How to replace the auxiliary automatic transmission oil cooler line on Chevrolet Impala?

The task to replace the auxiliary automatic transmission (AT) oil cooler hose begins with supporting and lifting the vehicle to establish adequate space around transaxle oil cooler pipes and hoses to prevent fluid leaks through wear or damage. First remove both auxiliary Transmission Oil Cooler lines from the support clip followed by detaching the inlet line from the transmission and the outlet line from the lower radiator side tank. As the next step remove all inlet and outlet Transmission Oil Cooler lines attached to the auxiliary system. After connecting the inlet and outlet lines to the auxiliary Transmission Oil Cooler users need to install their components to the support clip and . Proceed with reattaching the outlet line to the lower radiator side tank followed by the inlet line connection to the transmission. Then lower the vehicle. It is necessary to avoid filling the transaxle past its limit because excessive fluid will create foam and lead to fluid leakage and shift problems and subsequent damage. Set the fluid level after completion.

How to Properly Service the Automatic Transmission Oil Cooler Line on Chevrolet Malibu?

Automatic transmission oil cooler pipes must be replaced by double-wrapped and brazed steel pipe following gm specification 123m or equivalent to produce double-flared pipes. A vehicle lift helps to steadily position the vehicle for pipe work while you should place a catch pan under it. The procedure for replacing automatic transmission oil cooler pipes starts by removing transaxle oil cooler hoses then moving on to disassemble the transaxle oil cooler pipe fittings at the radiator followed by the transaxle oil cooler pipe clip bolt until the transaxle oil cooler pipes can be removed from the system. The installation requires proper thread engagement to prevent leaks before you install the transaxle oil cooler pipes with the clip bolt secured to 4 nm (27 inch lbs.). Install the transaxle oil cooler pipe fittings to the radiator while torquing them to 45 nm (33 ft. Lbs.) before attaching the hoses to these fittings. The transaxle will operate better when the vehicle is lowered and the transmission tank is not filled beyond its recommended mark to prevent foam development and subsequent fluid loss along with shifting issues and component damage. Afterward check both the transmission fluid level as well as inspect whether all repairs were done correctly before searching for fluid leaks.

OEM Chevrolet Automatic Transmission Oil Cooler Line

AT Oil Cooler Hose

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200 Automatic Transmission Oil Cooler Lines found

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Chevrolet Outlet Pipe, Upper Part Number: 25999415
$35.12 MSRP: $57.86
You Save: $22.74 (40%)
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Product Specifications
- Other Name: Pipe Assembly-Transmission Fluid Cooler Upper; Pipe, Transmission Oil Cooler
- Position: Upper
- Replaces: 25808930
Fits the following Chevrolet Models:
- Silverado 1500 | 2007-2013 | Hybrid, LS, LT, LTZ, WT, XFE | 6 Cyl 4.3 L GAS, 8 Cyl 4.8 L FLEX, 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L FULL HYBRID EV-FLEX (FHEV), 8 Cyl 6.0 L FULL HYBRID EV-GAS (FHEV), 8 Cyl 6.0 L GAS, 8 Cyl 6.2 L FLEX
- Silverado 2500 HD | 2007-2013 | LT, LTZ, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS
- Silverado 3500 HD | 2007-2013 | LT, LTZ, WT | 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS
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Chevrolet Cooler Pipe Part Number: 86818095
$181.97 MSRP: $315.67
You Save: $133.70 (43%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Pipe, Transmission Oil Cooler; Line
- Replaces: 84651358, 84527053, 84846539, 84620868, 84885688, 84889805, 85532817
Fits the following Chevrolet Models:
- Silverado 1500 | 2020-2023 | Custom Trail Boss, High Country, LT, LT Trail Boss, LTZ, RST | 6 Cyl 3.0 L DIESEL
- Silverado 1500 LTD | 2022 | High Country, LT, LT Trail Boss, LTZ, RST | 6 Cyl 3.0 L DIESEL
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Chevrolet Inlet Pipe Part Number: 84350786
$23.50 MSRP: $37.90
You Save: $14.40 (38%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Pipe Assembly-Transmission Fluid Cooler; Transmission Oil Cooler Line; Cooler Pipe; Pipe, Transmission Oil Cooler
- Replaces: 23205070
Fits the following Chevrolet Models:
- Traverse | 2018-2019 | High Country, L, LS, LT, Premier, RS | 6 Cyl 3.6 L GAS
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Chevrolet Inlet Pipe Part Number: 84132343
$31.49 MSRP: $51.87
You Save: $20.38 (40%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Pipe Assembly-Transmission Fluid Auxiliary Cooler Inlet; Inlet Hose; Oil Feed Tube; Line; Pipe, Transmission Oil Cooler
- Replaces: 23119935
Fits the following Chevrolet Models:
- Blazer | 2019-2024 | Base, LT, Premier, RS | 6 Cyl 3.6 L GAS
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Chevrolet Outlet Pipe Part Number: 84664519
$34.84 MSRP: $54.56
You Save: $19.72 (37%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Pipe, Transmission Oil Cooler; Line
- Replaces: 22978056
Fits the following Chevrolet Models:
- Malibu | 2016-2019 | Hybrid | 4 Cyl 1.8 L FULL HYBRID EV-GAS (FHEV)
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Chevrolet Cooler Pipe Part Number: 84518997
$138.71 MSRP: $220.22
You Save: $81.51 (38%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Pipe, Transmission Oil Cooler; Transmission Oil Cooler Line; Line
- Replaces: 23307979, 23252365, 23370670
Fits the following Chevrolet Models:
- Corvette | 2014-2019 | Grand Sport, Stingray, Z06, ZR1 | 8 Cyl 6.2 L GAS
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Chevrolet Outlet Pipe Part Number: 23280474
$88.71 MSRP: $151.03
You Save: $62.32 (42%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Pipe Assembly-Transmission Fluid Auxiliary Cooler Outlet; Pipe, Transmission Oil Cooler
- Replaces: 23464735, 22795974
Fits the following Chevrolet Models:
- Silverado 2500 HD | 2015-2016 | High Country, LT, LTZ, WT | 8 Cyl 6.6 L DIESEL
- Silverado 3500 HD | 2015-2016 | High Country, LT, LTZ, WT | 8 Cyl 6.6 L DIESEL
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Chevrolet Cooler Pipe, Lower Part Number: 15053317
$33.32 MSRP: $52.89
You Save: $19.57 (37%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Pipe, Transmission Fluid Cooler Lower; Pipe, Transmission Oil Cooler
- Position: Lower
- Replaces: 15737414
Fits the following Chevrolet Models:
- Astro | 1996-2005 | Base, LS, LT | 6 Cyl 4.3 L GAS
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Chevrolet Cooler Pipe Part Number: 85532819
$99.52 MSRP: $170.90
You Save: $71.38 (42%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Pipe, Transmission Oil Cooler; Line
- Replaced by: 86584017
Fits the following Chevrolet Models:
- Silverado 1500 | 2019-2023 | Custom Trail Boss, High Country, LT, LT Trail Boss, LTZ, PPV, RST, WT, ZR2 | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
- Silverado 1500 LTD | 2022 | Custom Trail Boss, High Country, LT Trail Boss, LTZ, RST | 8 Cyl 6.2 L GAS
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Chevrolet Rear Pipe Assembly Part Number: 92236246
$72.65 MSRP: $119.69
You Save: $47.04 (40%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Pipe, Transmission Oil Cooler
Fits the following Chevrolet Models:
- Caprice | 2012-2017 | PPV | 6 Cyl 3.6 L FLEX
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Chevrolet Cooler Pipe Part Number: 23212375
$110.98 MSRP: $173.81
You Save: $62.83 (37%)
ADD TO CART
Product Specifications
- Other Name: Pipe, Transmission Oil Cooler; Transmission Oil Cooler Line
Fits the following Chevrolet Models:
- Corvette | 2015-2019 | Grand Sport, Z06 | 8 Cyl 6.2 L GAS
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Chevrolet Cooler Line Part Number: 42439448
$52.35 MSRP: $89.06
You Save: $36.71 (42%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Pipe, Transmission Oil Cooler; Line
- Replaces: 42353337
Fits the following Chevrolet Models:
- Spark | 2016-2022 | ACTIV, LS, LT | 4 Cyl 1.4 L GAS
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Chevrolet Inlet Pipe, Upper Part Number: 20987030
$51.63 MSRP: $87.90
You Save: $36.27 (42%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Pipe Assembly-Transmission Fluid Cooler Upper; Pipe, Transmission Oil Cooler
- Position: Upper
- Replaces: 20877554
Fits the following Chevrolet Models:
- Silverado 2500 HD | 2011-2014 | LT, LTZ, WT | 8 Cyl 6.6 L DIESEL
- Silverado 3500 HD | 2011-2014 | LT, LTZ, WT | 8 Cyl 6.6 L DIESEL
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Chevrolet Pipe Assembly Part Number: 84467773
$47.69 MSRP: $78.56
You Save: $30.87 (40%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Pipe Assembly-Transmission Fluid Cooler; Pipe, Transmission Oil Cooler
- Replaces: 84114831, 84544494, 84311828
Fits the following Chevrolet Models:
- Equinox | 2018-2024 | L, LS, LT, Premier, RS | 4 Cyl 1.5 L GAS, 4 Cyl 1.6 L DIESEL, 4 Cyl 2.0 L GAS
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Chevrolet Inlet Tube Part Number: 85129499
$37.26 MSRP: $61.39
You Save: $24.13 (40%)
ADD TO CART
Product Specifications
- Other Name: Pipe Assembly-Transmission Fluid Cooler Inlet; Line; Pipe, Transmission Oil Cooler
- Replaced by: 42864814
Fits the following Chevrolet Models:
- Malibu | 2019-2024 | L, LS, LT, RS | 4 Cyl 1.5 L GAS
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Chevrolet Line Part Number: 23465080
$28.60 MSRP: $45.40
You Save: $16.80 (37%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Pipe Assembly-Transmission Fluid Cooler; Pipe, Transmission Oil Cooler
Fits the following Chevrolet Models:
- Camaro | 2017-2019 | LS, LT | 6 Cyl 3.6 L GAS
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Chevrolet Outlet Hose Part Number: 84389088
$57.11 MSRP: $90.63
You Save: $33.52 (37%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Pipe, Transmission Oil Cooler; Transmission Oil Cooler Line; Hose & Tube Assembly; Oil Outlet Tube; Line
- Replaced by: 86584621
Fits the following Chevrolet Models:
- Blazer | 2019-2024 | Base, LT, Premier, RS | 6 Cyl 3.6 L GAS
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Chevrolet Hose & Tube Assembly Part Number: 84974082
$122.44 MSRP: $201.66
You Save: $79.22 (40%)
ADD TO CART
Product Specifications
- Other Name: Pipe, Transmission Oil Cooler; Line
- Replaced by: 86531996
Fits the following Chevrolet Models:
- Express 2500 | 2021 | Base, LS, LT | 8 Cyl 6.6 L GAS
- Express 3500 | 2021 | Base, LS, LT | 8 Cyl 6.6 L GAS
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Chevrolet Line Part Number: 84501968
$109.27 MSRP: $173.48
You Save: $64.21 (38%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Pipe, Transmission Oil Cooler; Transmission Oil Cooler Line
- Replaced by: 86531999
- Replaces: 84375051
Fits the following Chevrolet Models:
- Express 2500 | 2021-2023 | Base, LS, LT
- Express 3500 | 2021-2023 | Base, LS, LT
View related parts
Chevrolet Line Part Number: 84075819
$74.89 MSRP: $117.30
You Save: $42.41 (37%)
Product Specifications
- Other Name: Pipe, Transmission Oil Cooler; Transmission Oil Cooler Line
Fits the following Chevrolet Models:
- Colorado | 2015-2016 | LT, WT, Z71 | 6 Cyl 3.6 L GAS

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Chevrolet Automatic Transmission Oil Cooler Line

Choose OEM Automatic Transmission Oil Cooler Line, 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 Chevrolet'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 Chevrolet Automatic Transmission Oil Cooler Line. You can shop at highly competitive prices and protect your budget. All our genuine Chevrolet parts include a dependable manufacturer's warranty. You'll also appreciate our straightforward return policy and swift delivery services for extra convenience.

Chevrolet Automatic Transmission Oil Cooler Line Parts and Q&A

Cooler Pipe
15264588
Q: How to replace the auxiliary automatic transmission oil cooler line on Chevrolet Impala?
A:
The task to replace the auxiliary automatic transmission (AT) oil cooler hose begins with supporting and lifting the vehicle to establish adequate space around transaxle oil cooler pipes and hoses to prevent fluid leaks through wear or damage. First remove both auxiliary Transmission Oil Cooler lines from the support clip followed by detaching the inlet line from the transmission and the outlet line from the lower radiator side tank. As the next step remove all inlet and outlet Transmission Oil Cooler lines attached to the auxiliary system. After connecting the inlet and outlet lines to the auxiliary Transmission Oil Cooler users need to install their components to the support clip and . Proceed with reattaching the outlet line to the lower radiator side tank followed by the inlet line connection to the transmission. Then lower the vehicle. It is necessary to avoid filling the transaxle past its limit because excessive fluid will create foam and lead to fluid leakage and shift problems and subsequent damage. Set the fluid level after completion.
Oil Cooler Line
22611448
Q: How to Properly Service the Automatic Transmission Oil Cooler Line on Chevrolet Malibu?
A:
Automatic transmission oil cooler pipes must be replaced by double-wrapped and brazed steel pipe following gm specification 123m or equivalent to produce double-flared pipes. A vehicle lift helps to steadily position the vehicle for pipe work while you should place a catch pan under it. The procedure for replacing automatic transmission oil cooler pipes starts by removing transaxle oil cooler hoses then moving on to disassemble the transaxle oil cooler pipe fittings at the radiator followed by the transaxle oil cooler pipe clip bolt until the transaxle oil cooler pipes can be removed from the system. The installation requires proper thread engagement to prevent leaks before you install the transaxle oil cooler pipes with the clip bolt secured to 4 nm (27 inch lbs.). Install the transaxle oil cooler pipe fittings to the radiator while torquing them to 45 nm (33 ft. Lbs.) before attaching the hoses to these fittings. The transaxle will operate better when the vehicle is lowered and the transmission tank is not filled beyond its recommended mark to prevent foam development and subsequent fluid loss along with shifting issues and component damage. Afterward check both the transmission fluid level as well as inspect whether all repairs were done correctly before searching for fluid leaks.