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2001-2004 Toyota Sequoia Radiator Replacement

Use this guide to replace the radiator in your...

iFixit Library 2001-2004 Toyota Sequoia Moderate 1 - 2 hours Guide 48952

Licensed iFixit integration

This attributed iFixit guide is displayed through Fixonic's recorded commercial API permission. iFixit remains the independent source and author of the procedure.

Guide overview

Before you begin

Use this guide to replace the radiator in your 2001-2004 Toyota Sequoia. This process should be very similar for other cars featuring the 2UZ-FE 4.7 L V8 engine, such as the 2000-2004 Toyota Tundra.

Step 1

Repair step

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Use a 10 mm socket to loosen the nut securing the negative battery terminal.
Pull the negative terminal up and away from the battery.

Step 2

Repair step

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Use a 12 mm socket to remove the 8 bolts securing the skid plate to the under side of the car.
Carefully remove the skid plate.

Step 3

Repair step

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TOOL USED ON THIS STEP Catch Pan Referenced by the iFixit guide

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Drain the radiator of all coolant by removing the radiator drain plug located on the back of the lower right side of the radiator.
The plug should come loose with a slight pull.
The radiator is rated at 14.3 quarts, so be prepared with a large catch pan!

Step 4

Repair step

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Use a 10 mm socket to remove the two nuts securing the engine cover to the engine.
Gently lift the engine cover up and away from the engine.

Step 5

Repair step

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Use a 10 mm socket to remove the bolt securing the AC hose clamp to the engine.

Step 6

Repair step

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TOOL USED ON THIS STEP Phillips #1 Screwdriver Referenced by the iFixit guide

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Use a Phillips screwdriver to loosen the two clamps that secures the intake tube to the air filter box.
Disconnect the IAT (intake air temperature) sensor.
Pull the tube up and out of the way.

Step 7

Repair step

No step image supplied by iFixit.

Use a pair of pliers to pinch and slide back the two clamps securing the main radiator hose.
Remove the hose between the radiator and the inlet tube.
The tube should come free with a bit of pulling and twisting.

Step 8

Repair step

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Do the same thing on the passenger side.

Step 9

Repair step

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Disconnect the overflow tube.

Step 10

Repair step

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Remove the four 10 mm bolts that secure the fan shroud to the radiator.

Step 11

Repair step

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Remove the four 12 mm bolts securing the radiator to the chassis. (2" extension will help.
The radiator is still supported by a few slots and tabs, but it's still a good idea to support the radiator from below.

Step 12

Repair step

No step image supplied by iFixit.

TOOL USED ON THIS STEP Catch Pan Referenced by the iFixit guide

View item

Use a pair and pliers to pinch and pull back the two clamps securing the transmission cooler hoses to the radiator.
Use a pair and pliers to pinch and pull back the clamp securing the lower radiator hose on the back of the lower left side of the radiator.
Disconnect the three hoses from the radiator.
It's a good idea to have your catch pan ready to catch any remaining coolant.

Step 13

Repair step

No step image supplied by iFixit.

Push the fan shroud towards the engine, and pull the radiator up and out of the engine bay.