How to replace the radiator hose outlet on 2003 GMC Sonoma?

The replacement of the radiator outlet hose should begin with draining the coolant from the system. The hose clamp pliers (J 38185) needs to be used to move the radiator outlet hose clamp from both the radiator and Water Pump before removing the hose. The installation process requires the new radiator outlet hose along with hose clamp pliers (J 38185) for repositioning the clamp first at the Water Pump and then at the radiator. Finally, fill the cooling system.

OEM 2003 GMC Sonoma Radiator Hose

Radiator Hose Tube

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4 Radiator Hoses found

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2003 GMC Sonoma Upper Hose
Part Number: 15751101
$59.37 MSRP: $88.34
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Product Specifications
- Other Name: Hose Assembly-Radiator Inlet T; Multi Purpose Hose; Radiator Hose; Cooling Hose; Hose, Radiator Inlet (Upper)
- Replaces: 15047260, 15731692
- Item Weight: 1.50 Pounds
- Item Dimensions: 8.5 x 3.7 x 22.7 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 15751101
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2003 GMC Sonoma Submodels:
- SL, SLE, SLS | 6 Cyl 4.3 L GAS
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2003 GMC Sonoma Lower Hose
Part Number: 15149147
$28.22 MSRP: $42.00
You Save: $13.78 (33%)
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Product Specifications
- Other Name: Hose, Radiator Outlet (Lower); Multi Purpose Hose; Radiator Hose; Cooling Hose; Hose
- Position: Lower
- Replaces: 15661066
- Item Weight: 1.10 Pounds
- Item Dimensions: 15.2 x 6.6 x 5.0 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 15149147
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2003 GMC Sonoma Submodels:
- Base, GT, SL, SLE, SLS | 6 Cyl 4.3 L GAS
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2003 GMC Sonoma Lower Hose
Part Number: 15980808
Product Specifications
- Other Name: Hose, Radiator Outlet (Lower); Multi Purpose Hose; Radiator Hose; Cooling Hose
- Position: Lower
- Item Weight: 1.20 Pounds
- Item Dimensions: 23.7 x 2.2 x 2.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 15980808
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2003 GMC Sonoma Submodels:
- SL, SLE, SLS | 4 Cyl 2.2 L FLEX, 4 Cyl 2.2 L GAS
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2003 GMC Sonoma Upper Hose
Part Number: 15030101
Product Specifications
- Other Name: Hose-Radiator Inlet; Multi Purpose Hose; Radiator Hose; Cooling Hose; Hose, Radiator Inlet (Upper)
- Position: Upper
- Item Weight: 1.00 Pounds
- Item Dimensions: 10.7 x 10.6 x 2.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 15030101
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2003 GMC Sonoma Submodels:
- SL, SLE, SLS | 4 Cyl 2.2 L FLEX, 4 Cyl 2.2 L GAS

2003 GMC Sonoma Radiator Hose

With a comprehensive array of OEM 2003 GMC Sonoma Radiator Hose, from fuel pumps to door handles, our website is a one-stop-shop for your needs. All our genuine 2003 GMC Sonoma Radiator Hose are backed by the manufacturer's warranty and are offered at competitive prices in the market. Rest assured, you can shop with complete confidence.

2003 GMC Sonoma Parts Questions & Experts Answers

Q: How to replace the radiator hose outlet on 2003 GMC Sonoma?
A: The replacement of the radiator outlet hose should begin with draining the coolant from the system. The hose clamp pliers (J 38185) needs to be used to move the radiator outlet hose clamp from both the radiator and Water Pump before removing the hose. The installation process requires the new radiator outlet hose along with hose clamp pliers (J 38185) for repositioning the clamp first at the Water Pump and then at the radiator. Finally, fill the cooling system.