how to fix a leaky radiator in my Volvo XC60 536 (2017-Present)

Solution

1. Preparation

• Gather tools and materials.
• Ensure the engine is cool.
• Disconnect the battery to avoid electrical issues.
• Tools Required: Screwdrivers, socket set, coolant catch pan, pressure tester.

2. Drain Coolant

• Place a catch pan under the radiator drain plug.
• Open the drain plug and allow the coolant to fully drain.
• Dispose of coolant properly according to local regulations.

3. Remove Radiator

• Disconnect the upper and lower radiator hoses using a hose clamp tool or screwdriver.
• Remove any mounting bolts securing the radiator.
• If equipped, disconnect the transmission cooler lines from the radiator (use a wrench).
• Carefully lift the radiator out of the engine bay.

4. Inspect and Repair

• Examine the radiator for visible damage or leaks.
• If minor, repair the leak with a radiator sealant, following product instructions.
• For significant damage, replace the radiator with a new one.

5. Install New or Repaired Radiator

• Position the new or repaired radiator into the engine bay.
• Reinstall any mounting bolts, tightening them to manufacturer specifications.
• Reconnect the upper and lower radiator hoses.
• Reconnect any transmission cooler lines, if applicable.

6. Refill Coolant

• Close the drain plug.
• Fill the radiator with the appropriate type of coolant using a funnel.
• Start the engine and allow it to reach operating temperature, checking for leaks.

7. Final Checks

• After the engine has cooled, check the coolant level again and top off if necessary.
• Reconnect the battery.