How to Service and Repair the Transmission Oil Cooler on Cadillac CTS?

Begin the Auxiliary Automatic Transmission (AT) Transmission Oil Cooler replacement by removing the front air deflector followed by disconnecting the inlet and outlet lines. Start by removing the auxiliary transmission oil cooler mounting bolts before taking out the auxiliary transmission oil cooler. When installing the auxiliary transmission oil cooler begin by installing the auxiliary transmission oil cooler mounting bolts then torque them to 6.5 Nm (58 inch lbs.). Reinstall the front air deflector after you connect the auxiliary transmission oil cooler outlet line to its respective inlet line. Check the transmission fluid level and look for any signs of leakage on the auxiliary transmission oil cooler.

How to replace the Transmission Oil Cooler on a 6L50/6L80/6L90 automatic transmission on Cadillac Escalade?

To remove and replace the transmission fluid auxiliary cooler for a 6l50/6l80/6l90 automatic transmission, click to view details. Remove the auxiliary Transmission Oil Cooler bolts, and push pins, disconnect the Transmission Oil Cooler lines from the auxiliary cooler, and take the auxiliary Transmission Oil Cooler off the vehicle. For installation, reposition the auxiliary transmission oil coolers back in its' position and install the bolts and push pins to hold the Transmission Oil Cooler in position to the radiator brace by tightening the bolt to 12 n.m (9 lb ft). Next you need to reconnect the Transmission Oil Cooler lines to the auxiliary cooler and finally reinstall the front grill assembly.

How to replace the auxiliary transmission oil cooler (TOC) on Cadillac XLR?

The first step for Transmission Oil Cooler replacement requires vehicle elevation and suspension support. First remove the wheelhouse panel while you disconnect the auxiliary lower transmission line that runs to the Transmission Oil Cooler. Take the lower Transmission Oil Cooler line and the Radiator to auxiliary Transmission Oil Cooler line off the Transmission Oil Cooler. You should remove the Transmission Oil Cooler retaining bolts followed by extracting the Transmission Oil Cooler from the vehicle. When inserting the auxiliary Transmission Oil Cooler into the vehicle position it and tighten its bolts to 25 n.m (18 lb ft). Beginning with the installation of the auxiliary Transmission Oil Cooler retaining bolts, continue the process through Radiator to Transmission Oil Cooler line installation on auxiliary Transmission Oil Cooler before attending to the lower Transmission Oil Cooler line. Once done, you can place the wheelhouse panel back into position and perform the vehicle lowering procedure while completing fluid transmission filling.

OEM Cadillac Transmission Oil Cooler

Trans Oil Cooler

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34 Transmission Oil Coolers found

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Cadillac Transmission Cooler
Part Number: 19130449
$266.65 MSRP: $398.59
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Product Specifications
- Other Name: Cooler, Transmission Oil Cooler; Automatic Transmission Oil Cooler
- Replaces: 89022522
Fits the following Cadillac Models:
- SRX | 2004-2009 | Base | 6 Cyl 3.6 L GAS, 8 Cyl 4.6 L GAS
- STS | 2005-2011 | Base, Platinum | 6 Cyl 3.6 L GAS, 8 Cyl 4.6 L GAS
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Cadillac Heat Exchanger
Part Number: 24294528
$172.96 MSRP: $272.08
You Save: $99.12 (37%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Exchanger Assembly-Automatic Transmission Fluid Cooling; Cooler; Exchanger, Transmission Oil Cooler
Fits the following Cadillac Models:
- LYRIQ | 2023-2024 | Luxury, Sport, Tech | BATTERY EV (EV/BEV)
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Cadillac Transmission Cooler
Part Number: 24287469
$83.96 MSRP: $131.49
You Save: $47.53 (37%)
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Product Specifications
- Other Name: Exchanger Assembly-Automatic Transmission Fluid Cooling; Exchanger, Transmission Oil Cooler
Fits the following Cadillac Models:
- CT4 | 2020-2024 | Luxury, Premium Luxury, Sport | 4 Cyl 2.0 L GAS
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Cadillac Heat Exchanger
Part Number: 24047702
$62.60 MSRP: $98.04
You Save: $35.44 (37%)
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Product Specifications
- Other Name: Exchanger Assembly-Automatic Transmission Fluid Cooling; Cooler; Exchanger, Transmission Oil Cooler
Fits the following Cadillac Models:
- LYRIQ | 2023-2024 | Luxury, Sport, Tech | BATTERY EV (EV/BEV)
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Cadillac Heat Exchanger
Part Number: 24291214
$82.66 MSRP: $129.44
You Save: $46.78 (37%)
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Product Specifications
- Other Name: Exchanger Assembly-Automatic Transmission Fluid Cooling; Exchanger, Transmission Oil Cooler
Fits the following Cadillac Models:
- CT4 | 2020-2024 | Premium Luxury, V | 4 Cyl 2.7 L GAS
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Cadillac Transmission Cooler
Part Number: 22891982
$182.67 MSRP: $273.05
You Save: $90.38 (34%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Cooler Assembly-Transmission Fluid Auxiliary; Automatic Transmission Oil Cooler; Oil Cooler; Cooler, Transmission Oil Cooler
Fits the following Cadillac Models:
- ATS | 2013-2015 | Base, Luxury, Performance, Premium | 4 Cyl 2.0 L GAS, 6 Cyl 3.6 L FLEX
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Cadillac Transmission Cooler
Part Number: 84469559
$220.01 MSRP: $328.87
You Save: $108.86 (34%)
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Product Specifications
- Other Name: Cooler Assembly-Transmission Fluid Auxiliary; Oil Cooler; Cooler, Transmission Oil Cooler
Fits the following Cadillac Models:
- CT6 | 2019-2020 | Platinum, V | 8 Cyl 4.2 L GAS
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Cadillac Transmission Cooler
Part Number: 84742545
$149.97 MSRP: $224.17
You Save: $74.20 (34%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Cooler Assembly-Transmission Fluid Auxiliary; Oil Cooler; Cooler, Transmission Oil Cooler
- Replaced by: 42910197
Fits the following Cadillac Models:
- CT4 | 2022-2024 | V Blackwing | 6 Cyl 3.6 L GAS
- CT5 | 2020-2024 | Luxury, Premium Luxury, Sport, V, V Blackwing | 4 Cyl 2.0 L GAS, 6 Cyl 3.0 L GAS, 8 Cyl 6.2 L GAS
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Cadillac Transmission Cooler
Part Number: 84732706
$135.15 MSRP: $202.01
You Save: $66.86 (34%)
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Product Specifications
- Other Name: Cooler Assembly-Transmission Fluid Auxiliary; Oil Cooler; Cooler, Transmission Oil Cooler
- Replaced by: 86540125
- Replaces: 84511255
Fits the following Cadillac Models:
- CT4 | 2021-2024 | Luxury, Premium Luxury, Sport, V | 4 Cyl 2.0 L GAS, 4 Cyl 2.7 L GAS
- CT5 | 2021-2022 | Luxury, Premium Luxury, Sport | 4 Cyl 2.0 L GAS
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Cadillac Transmission Cooler
Part Number: 84578452
$139.78 MSRP: $208.94
You Save: $69.16 (34%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Cooler Assembly-Transmission Fluid Auxiliary; Oil Cooler; Cooler, Transmission Oil Cooler
- Replaced by: 85822147
Fits the following Cadillac Models:
- Escalade | 2023 | V | 8 Cyl 6.2 L GAS
- Escalade ESV | 2023 | V | 8 Cyl 6.2 L GAS
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Cadillac Transmission Cooler
Part Number: 52484146
$15.73 MSRP: $124.96
You Save: $109.23 (88%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Cooler Assembly, Transmission Fluid; Oil Cooler; Oil Cooler Core; Cooler Assembly; Cooler; Cooler, Transmission Oil Cooler
- Replaces: 52470517
Fits the following Cadillac Models:
- DeVille | 1996-1999 | Base, Concours, d'Elegance | 8 Cyl 4.6 L GAS
- Eldorado | 1992-2000 | Base, ESC, ETC, Touring | 8 Cyl 4.6 L GAS, 8 Cyl 4.9 L GAS
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Cadillac Transmission Cooler
Part Number: 52487851
$69.90 MSRP: $230.58
You Save: $160.68 (70%)
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Product Specifications
- Other Name: Cooler Assembly, Transmission Fluid; Oil Cooler; Cooler Assembly; Cooler, Transmission Oil Cooler
- Replaces: 03059134, 03090586, 3090586, 52461116, 3059134
Fits the following Cadillac Models:
- DeVille | 1987-1990 | Base, d'Elegance, Touring | 8 Cyl 4.1 L GAS, 8 Cyl 4.5 L GAS
- Fleetwood | 1987-1990 | 60 Special, 75, 75 Formal, Base, d'Elegance | 8 Cyl 4.1 L GAS, 8 Cyl 4.5 L GAS
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Cadillac Oil Cooler Assembly
Part Number: 52456445
Product Specifications
- Other Name: Cooler, Power Steering Fluid; Cooler Assembly; Cooler, Transmission Oil Cooler
Fits the following Cadillac Models:
- Seville | 1990 | Base, STS | 8 Cyl 4.5 L GAS
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Cadillac Transmission Cooler
Part Number: 25740120
Product Specifications
- Other Name: Cooler, Transmission Fluid Auxiliary; Cooler, Transmission Oil Cooler
Fits the following Cadillac Models:
- CTS | 2003-2004 | Base, Luxury, Luxury Sport | 6 Cyl 3.2 L GAS
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Cadillac Transmission Cooler
Part Number: 88957425
Product Specifications
- Other Name: Cooler, Transmission Oil Cooler; Automatic Transmission Oil Cooler
Fits the following Cadillac Models:
- SRX | 2004-2008 | Base | 6 Cyl 3.6 L GAS, 8 Cyl 4.6 L GAS
- STS | 2005-2006 | Base | 6 Cyl 3.6 L GAS, 8 Cyl 4.6 L GAS
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Cadillac Transmission Cooler
Part Number: 52493050
Product Specifications
- Other Name: Cooler Assembly, Transmission Fluid; Cooler, Transmission Oil Cooler
Fits the following Cadillac Models:
- Eldorado | 2001-2002 | ESC, ETC | 8 Cyl 4.6 L GAS
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Cadillac Oil Cooler Core
Part Number: 52471615
Product Specifications
- Other Name: Cooler Assembly, Transmission Oil; Cooler, Transmission Oil Cooler
Fits the following Cadillac Models:
- DeVille | 1996 | Base, Concours, d'Elegance | 8 Cyl 4.6 L GAS
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Cadillac Transmission Cooler
Part Number: 52461250
Product Specifications
- Other Name: Cooler, Transmission Oil Cooler; Oil Cooler Assembly; Oil Cooler Core; Cooler Assembly
Fits the following Cadillac Models:
- DeVille | 1994-1995 | Base, Concours | 8 Cyl 4.6 L GAS, 8 Cyl 4.9 L GAS
- Eldorado | 1992-1993 | Base, Touring | 8 Cyl 4.9 L GAS
- Seville | 1991-1993 | Base, STS | 8 Cyl 4.6 L GAS, 8 Cyl 4.9 L GAS
View More
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Cadillac Oil Cooler Assembly
Part Number: 3058200
Product Specifications
- Other Name: Cooler Assembly; Cooler, Transmission Oil Cooler
Fits the following Cadillac Models:
- Seville | 1986-1989 | Base, Elegante, STS | 8 Cyl 4.1 L GAS, 8 Cyl 4.5 L GAS
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Cadillac Transmission Cooler
Part Number: 10385350
Product Specifications
- Other Name: Cooler Assembly-Transmission Fluid Auxiliary; Oil Cooler; Cooler, Transmission Oil Cooler
Fits the following Cadillac Models:
- XLR | 2006-2009 | V | 8 Cyl 4.4 L GAS

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1-20 of 34 Results

Cadillac Transmission Oil Cooler Parts Questions & Experts Answers

Transmission Cooler
25740120
Q: How to Service and Repair the Transmission Oil Cooler on Cadillac CTS?
A: Begin the Auxiliary Automatic Transmission (AT) Transmission Oil Cooler replacement by removing the front air deflector followed by disconnecting the inlet and outlet lines. Start by removing the auxiliary transmission oil cooler mounting bolts before taking out the auxiliary transmission oil cooler. When installing the auxiliary transmission oil cooler begin by installing the auxiliary transmission oil cooler mounting bolts then torque them to 6.5 Nm (58 inch lbs.). Reinstall the front air deflector after you connect the auxiliary transmission oil cooler outlet line to its respective inlet line. Check the transmission fluid level and look for any signs of leakage on the auxiliary transmission oil cooler.
Transmission Cooler
20880895
Q: How to replace the Transmission Oil Cooler on a 6L50/6L80/6L90 automatic transmission on Cadillac Escalade?
A: To remove and replace the transmission fluid auxiliary cooler for a 6l50/6l80/6l90 automatic transmission, click to view details. Remove the auxiliary Transmission Oil Cooler bolts, and push pins, disconnect the Transmission Oil Cooler lines from the auxiliary cooler, and take the auxiliary Transmission Oil Cooler off the vehicle. For installation, reposition the auxiliary transmission oil coolers back in its' position and install the bolts and push pins to hold the Transmission Oil Cooler in position to the radiator brace by tightening the bolt to 12 n.m (9 lb ft). Next you need to reconnect the Transmission Oil Cooler lines to the auxiliary cooler and finally reinstall the front grill assembly.
Transmission Cooler
10385350
Q: How to replace the auxiliary transmission oil cooler (TOC) on Cadillac XLR?
A: The first step for Transmission Oil Cooler replacement requires vehicle elevation and suspension support. First remove the wheelhouse panel while you disconnect the auxiliary lower transmission line that runs to the Transmission Oil Cooler. Take the lower Transmission Oil Cooler line and the Radiator to auxiliary Transmission Oil Cooler line off the Transmission Oil Cooler. You should remove the Transmission Oil Cooler retaining bolts followed by extracting the Transmission Oil Cooler from the vehicle. When inserting the auxiliary Transmission Oil Cooler into the vehicle position it and tighten its bolts to 25 n.m (18 lb ft). Beginning with the installation of the auxiliary Transmission Oil Cooler retaining bolts, continue the process through Radiator to Transmission Oil Cooler line installation on auxiliary Transmission Oil Cooler before attending to the lower Transmission Oil Cooler line. Once done, you can place the wheelhouse panel back into position and perform the vehicle lowering procedure while completing fluid transmission filling.