🔧 Radiator Hose - Replacement

This guide covers replacing the radiator hose on your Equinox. I’m assuming you mean the upper radiator hose, since that is the most commonly replaced one; if you meant the lower hose, the clamp-and-fill process is similar. The key is to work with a cold engine, keep dirt out of the cooling system, and refill/bleed the coolant correctly so the engine does not overheat.

Difficulty Level: Beginner | Estimated Time: 1-2 hours

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⚠️ Safety & Precautions

• Only work on a completely cold engine. Hot coolant can cause severe burns.
• Do not open the pressure cap when the cooling system is hot.
• Keep coolant away from pets and children. It is poisonous.
• Use jack stands if you need extra access under the front of the vehicle. Never rely on a jack alone.
• Disconnect the negative battery cable only if you need extra safety while moving near the cooling fan area.
• If the electric cooling fan starts unexpectedly, keep hands and tools clear.

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🔧 Required Tools

You'll need the following tools for this repair:

• Flat-blade screwdriver
• Hose clamp pliers (specialty)
• Ratchet
• 10mm socket
• Drain pan
• Funnel
• Shop towels
• Safety glasses
• Nitrile gloves
• Jack stands
• Floor jack (rated 3-ton minimum)

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🔩 Required Parts

HowToo sells all the parts you need for this repair:

• Radiator hose - Qty: 1
• Coolant - Qty: 1 to full refill
• Hose clamps - Qty: 2

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📋 Before You Begin

• Park on level ground and set the parking brake.
• Let the engine cool fully before starting.
• Open the hood and remove the coolant reservoir cap only after the engine is cold.
• Place a drain pan under the front of the vehicle to catch spilled coolant.
• Tip: Take a photo of the hose routing first.

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🔨 Step-by-Step Instructions

Follow these steps in order:

Step 1: Relieve coolant pressure and drain a little coolant

• Use a rag to slowly remove the coolant reservoir cap on the cold engine.
• Place the drain pan below the radiator area.
• If needed, use pliers to loosen the lower hose clamp slightly and drain enough coolant to drop the level below the hose you are replacing.
• Do not drain more than necessary.

Step 2: Remove the old hose

• Use hose clamp pliers or a flat-blade screwdriver to open the hose clamps.
• Slide the clamps back on the hose.
• Twist the hose gently to break it free, then pull it off the radiator neck and engine fitting.
• Tip: Twist first, then pull.

Step 3: Clean the fittings

• Use shop towels to clean the radiator neck and engine pipe.
• Make sure there is no old rubber stuck on the metal or plastic fittings.
• Inspect the necks for cracks or rough edges before installing the new hose.

Step 4: Install the new hose

• Compare the new hose to the old one before installing it.
• Push the hose fully onto both fittings until it seats against the stop.
• Position the clamps in the same place as the originals, behind the bead on each fitting.
• Use hose clamp pliers or a flat-blade screwdriver to secure the clamps.
• Torque to snug only for worm-gear style clamps; do not crush the hose.

Step 5: Refill the cooling system

• Use a funnel to refill with the correct coolant mix.
• Fill the reservoir to the proper mark.
• Leave the cap off for the initial bleed if your service access allows it.
• Tip: Pour slowly to reduce air pockets.

Step 6: Bleed air from the system

• Start the engine and let it idle.
• Turn the heater to full hot and fan on low.
• Watch coolant level and add more as needed.
• Let the engine warm up until the thermostat opens and upper hose gets hot.
• Check for bubbles, then install the reservoir cap.

Step 7: Check for leaks

• Use a flashlight to inspect both ends of the hose.
• Look for drips at the clamps and around the radiator neck.
• Shut the engine off and recheck the level after it cools.

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✅ After Repair

• Test drive the vehicle and watch the temperature gauge.
• Recheck coolant level after the engine cools completely.
• Inspect for leaks again the next day.
• If the temperature rises above normal, stop driving and recheck for air in the system.

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💰 DIY vs Shop Cost

Shop Cost: $180-$350 (parts + labor)

DIY Cost: $35-$90 (parts only)

You Save: $145-$260 by doing it yourself!

Shop labor rates vary but typically run $100-$150/hour. This repair takes a shop approximately 1-2 hours.

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🎯 Ready to get started?

HowToo makes it easy: same-day/2-day shipping on every part, plus all the tools and specialty tools you need! Check out the parts and tools sections below to add everything to your cart.