How to replace the coolant pipe (LP1, LY7) on Cadillac CTS?

The vehicle requires elevation and support before commencing Coolant Pipe (LP1, LY7) replacement. Begin by taking out the Coolant Pipe to generator bracket bolt before you lower the vehicle. Start by emptying the cooling system and severing the radiator outlet hose from the Coolant Pipe. Start by detaching wiring harnesses from the coolant inlet pipe which is followed by removing Coolant Pipe to thermostat bolt then Coolant Pipe to cylinder head bolt before removing the Coolant Pipe. Begin your installation by fitting the Coolant Pipe then connect all Coolant Pipe bolts but leave them loose. First tighten the Coolant Pipe to thermostat bolt to 10 nm (89 inch lbs.) before tightening the Coolant Pipe to cylinder head bolt to 50 nm (37 ft. Lbs.). After repositioning the vehicle place the Coolant Pipe to generator bracket bolt before torquing it to 10 nm (89 inch lbs.). You need to link the radiator outlet hose to the Coolant Pipe while you mount the wiring harnesses onto the coolant inlet pipe. Complete the procedure by filling your cooling system.

How to replace the Engine Coolant Pipe without AFM on Cadillac Escalade?

To replace the engine coolant air bleed pipe (307) without afm, first remove the Intake Manifold if changing the rear coolant air bleed covers. Next, remove the air cleaner outlet duct and drain the cooling system. Move the radiator vent inlet hose clamp at the coolant air bleed pipe fitting, then wrench off the radiator vent inlet hose from the fitting. Unscrew the coolant air bleed pipe bolts (309) and remove the coolant air bleed pipe (307) as well as seals (308). In the event that so, replace the coolants air bleed cover bolts (312) and covers (313) with new seals (308), getting rid of the seals afterward. For a place, put the o-ring seal (308) on the nipple of the pipe and install the seals on the coolant air bleed pipe or covers. The coolant air bleed pipe (307) and seals (308) are attached to the cylinder heads and the coolant air bleed pipe (307), while making sure not to release the bolt by tightening it to 12 nm (106 lb. In). If applicable, install the coolant air bleed covers (313) and seals (308), coolant air bleed cover bolts (312) to 12 nm (106 lb in). Connect the radiator vent inlet hose back to the coolant air bleed pipe fitting and place the radiator vent inlet hose clamp. Clean and replace the air cleaner outlet duct, fill the cooling system while if rear coolant air bleed covers were replaced, installation of the intake aluminum is required.

OEM Cadillac Coolant Pipe

Engine Cooler Pipe

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260 Coolant Pipes found

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Cadillac Outlet Hose Part Number: 15834773
$84.68 MSRP: $146.51
You Save: $61.83 (43%)
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Product Specifications
- Other Name: Hose, Engine Coolant Recovery; Radiator Surge Tank Hose; Radiator Hose
Fits the following Cadillac Models:
- Escalade | 2007-2014 | Base, Luxury, Platinum, Premium | 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
- Escalade ESV | 2007-2014 | Base, Luxury, Platinum, Premium | 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
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Cadillac Coolant Line Part Number: 12678753
$55.31 MSRP: $94.94
You Save: $39.63 (42%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Hose, Engine Oil Cooler; Oil Cooler Hose; Oil Line; Oil Hose; Oil Cooler Pipe; Hoses
- Replaces: 12656725, 12672781
Fits the following Cadillac Models:
- CT5 | 2022-2025 | V Blackwing | 8 Cyl 6.2 L GAS
- CTS | 2016-2019 | V | 8 Cyl 6.2 L GAS
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Cadillac Outlet Hose Part Number: 15834772
$78.76 MSRP: $132.04
You Save: $53.28 (41%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Hose, Engine Coolant Recovery; Radiator Surge Tank Hose; Radiator Hose
Fits the following Cadillac Models:
- Escalade | 2007-2014 | Base, Luxury, Platinum, Premium | 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
- Escalade ESV | 2007-2014 | Base, Luxury, Platinum, Premium | 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
- Escalade EXT | 2007-2013 | Base, Luxury, Premium | 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
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Cadillac Overflow Hose, Passenger Side Part Number: 12637185
$5.12 MSRP: $8.15
You Save: $3.03 (38%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Hose, Engine Coolant By-Pass; Coolant Reservoir Hose; Multi Purpose Hose; Radiator Hose; By-Pass Hose; Hose, Engine Coolant By - Pass
- Position: Passenger Side
Fits the following Cadillac Models:
- SRX | 2012-2016 | Base, Luxury, Performance, Premium | 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
- XTS | 2013-2019 | Base, Livery, Luxury, Platinum, Premium, Premium Luxury | 6 Cyl 3.6 L GAS
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Cadillac Coolant Line Part Number: 12679313
$18.25 MSRP: $28.99
You Save: $10.74 (38%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Pipe, Turbocharger/Supercharger Air/Vacuum/Cooling; Coolant Pipe; Cooling Pipe; Water Inlet Pipe; Water Return Tube
- Replaces: 12627076
Fits the following Cadillac Models:
- ATS | 2013-2019 | Base, Luxury, Performance, Premium | 4 Cyl 2.0 L GAS
- CT6 | 2016-2018 | Base, Luxury, Plug-In | 4 Cyl 2.0 L GAS, 4 Cyl 2.0 L PLUG-IN HYBRID EV-GAS (PHEV)
- CTS | 2014-2019 | Base, Luxury, Performance, Premium | 4 Cyl 2.0 L GAS
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Cadillac Outlet Hose Part Number: 15792822
$100.54 MSRP: $157.07
You Save: $56.53 (36%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Hose Assembly-Radiator Surge Tank Outlet; Radiator Surge Tank Hose; Radiator Hose; Hose, Engine Coolant Recovery
- Replaces: 15059577
Fits the following Cadillac Models:
- Escalade | 2002-2006 | Base | 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
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Cadillac Inlet Hose Part Number: 22827733
$31.60 MSRP: $47.67
You Save: $16.07 (34%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Hose, Radiator Surge Tank Inlet; Radiator Hose; Hose, Engine Coolant Recovery
- Replaces: 15834774
Fits the following Cadillac Models:
- Escalade | 2007-2014 | Base, Luxury, Platinum, Premium | 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
- Escalade ESV | 2007-2014 | Base, Luxury, Platinum, Premium | 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
- Escalade EXT | 2007-2013 | Base, Luxury, Premium | 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
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Cadillac Outlet Hose, Passenger Side Part Number: 25748907
$32.91 MSRP: $49.64
You Save: $16.73 (34%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Hose, Engine Coolant Recovery; Multi Purpose Hose; Radiator Hose; Cooling Hose; Hose
- Position: Passenger Side
- Replaces: 25673137
Fits the following Cadillac Models:
- DeVille | 2000-2005 | Base, DHS, DTS, Protection Series | 8 Cyl 4.6 L GAS
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Cadillac By-Pass Pipe Part Number: 12637183
$50.60 MSRP: $76.33
You Save: $25.73 (34%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Pipe, Engine Coolant By-Pass; Radiator Hose; Tube; Pipe, Engine Coolant By - Pass
- Replaces: 12624304
Fits the following Cadillac Models:
- SRX | 2012-2016 | Base, Luxury, Performance, Premium | 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
- XTS | 2013-2019 | Base, Livery, Luxury, Platinum, Premium, Premium Luxury | 6 Cyl 3.6 L GAS
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Cadillac Inlet Hose Part Number: 22990652
$67.57 MSRP: $101.93
You Save: $34.36 (34%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Hose, Engine Coolant Recovery; Reservoir Hose
Fits the following Cadillac Models:
- CTS | 2014-2019 | Vsport, Vsport Premium, Vsport Premium Luxury | 6 Cyl 3.6 L GAS
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Cadillac Inlet Hose Part Number: 25800336
$93.74 MSRP: $141.37
You Save: $47.63 (34%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Hose, Engine Coolant Recovery; Radiator Hose
Fits the following Cadillac Models:
- CTS | 2008-2009 | Base | 6 Cyl 3.6 L GAS
- STS | 2008-2011 | Base, Platinum | 6 Cyl 3.6 L GAS
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Cadillac Outlet Hose Part Number: 15792821
$105.30 MSRP: $158.81
You Save: $53.51 (34%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Hose, Engine Coolant Recovery; Radiator Hose
- Replaces: 15059576, 15039023, 15051847
Fits the following Cadillac Models:
- Escalade | 2002-2006 | Base | 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
- Escalade EXT | 2002-2006 | Base | 8 Cyl 6.0 L GAS
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Cadillac Inlet Hose Part Number: 25880392
$155.20 MSRP: $234.08
You Save: $78.88 (34%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Hose, Engine Coolant Recovery; Radiator Hose
Fits the following Cadillac Models:
- CTS | 2009-2015 | V | 8 Cyl 6.2 L GAS
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Cadillac Inlet Hose Part Number: 23135692
$17.74 MSRP: $25.78
You Save: $8.04 (32%)
ADD TO CART
Product Specifications
- Other Name: Hose, Engine Coolant Recovery; Radiator Hose
- Replaces: 22799350
Fits the following Cadillac Models:
- ATS | 2013-2015 | Luxury, Performance, Premium | 6 Cyl 3.6 L FLEX
- CTS | 2014-2015 | Luxury, Performance, Premium | 6 Cyl 3.6 L FLEX
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Cadillac Inlet Hose Part Number: 22908201
$45.65 MSRP: $66.30
You Save: $20.65 (32%)
ADD TO CART
Product Specifications
- Other Name: Hose, Radiator Surge Tank Inlet; Radiator Hose; Hose, Engine Coolant Recovery
Fits the following Cadillac Models:
- ATS | 2013-2016 | Base, Luxury | 4 Cyl 2.5 L GAS
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Cadillac By-Pass Hose Part Number: 12566109
$27.73 MSRP: $41.27
You Save: $13.54 (33%)
Product Specifications
- Other Name: Hose, Engine Coolant By-Pass; Hose, Engine Coolant By - Pass
Fits the following Cadillac Models:
- STS | 2005-2010 | Base, Platinum | 8 Cyl 4.6 L GAS
- XLR | 2004-2009 | Base, Platinum | 8 Cyl 4.6 L GAS
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Cadillac Overflow Hose Part Number: 88956890
$28.62 MSRP: $42.58
You Save: $13.96 (33%)
Product Specifications
- Other Name: Hose, Engine Coolant Recovery; Coolant Reservoir Hose; Multi Purpose Hose; Radiator Hose; Outlet Pipe; Outlet Hose
Fits the following Cadillac Models:
- CTS | 2009-2015, 2004-2007 | V | 8 Cyl 5.7 L GAS, 8 Cyl 6.0 L GAS, 8 Cyl 6.2 L GAS
- SRX | 2004-2009 | Base | 8 Cyl 4.6 L GAS
- STS | 2005-2010 | Base, Platinum, V | 8 Cyl 4.4 L GAS, 8 Cyl 4.6 L GAS
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Cadillac Reservoir Hose Part Number: 15773599
$104.61 MSRP: $155.67
You Save: $51.06 (33%)
Product Specifications
- Other Name: Pipe, Engine Coolant Recovery; Coolant Reservoir Hose; Multi Purpose Hose
Fits the following Cadillac Models:
- DTS | 2006-2011 | Base, Livery, Luxury, Platinum, Premium | 8 Cyl 4.6 L GAS
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Cadillac Overflow Hose Part Number: 21999651
$133.09 MSRP: $198.93
You Save: $65.84 (34%)
Product Specifications
- Other Name: Pipe, Engine Coolant Recovery; Coolant Reservoir Hose; Multi Purpose Hose; Radiator Hose
Fits the following Cadillac Models:
- DTS | 2006-2011 | Base, Livery, Luxury, Platinum, Premium | 8 Cyl 4.6 L GAS
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Cadillac Connector Hose, Driver Side Part Number: 25673138
Product Specifications
- Other Name: Hose, Engine Coolant Recovery; Multi Purpose Hose; Radiator Hose; Cooling Hose; Outlet Hose; Hose
- Position: Driver Side
Fits the following Cadillac Models:
- DeVille | 2000-2005 | Base, DHS, DTS, Protection Series | 8 Cyl 4.6 L GAS

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Cadillac Coolant Pipe

Choose OEM Coolant Pipe, you're making the optimal decision for superior quality and perfect performance. You can feel confident because each component goes through stringent quality checks. Every part is carefully built to comply with Cadillac's factory specifications. You'll enjoy a smooth, worry-free installation that fits just right. At ChevyPartsDeal.com, you'll find it easy to get top-quality OEM Cadillac Coolant Pipe. You can shop at highly competitive prices and protect your budget. All our genuine Cadillac parts include a dependable manufacturer's warranty. You'll also appreciate our straightforward return policy and swift delivery services for extra convenience.

Cadillac Coolant Pipe maintains the temperatures of the engines constant ensuring that power does not drop and that the engine does not become a meltdown on the road. Cadillac is a representation of aggressive style and luxurious vehicles that combine clean lines with power that easily passes by. In the plush cabins with real metal accents, drivers swivel into their seats and nothing lags in the infotainment. Cadillac pursues comfort by introducing adaptive technology whether magnetic ride control or glass roofs. The commute transforms into a relaxing lounge even in the hand-built electric flagship Cadillac delivers which also features a theater-wide screen. Heritage is important but updates land at a fast rate to enable the owner to have tradition and the new battery or V8 punch. Each of the models whether large or small tries to make one feel secure on the highway and reach out to the parking lot. Its Coolant Pipe is made of solid metal that carries coolant between blocks to radiator in the harsh heat and pressure that will bend weaker plastics and its direct line reduces flow resistance by half allowing the pumps to work less and the heads to remain crack-free on extended ascents. Since the Coolant Pipe withstands ten years of vibration without collapsing the owners avoid the expensive overheating indicators and deformed gaskets. Periodic inspection of the joints of the Coolant Pipe will detect drips at an early stage and will be allowing the summer traffic to idle stress-free.

Cadillac Coolant Pipe Parts and Q&A

Overflow Hose
88956890
Q: How to replace the coolant pipe (LP1, LY7) on Cadillac CTS?
A:
The vehicle requires elevation and support before commencing Coolant Pipe (LP1, LY7) replacement. Begin by taking out the Coolant Pipe to generator bracket bolt before you lower the vehicle. Start by emptying the cooling system and severing the radiator outlet hose from the Coolant Pipe. Start by detaching wiring harnesses from the coolant inlet pipe which is followed by removing Coolant Pipe to thermostat bolt then Coolant Pipe to cylinder head bolt before removing the Coolant Pipe. Begin your installation by fitting the Coolant Pipe then connect all Coolant Pipe bolts but leave them loose. First tighten the Coolant Pipe to thermostat bolt to 10 nm (89 inch lbs.) before tightening the Coolant Pipe to cylinder head bolt to 50 nm (37 ft. Lbs.). After repositioning the vehicle place the Coolant Pipe to generator bracket bolt before torquing it to 10 nm (89 inch lbs.). You need to link the radiator outlet hose to the Coolant Pipe while you mount the wiring harnesses onto the coolant inlet pipe. Complete the procedure by filling your cooling system.
Outlet Hose
15834772
Q: How to replace the Engine Coolant Pipe without AFM on Cadillac Escalade?
A:
To replace the engine coolant air bleed pipe (307) without afm, first remove the Intake Manifold if changing the rear coolant air bleed covers. Next, remove the air cleaner outlet duct and drain the cooling system. Move the radiator vent inlet hose clamp at the coolant air bleed pipe fitting, then wrench off the radiator vent inlet hose from the fitting. Unscrew the coolant air bleed pipe bolts (309) and remove the coolant air bleed pipe (307) as well as seals (308). In the event that so, replace the coolants air bleed cover bolts (312) and covers (313) with new seals (308), getting rid of the seals afterward. For a place, put the o-ring seal (308) on the nipple of the pipe and install the seals on the coolant air bleed pipe or covers. The coolant air bleed pipe (307) and seals (308) are attached to the cylinder heads and the coolant air bleed pipe (307), while making sure not to release the bolt by tightening it to 12 nm (106 lb. In). If applicable, install the coolant air bleed covers (313) and seals (308), coolant air bleed cover bolts (312) to 12 nm (106 lb in). Connect the radiator vent inlet hose back to the coolant air bleed pipe fitting and place the radiator vent inlet hose clamp. Clean and replace the air cleaner outlet duct, fill the cooling system while if rear coolant air bleed covers were replaced, installation of the intake aluminum is required.