🔧 Radiator Hose - Replacement

This job replaces the coolant hose that carries engine coolant to or from the radiator. On your Equinox, the hose is a critical part of the cooling system, so the main goals are to safely drain coolant, swap the hose, and refill the system without trapping air.

Difficulty Level: Intermediate | Estimated Time: 1.5-2.5 hours

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⚠️ Safety & Precautions

• Never open the cooling system when the engine is hot. Hot coolant can spray out under pressure.
• Let the engine cool completely before starting.
• Use jack stands if you raise the vehicle. Never rely on a floor jack alone.
• Coolant is toxic. Keep it away from children, pets, and painted surfaces.
• Battery disconnect is not required for this repair.
• If your Equinox has a hose with a quick-connect fitting, do not pry hard on the plastic tabs. They can break easily.

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🔧 Required Tools

You'll need the following tools for this repair:

• Ratchet
• 8mm socket
• 10mm socket
• Flat-blade screwdriver
• Hose clamp pliers
• Drain pan
• Funnel
• Coolant fill funnel (specialty)
• Jack and jack stands rated for vehicle weight
• Safety glasses
• Nitrile gloves
• Shop towels

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🔩 Required Parts

HowToo sells all the parts you need for this repair:

• Radiator hose - Qty: 1
• Hose clamps - Qty: 2
• Dex-Cool coolant - Qty: 1-2 gallons
• Distilled water - Qty: 1 gallon

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📋 Before You Begin

• Park on level ground and set the parking brake.
• Let the engine cool completely.
• Place a drain pan under the radiator area.
• If the front of the vehicle needs to be raised, support it with jack stands.
• Have a coolant mix ready if you are using concentrate. Use the correct coolant spec for your vehicle.

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🔨 Step-by-Step Instructions

Follow these steps in order:

Step 1: Relieve coolant pressure

• Make sure the engine is fully cool.
• Slowly remove the coolant reservoir cap to release any remaining pressure.
• Open it slowly.

Step 2: Drain enough coolant

• Use a drain pan under the radiator.
• If your Equinox has a radiator drain, open it carefully with a flat-blade screwdriver or by hand if equipped with a hand-style petcock.
• Drain enough coolant so the hose you are replacing sits below the coolant level.
• Close the drain once coolant level is low enough.

Step 3: Access the radiator hose

• If needed, remove the upper air intake duct or engine cover using an 8mm socket or 10mm socket.
• Move any clips or wiring retainers aside gently.
• Take a photo first.

Step 4: Remove the old hose

• Use hose clamp pliers to move the spring clamps away from the hose ends.
• Twist the hose gently to break it loose.
• Pull the hose off the radiator neck and engine fitting.
• If it is stuck, use a flat-blade screwdriver very carefully to help lift the edge.
• Do not scratch the aluminum or plastic fittings.

Step 5: Install the new hose

• Compare the new hose to the old one before installing it.
• Slide the clamps onto the hose first.
• Push the hose fully onto each fitting until it seats against the stop.
• Position the clamps in the same spot as the original hose.
• If your replacement uses worm clamps, snug them evenly with a ratchet or screwdriver until secure.

Step 6: Reinstall removed parts

• Put back the air duct, covers, or clips you removed.
• Use the 8mm socket or 10mm socket for any fasteners you removed.
• Make sure nothing rubs.

Step 7: Refill the cooling system

• Use a funnel or coolant fill funnel (specialty) to refill the system with the correct coolant mix.
• Fill the coolant reservoir to the proper mark.
• Leave the cap off if using a spill-free funnel during bleeding.

Step 8: Bleed air from the system

• Start the engine and let it idle.
• Turn the heater to full hot and low fan speed.
• Watch coolant level and add as needed while air bubbles come out.
• Once the engine reaches operating temperature and the heater blows hot, reinstall the reservoir cap.
• Torque: No torque spec applies to the hose itself; clamp tension is set by the clamp design.

Step 9: Check for leaks

• Inspect both hose ends for seepage while the engine is running.
• Shut the engine off and check again after a short cool-down.
• Add coolant if the level drops after bleeding.

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✅ After Repair

• Drive the vehicle until fully warm and verify the temperature stays normal.
• Recheck coolant level after the engine cools completely.
• Inspect the hose again for leaks over the next few days.
• If the temperature warning light comes on, stop driving and recheck coolant level immediately.

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💰 DIY vs Shop Cost

Shop Cost: $220-$480 (parts + labor)

DIY Cost: $35-$120 (parts only)

You Save: $185-$360 by doing it yourself!

Shop labor rates vary but typically run $100-$150/hour. This repair takes a shop approximately 1.5-2.5 hours.

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🎯 Ready to get started?

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