How to replace the Transmission Oil Cooler for the 4L60-E/4L65-E on 2005 GMC Sierra 3500?

In order to swap the auxiliary cooler of the transmission fluid of the 4L60-E/4L65-E, it is necessary to take away the front grill assembly and de-plumb the transmission oil cooler lines. Un screw the cooler bolts and push pins and remove the cooler. Installation Reinstallation is done by attaching it and reconnecting the lines and reinstalling the front grill assembly.

OEM 2005 GMC Sierra 3500 Transmission Oil Cooler

Trans Oil Cooler

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2 Transmission Oil Coolers found

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2005 GMC Sierra 3500 Transmission Cooler Part Number: 89040217
$405.85 MSRP: $606.65
You Save: $200.80 (34%)
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Product Specifications
- Other Name: Cooler, Engine Oil Cooler; Automatic Transmission Oil Cooler; Cooler, Transmission Oil Cooler
- Replaces: 15767445, 15170221
- Item Weight: 2.30 Pounds
- Item Dimensions: 17.6 x 13.0 x 6.5 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 89040217
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2005 GMC Sierra 3500 Submodels:
- Base, SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
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2005 GMC Sierra 3500 Transmission Cooler Part Number: 20880895
$192.30 MSRP: $287.45
You Save: $95.15 (34%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Cooler, Transmission Oil; Automatic Transmission Oil Cooler; Auxiliary Cooler; Cooler; Cooler, Transmission Oil Auxiliary; Cooler, Transmission Oil Cooler
- Replaces: 15124639, 25891509, 25877162, 15019344, 15097192, 15015464
- Item Weight: 2.30 Pounds
- Item Dimensions: 44.7 x 12.7 x 36.7 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 20880895
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2005 GMC Sierra 3500 Submodels:
- Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS

2005 GMC Sierra 3500 Transmission Oil Cooler

With a comprehensive array of OEM 2005 GMC Sierra 3500 Transmission Oil Cooler, from fuel pumps to door handles, our website is a one-stop-shop for your needs. All our genuine 2005 GMC Sierra 3500 Transmission Oil Cooler are backed by the manufacturer's warranty and are offered at competitive prices in the market. Rest assured, you can shop with complete confidence.

2005 GMC Sierra 3500 Transmission Oil Cooler Parts and Q&A

Q: How to replace the Transmission Oil Cooler for the 4L60-E/4L65-E on 2005 GMC Sierra 3500?
A: In order to swap the auxiliary cooler of the transmission fluid of the 4L60-E/4L65-E, it is necessary to take away the front grill assembly and de-plumb the transmission oil cooler lines. Un screw the cooler bolts and push pins and remove the cooler. Installation Reinstallation is done by attaching it and reconnecting the lines and reinstalling the front grill assembly.