How to replace the Engine Oil Cooler Hose/Pipe on Chevrolet Express 3500?

The oil cooler is a component of the Radiator that can be integral to it or a separate unit located ahead of it with the serviceable cooler lines and hoses. First, disconnect the cooler lines, and then open the Oil Cooler Hose clip under the lower Fan Shroud to remove the oil cooler hoses from the clip. Carefully push the oil cooler pipe fittings out from the Radiator quick connect fittings. Lift and appropriately prop the vehicle up, after which remove the Oil Cooler Hose bracket bolts and the Oil Cooler Hose adapter bolts. Remove the Oil Cooler Hose assembly and gasket, discard the gasket and inspect for damage or distortion in the fittings, connectors and cooler hoses. For installation, be sure to hear a distinct snap when assembling the tube ends of the hose assembly to the quick connectors and for a full insertion of the tube try and pull it hard. Install the Oil Cooler Hose assembly, along with new gasket (more important new gasket), and install the Oil Cooler Hose adapter bolts and tighten the bolts 12 nm (106 inch lbs.). Next, install the Oil Cooler Hose bck ratt bolt and tighten it to 25 nm (18 ft. Lbs.). Connect the oil cooler hoses to the hose clip on the Fan Shroud and snap the Oil Cooler Hose clip in place. Make sure that there is a plastic cap on the end of the oil cooler line you are installing to where it connects with the quick connect fitting. In case the cap is lost or damaged, you should have a new one installed on the cooler line prior to installation but don't use the cap to install the cooler line into the fitting. Finally, attach the oil cooler lines and pull back stringently on the cooler line to confirm that it's correctly installed in the quick connect fitting.

OEM Chevrolet Express 3500 Oil Cooler Hose

Oil Cooler Line

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20 Oil Cooler Hoses found

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Chevrolet Express 3500 Inlet Pipe
Part Number: 15808251
$27.54 MSRP: $45.34
You Save: $17.80 (40%)
Ships in 1 Business Day
ADD TO CART
Product Specifications
- Other Name: Hose Assembly-Transmission Fluid Auxiliary Cooler Inlet; Hose, Transmission Oil Cooler; Pipe, Transmission Oil Cooler
- Replaces: 15751520, 15230697
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2003-2020 Chevrolet Express 3500 | Base, LS, LT | 8 Cyl 4.8 L FLEX, 8 Cyl 4.8 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS
View related parts
Chevrolet Express 3500 Outlet Hose
Part Number: 55591980
$28.13 MSRP: $46.02
You Save: $17.89 (39%)
ADD TO CART
Product Specifications
- Other Name: Hose Assembly-Engine Oil Cooler Outlet; Hose, Engine Oil Cooler
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2017-2022 Chevrolet Express 3500 | Base, LS, LT | 4 Cyl 2.8 L DIESEL
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Chevrolet Express 3500 Outlet Pipe
Part Number: 20985357
$79.03 MSRP: $134.54
You Save: $55.51 (42%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Pipe Assembly-Transmission Fluid Cooler; Pipe, Transmission Oil Cooler
- Replaces: 20916869
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2010-2020 Chevrolet Express 3500 | Base, LS, LT | 8 Cyl 4.8 L FLEX, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS
View related parts
Chevrolet Express 3500 Oil Cooler Line
Part Number: 20832452
$61.06 MSRP: $103.98
You Save: $42.92 (42%)
ADD TO CART
Product Specifications
- Other Name: Hose Assembly-Engine Oil Cooler; Hose, Engine Oil Cooler
- Replaces: 15279845
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008-2020 Chevrolet Express 3500 | Base, LS, LT | 8 Cyl 4.8 L FLEX, 8 Cyl 4.8 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS
View related parts
Chevrolet Express 3500 Inlet Hose
Part Number: 15052181
$55.37 MSRP: $90.66
You Save: $35.29 (39%)
ADD TO CART
Product Specifications
- Other Name: Hose Assembly-Transmission Fluid Auxiliary Cooler Inlet *Marked Print; Hose, Transmission Oil Cooler
- Replaces: 15153153
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1997-2002 Chevrolet Express 3500 | Base, LS | 6 Cyl 4.3 L GAS, 8 Cyl 5.7 L BI-FUEL, 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS, 8 Cyl 8.1 L GAS
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Chevrolet Express 3500 Outlet Pipe
Part Number: 12725092
$36.28 MSRP: $64.78
You Save: $28.50 (44%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Pipe, Engine Coolant; Cooler Pipe; Pipe, Engine Oil Cooler
- Replaces: 12636733, 97188664, 97328878
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2010-2016 Chevrolet Express 3500 | Base, LS, LT | 8 Cyl 6.6 L DIESEL
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Chevrolet Express 3500 Hose & Tube Assembly
Part Number: 84780457
$183.55 MSRP: $288.81
You Save: $105.26 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Pipe Assembly-Transmission Fluid Cooler; Transmission Oil Cooler Line; Line; Pipe, Transmission Oil Cooler
- Replaces: 84480575
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2017-2022 Chevrolet Express 3500 | Base, LS, LT | 4 Cyl 2.8 L DIESEL
View related parts
Chevrolet Express 3500 Line
Part Number: 84501968
$103.25 MSRP: $170.08
You Save: $66.83 (40%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Pipe, Transmission Oil Cooler; Transmission Oil Cooler Line
- Replaced by: 86531999
- Replaces: 84375051
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2023 Chevrolet Express 3500 | Base, LS, LT
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Chevrolet Express 3500 Oil Cooler Line
Part Number: 85522975
$144.37 MSRP: $227.17
You Save: $82.80 (37%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Hose Assembly-Engine Oil Cooler; Hose, Engine Oil Cooler
- Replaces: 15808245
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2003-2007 Chevrolet Express 3500 | Base, LS, LT | 8 Cyl 4.8 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
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Chevrolet Express 3500 Hoses
Part Number: 24585986
$34.98 MSRP: $55.51
You Save: $20.53 (37%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Hose Assembly-Engine Oil Cooler Inlet; Oil Cooler Hose; Oil Cooler Line; Hose, Engine Oil Cooler
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2022 Chevrolet Express 3500 | Base, LS, LT | 4 Cyl 2.8 L DIESEL
View related parts
Chevrolet Express 3500 Outlet Hose
Part Number: 15052182
$86.66 MSRP: $230.93
You Save: $144.27 (63%)
Ships in 1 Business Day
ADD TO CART
Product Specifications
- Other Name: Hose, Transmission Oil Cooler; Transmission Oil Cooler Line
- Replaces: 15153154
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1997-2002 Chevrolet Express 3500 | Base, LS | 6 Cyl 4.3 L GAS, 8 Cyl 5.7 L BI-FUEL, 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS, 8 Cyl 8.1 L GAS
View related parts
Chevrolet Express 3500 Outlet Pipe, Lower
Part Number: 15808430
$59.69 MSRP: $102.44
You Save: $42.75 (42%)
Ships in 1 Business Day
ADD TO CART
Product Specifications
- Other Name: Hose Assembly-Transmission Fluid Cooler Lower; Hose, Transmission Oil Cooler
- Position: Lower
- Replaces: 15230701, 15751528
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2003-2005 Chevrolet Express 3500 | Base, LS | 8 Cyl 4.8 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
View related parts
Chevrolet Express 3500 Outlet Pipe, Lower
Part Number: 25849124
$38.76 MSRP: $66.59
You Save: $27.83 (42%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Hose Assembly-Transmission Fluid Cooler Lower; Hose, Transmission Oil Cooler
- Position: Lower
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2009 Chevrolet Express 3500 | Base, LS, LT | 8 Cyl 4.8 L GAS, 8 Cyl 6.0 L GAS
View related parts
Chevrolet Express 3500 Hose & Tube Assembly
Part Number: 84974082
$183.45 MSRP: $288.65
You Save: $105.20 (37%)
ADD TO CART
Product Specifications
- Other Name: Pipe, Transmission Oil Cooler; Line
- Replaced by: 86826748
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021 Chevrolet Express 3500 | Base, LS, LT | 8 Cyl 6.6 L GAS
View related parts
Chevrolet Express 3500 Outlet Pipe, Lower
Part Number: 15808427
$37.38 MSRP: $61.56
You Save: $24.18 (40%)
Ships in 1 Business Day
ADD TO CART
Product Specifications
- Other Name: Hose Assembly-Transmission Fluid Cooler Lower; Hose, Transmission Oil Cooler
- Position: Lower
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2008 Chevrolet Express 3500 | Base, LS, LT | 8 Cyl 4.8 L GAS, 8 Cyl 6.0 L GAS
View related parts
Chevrolet Express 3500 Inlet Pipe
Part Number: 15808252
$73.78 MSRP: $126.70
You Save: $52.92 (42%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Hose Assembly-Transmission Fluid Auxiliary Cooler Inlet; Hose, Transmission Oil Cooler
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2016 Chevrolet Express 3500 | Base, LS, LT | 8 Cyl 6.6 L DIESEL
View related parts
Chevrolet Express 3500 Outlet Pipe
Part Number: 20916868
$103.33 MSRP: $177.48
You Save: $74.15 (42%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Pipe Assembly-Transmission Fluid Cooler; Pipe, Transmission Oil Cooler
- Replaces: 25847206
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2010-2016 Chevrolet Express 3500 | Base, LS, LT | 8 Cyl 6.6 L DIESEL
View related parts
Chevrolet Express 3500 Hose & Tube Assembly
Part Number: 86826748
$183.45 MSRP: $288.65
You Save: $105.20 (37%)
Product Specifications
- Other Name: Pipe, Transmission Oil Cooler; Line
- Replaces: 85584728, 84974082, 84906730
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2024 Chevrolet Express 3500 | Base, LS, LT | 8 Cyl 6.6 L GAS
View related parts
Chevrolet Express 3500 Inlet Hose
Part Number: 9439340
Product Specifications
- Other Name: Hose, Fuel & Oil 11/32"X25' Gm-6165M; Multi Purpose Hose; Overflow Hose; Engine Crankcase Ventilation, Coolant Recovery, Oil Cooler, Transfer Case; Standard Parts
- Replaces: 91175589
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2018-2024 Chevrolet Express 3500 | Base, LS, LT | 6 Cyl 4.3 L FLEX, 6 Cyl 4.3 L GAS, 8 Cyl 6.6 L GAS
View related parts
Chevrolet Express 3500 Outlet Hose
Part Number: 15024400
Product Specifications
- Other Name: Pipe Assembly-Transmission Oil Auxiliary Cooler Outlet; Transmission Oil Cooler Line; Hose, Transmission Oil Cooler
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996 Chevrolet Express 3500 | Base, LS | 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS

Chevrolet Express 3500 Oil Cooler Hose

Our website offers an extensive catalog of genuine Chevrolet Express 3500 Oil Cooler Hose at unbeatable prices. Every OEM Chevrolet Express 3500 Oil Cooler Hose comes with a manufacturer's warranty, an easy return policy, and rapid delivery service. Don't miss out on this great opportunity!

Chevrolet Express 3500 Oil Cooler Hose Parts Questions & Experts Answers

Inlet Pipe
15808251
Q: How to replace the Engine Oil Cooler Hose/Pipe on Chevrolet Express 3500?
A: The oil cooler is a component of the Radiator that can be integral to it or a separate unit located ahead of it with the serviceable cooler lines and hoses. First, disconnect the cooler lines, and then open the Oil Cooler Hose clip under the lower Fan Shroud to remove the oil cooler hoses from the clip. Carefully push the oil cooler pipe fittings out from the Radiator quick connect fittings. Lift and appropriately prop the vehicle up, after which remove the Oil Cooler Hose bracket bolts and the Oil Cooler Hose adapter bolts. Remove the Oil Cooler Hose assembly and gasket, discard the gasket and inspect for damage or distortion in the fittings, connectors and cooler hoses. For installation, be sure to hear a distinct snap when assembling the tube ends of the hose assembly to the quick connectors and for a full insertion of the tube try and pull it hard. Install the Oil Cooler Hose assembly, along with new gasket (more important new gasket), and install the Oil Cooler Hose adapter bolts and tighten the bolts 12 nm (106 inch lbs.). Next, install the Oil Cooler Hose bck ratt bolt and tighten it to 25 nm (18 ft. Lbs.). Connect the oil cooler hoses to the hose clip on the Fan Shroud and snap the Oil Cooler Hose clip in place. Make sure that there is a plastic cap on the end of the oil cooler line you are installing to where it connects with the quick connect fitting. In case the cap is lost or damaged, you should have a new one installed on the cooler line prior to installation but don't use the cap to install the cooler line into the fitting. Finally, attach the oil cooler lines and pull back stringently on the cooler line to confirm that it's correctly installed in the quick connect fitting.