save: $47.94 (44%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Belt-Fan; Serpentine Belt Drive Kit; Drive Belt; V-Belt; Belt, Drive
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
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GMC Sierra 3500 Classic Serpentine Belt
Part Number: 12637204
$43.97 MSRP: $95.20
You Save: $51.23 (54%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Belt-Fan & Water Pump & Generator & Power Steering Pump; Serpentine Drive Kit; Accessory Drive Belt; V-Belt; Belt; Belt, Drive
- Replaces: 12557501, 12569348, 12576451
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS
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GMC Sierra 3500 Classic Serpentine Belt
Part Number: 12637202
$45.00 MSRP: $98.26
You Save: $53.26 (55%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Belt-Fan & Water Pump & Generator & Power Steering Pump; Serpentine Drive Kit; Accessory Drive Belt; V-Belt; Belt; Belt, Drive
- Replaces: 12576450, 12554029, 10105314, 12550608, 12569347, 24505041
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS
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GMC Sierra 3500 Classic Serpentine Belt
Part Number: 12636138
$43.31 MSRP: $77.35
You Save: $34.04 (45%)
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: 12576747, 12569434
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 8.1 L GAS
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GMC Sierra 3500 Classic Serpentine Belt
Part Number: 12576447
$21.85 MSRP: $41.04
You Save: $19.19 (47%)
ADD TO CART
Product Specifications
- Other Name: Belt, A/C Compressor; Serpentine Belt Drive Kit; Accessory Drive Belt; Drive Belt; V-Belt; A/C Belt; Belt, Drive
- Replaces: 12569346, 12554028
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS
View related parts
GMC Sierra 3500 Classic Serpentine Belt
Part Number: 12576761
Product Specifications
- Other Name: Belt, Fan & Water Pump & Generator & Power Steering Pump; Serpentine Drive Kit; Accessory Drive Belt; V-Belt; Belt; Belt, Drive
- Replaces: 12569433
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 8.1 L GAS
View related parts
GMC Sierra 3500 Classic Serpentine Belt
Part Number: 12576745
$19.29 MSRP: $34.43
You Save: $15.14 (44%)
Product Specifications
- Other Name: Belt, A/C Compressor; Serpentine Belt Drive Kit; Accessory Drive Belt; Drive Belt; V-Belt; A/C Belt; Belt, Drive
- Replaces: 12569437
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 8.1 L GAS

GMC Sierra 3500 Classic Drive Belt

Our website offers an extensive catalog of genuine GMC Sierra 3500 Classic Drive Belt at unbeatable prices. Every OEM GMC Sierra 3500 Classic Drive Belt comes with a manufacturer's warranty, an easy return policy, and rapid delivery service. Don't miss out on this great opportunity!

GMC Sierra 3500 Classic Drive Belt Parts Questions & Experts Answers

Serpentine Belt
12636138
Q: How to Replace the Drive Belt for the Air Conditioning Compressor on GMC Sierra 3500 Classic?
A: Beginning the Air Conditioning Compressor Belt replacement requires the removal of the accessory drive belt. Fix a ratchet in the air conditioning belt tensioner adapter opening then spin the A/C belt tensioner clockwise to relax the belt tension before pulling the A/C belt from the pulleys and releasing tension off the A/C belt tensioner before removing the ratchet. Perform a cleaning and inspection of all belt surfaces across the pulleys. To install the A/C belt start by placing it over the crankshaft balancer followed by inserting a ratchet into the A/C drive belt tensioner adapter opening before rotating the A/C belt tensioner clockwise to let the tension unwind. Correctly position the A/C belt above the tensioner pulley followed by the A/C compressor pulley and reduce the tension using the A/C belt tensioner before unfastening the ratchet. Before installing the accessory drive belt check that the A/C belt has correct installation alignment.

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