How to Service a Drive Belt on a 3.7L Engine on 2008 Jeep Grand Cherokee?

In order to fit the accessory drive belt on a 3.7L engine, loosen the negative battery cable. Turn the tensioner of the belt until you reach the stop position and remove the belt. Next, gently while ensuring that there is no sudden movement, adjust the tensioner to the free arm position which again will not harm the tensioner.

OEM 2008 Jeep Grand Cherokee Drive Belt

Serpentine Belt

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5 Drive Belts found

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2008 Jeep Grand Cherokee Serpentine Belt Part Number: 4891587AB
$42.69 MSRP: $63.25
You Save: $20.56 (33%)
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Product Specifications
- Other Name: Belt - Serpentine; Serpentine Belt Drive Kit; Drive Belt; V-Belt
- Replaces: 5175961AA, 4891587AA
- Item Weight: 0.90 Pounds
- Item Dimensions: 19.8 x 6.9 x 1.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 4891587AB
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
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Fits the following 2008 Jeep Grand Cherokee Submodels:
- Laredo, Limited, Overland | 3.0L V6, 6 Cyl 3.0 L DIESEL
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2008 Jeep Grand Cherokee Serpentine Belt Part Number: 5037542AA
$78.83 MSRP: $118.00
You Save: $39.17 (34%)
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Product Specifications
- Other Name: Belt - Serpentine; Serpentine Belt Drive Kit; Accessory Drive Belt; Drive Belt; V-Belt; Belt Accessory Drive; Belt Serpentine; Belt
- Item Weight: 2.10 Pounds
- Item Dimensions: 18.8 x 6.8 x 1.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 5037542AA
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
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Fits the following 2008 Jeep Grand Cherokee Submodels:
- SRT8 | 8 Cyl 6.1 L GAS
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2008 Jeep Grand Cherokee Serpentine Belt Part Number: 55111074AC
$32.96 MSRP: $48.85
You Save: $15.89 (33%)
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Product Specifications
- Other Name: Cap - Coolant Recovery Bottle; Engine, Washer, Radiator Caps; Serpentine & V-Belts; Reservoir Cap; Filler Cap; Reservoir Tank Cap; Recovery Tank Cap; Cap
- Replaces: 55111074AA, 4682828, 5017468AA, 55111074AB
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 55111074AC
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following 2008 Jeep Grand Cherokee Submodels:
- Laredo, Limited, Overland, SRT8 | 3.7L V6, 4.7L V8, 5.7L V8, 6 Cyl 3.7 L GAS, 6.1L V8, 8 Cyl 4.7 L FLEX, 8 Cyl 4.7 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.1 L GAS
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2008 Jeep Grand Cherokee Serpentine Belt Part Number: 68495977AA
$46.13 MSRP: $62.50
You Save: $16.37 (27%)
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Product Specifications
- Other Name: Belt - Serpentine; Serpentine Belt Drive Kit; Drive Belt; V-Belt
- Replaces: 53013676AB, 53013676AC
- Item Weight: 1.40 Pounds
- Item Dimensions: 12.5 x 8.2 x 6.4 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 68495977AA
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2008 Jeep Grand Cherokee Submodels:
- High Altitude, Limited, Limited X, Overland, SRT, SRT8, Summit, Trailhawk | 5.7L V8, 8 Cyl 5.7 L GAS, 8 Cyl 6.1 L GAS, 8 Cyl 6.4 L GAS
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2008 Jeep Grand Cherokee Belt - Serpentine Part Number: 68027636AB
$52.48 MSRP: $77.95
You Save: $25.47 (33%)
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Product Specifications
- Other Name: BELT-SERPENTINE
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 68027636AB
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following 2008 Jeep Grand Cherokee Submodels:
- Laredo, Limited | 3.7L V6, 4.7L V8, 6 Cyl 3.7 L GAS, 8 Cyl 4.7 L FLEX, 8 Cyl 4.7 L GAS

2008 Jeep Grand Cherokee Drive Belt Parts and Q&A

Q: How to Service a Drive Belt on a 3.7L Engine on 2008 Jeep Grand Cherokee?
A: In order to fit the accessory drive belt on a 3.7L engine, loosen the negative battery cable. Turn the tensioner of the belt until you reach the stop position and remove the belt. Next, gently while ensuring that there is no sudden movement, adjust the tensioner to the free arm position which again will not harm the tensioner.