How to replace the radiator inlet hose (LY7) radiator hose on Cadillac STS?

Draining the coolant is required before beginning inlet Radiator Hose (LY7) replacement. You should disconnect the Radiator inlet hose from the Thermostat Housing through the use of hose clamp pliers (J 38185) before proceeding to remove it from the Radiator once more. The new inlet Radiator Hose installation begins with lubricating its inside diameters using clean coolant before mounting it onto the vehicle. The hose clamp pliers (J 38185) will enable disengaging the hose clamp tension to connect the Radiator inlet hose to the Radiator before setting the clamp back to its original placement. The hose clamp pliers (J 38185) will be used to disengage clamp tension before attaching the Radiator inlet hose to the Thermostat Housing and securing it with the clamp in its natural resting position. Finally, fill the cooling system.

OEM Cadillac STS Radiator Hose

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13 Radiator Hoses found

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Cadillac STS Lower Hose
Part Number: 25800334
$72.55 MSRP: $119.41
You Save: $46.86 (40%)
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Product Specifications
- Other Name: Hose, Radiator Outlet (Lower); Multi Purpose Hose; Radiator Hose; Cooling Hose
- Position: Lower
- Replaces: 19130218
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2011 Cadillac STS | Base, Platinum | 6 Cyl 3.6 L GAS
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Cadillac STS Upper Hose
Part Number: 25800333
$73.70 MSRP: $109.67
You Save: $35.97 (33%)
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Product Specifications
- Other Name: Hose-Radiator Inlet; Multi Purpose Hose; Radiator Hose; Cooling Hose; Hose, Radiator Inlet (Upper)
- Position: Upper
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008-2011 Cadillac STS | Base, Platinum | 6 Cyl 3.6 L GAS
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Cadillac STS Upper Hose
Part Number: 89025030
Product Specifications
- Other Name: Hose, Radiator Inlet; Multi Purpose Hose; Radiator Hose; Cooling Hose; Hose, Radiator Inlet (Upper)
- Position: Upper
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2009 Cadillac STS | V | 8 Cyl 4.4 L GAS
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Cadillac STS Lower Hose
Part Number: 89025029
Product Specifications
- Other Name: Hose, Radiator Outlet (Lower); Multi Purpose Hose; Radiator Hose; Cooling Hose
- Position: Lower
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2009 Cadillac STS | V | 8 Cyl 4.4 L GAS
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Cadillac STS Upper Hose
Part Number: 89023434
Product Specifications
- Other Name: Hose, Radiator Inlet; Multi Purpose Hose; Radiator Hose; Cooling Hose; Hose, Radiator Inlet (Upper)
- Position: Upper
- Replaces: 25974695
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2010 Cadillac STS | Base, Platinum | 8 Cyl 4.6 L GAS
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Cadillac STS Lower Hose
Part Number: 89023433
Product Specifications
- Other Name: Hose Assembly, Radiator Outlet; Multi Purpose Hose; Radiator Hose; Cooling Hose; Hose, Radiator Outlet (Lower)
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2010 Cadillac STS | Base, Platinum | 8 Cyl 4.6 L GAS
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Cadillac STS Outlet Pipe, Lower
Part Number: 12612858
Product Specifications
- Other Name: Pipe, Radiator Outlet (Lower); Radiator Hose
- Position: Lower
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008-2011 Cadillac STS | Base, Platinum | 6 Cyl 3.6 L GAS
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Cadillac STS Overflow Hose
Part Number: 25800335
Product Specifications
- Other Name: Hose-Radiator Surge Tank Engine; Coolant Reservoir Hose; Multi Purpose Hose; Radiator Hose; Outlet Hose
- Replaced by: 25942705
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008-2011 Cadillac STS | Base, Platinum | 6 Cyl 3.6 L GAS
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Cadillac STS Lower Hose
Part Number: 89023445
Product Specifications
- Other Name: Hose Assembly, Radiator Outlet; Multi Purpose Hose; Radiator Hose; Cooling Hose; Hose, Radiator Outlet (Lower)
- Replaces: 88956897
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2007 Cadillac STS | Base | 6 Cyl 3.6 L GAS
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Cadillac STS Lower Hose
Part Number: 89023436
Product Specifications
- Other Name: Hose, Radiator Outlet (Lower); Multi Purpose Hose; Radiator Hose; Cooling Hose
- Position: Lower
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2007 Cadillac STS | Base | 8 Cyl 4.6 L GAS
View related parts
Cadillac STS Upper Hose
Part Number: 89023435
Product Specifications
- Other Name: Hose, Radiator Inlet; Multi Purpose Hose; Radiator Hose; Cooling Hose; Hose, Radiator Inlet (Upper)
- Position: Upper
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2007 Cadillac STS | Base | 6 Cyl 3.6 L GAS
View related parts
Cadillac STS Upper Hose
Part Number: 25974696
Product Specifications
- Other Name: Hose, Radiator Inlet (Upper); Multi Purpose Hose; Radiator Hose; Cooling Hose
- Position: Upper
- Replaces: 88957426, 89023438
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2010 Cadillac STS | Base, Platinum | 8 Cyl 4.6 L GAS
View related parts
Cadillac STS Outlet Pipe, Lower
Part Number: 12603912
Product Specifications
- Other Name: Pipe, Radiator Outlet (Lower); Radiator Hose
- Position: Lower
- Replaces: 12587536
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2007 Cadillac STS | Base | 6 Cyl 3.6 L GAS

Cadillac STS Radiator Hose

Our website offers an extensive catalog of genuine Cadillac STS Radiator Hose at unbeatable prices. Every OEM Cadillac STS Radiator Hose comes with a manufacturer's warranty, an easy return policy, and rapid delivery service. Don't miss out on this great opportunity!

Cadillac STS Radiator Hose Parts Questions & Experts Answers

Lower Hose
25800334
Q: How to replace the radiator inlet hose (LY7) radiator hose on Cadillac STS?
A: Draining the coolant is required before beginning inlet Radiator Hose (LY7) replacement. You should disconnect the Radiator inlet hose from the Thermostat Housing through the use of hose clamp pliers (J 38185) before proceeding to remove it from the Radiator once more. The new inlet Radiator Hose installation begins with lubricating its inside diameters using clean coolant before mounting it onto the vehicle. The hose clamp pliers (J 38185) will enable disengaging the hose clamp tension to connect the Radiator inlet hose to the Radiator before setting the clamp back to its original placement. The hose clamp pliers (J 38185) will be used to disengage clamp tension before attaching the Radiator inlet hose to the Thermostat Housing and securing it with the clamp in its natural resting position. Finally, fill the cooling system.

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