🔧 Equinox - Rear Brake Pad Replacement

You’ll be replacing the rear brake pads on your Equinox and servicing the hardware so the brakes stop smoothly and quietly. This involves safely lifting the vehicle, removing the calipers, swapping pads and clips, then torquing everything to spec.

Difficulty Level: Beginner | Estimated Time: 2–3 hours

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⚠️ Safety & Precautions

• ⚠️ Always work on a cool brake system; hot rotors and calipers can burn you.
• ⚠️ Park on level ground, place the transmission in Park, and firmly apply the parking brake before jacking.
• ⚠️ Use a proper floor jack and jack stands; never rely on the jack alone.
• ⚠️ Wear safety glasses and gloves; brake dust and cleaner are harmful to eyes and skin.
• ⚠️ Do not press the brake pedal with a caliper removed; it can push the piston out.
• ⚠️ Keep grease and oil off pad friction surfaces and rotors; they must stay completely clean.
• ⚠️ Battery disconnect is not required for this job.

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🔧 Required Tools

You'll need the following tools for this repair:

• 🛠️ Floor jack (rated 3-ton minimum)
• 🛠️ Jack stands (rated 3-ton minimum, set of 2)
• 🛠️ Wheel chocks
• 🛠️ 19mm socket
• 🛠️ 13mm socket
• 🛠️ 18mm socket
• 🛠️ Breaker bar 1/2"
• 🛠️ Ratchet 3/8"
• 🛠️ Torque wrench 3/8" (up to 60 ft-lbs)
• 🛠️ Torque wrench 1/2" (up to 150 ft-lbs)
• 🛠️ C-clamp 6" or disc brake piston compressor tool
• 🛠️ Flathead screwdriver medium
• 🛠️ Wire brush small
• 🛠️ Bungee cord or coat hanger
• 🛠️ Shop rags
• 🛠️ Nitrile gloves
• 🛠️ Safety glasses

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🔩 Required Parts

HowToo sells all the parts you need for this repair:

• 🔩 Rear brake pad set (left and right) - Qty: 1 set (replace both sides)
• 🔩 Rear brake hardware kit (pad abutment clips) - Qty: 1 set
• 🔩 High-temperature synthetic brake grease - Qty: 1 small tube
• 🔩 Brake cleaner spray - Qty: 1–2 cans
• 🔩 Anti-seize compound - Qty: 1 small packet
• 🔩 Rear brake rotors - Qty: 2 (optional but recommended if worn, grooved, or below spec)
• 🔩 Caliper bracket bolts (rear) - Qty: 4 (optional, replace if badly rusted or damaged)
• 🔩 Caliper guide pin boots - Qty: 4 (optional, if torn or cracked)

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📋 Before You Begin

• 📝 Park your Equinox on a flat surface, set the parking brake, and place wheel chocks in front of the front wheels.
• 📝 Loosen the rear wheel lug nuts 1/2 turn with the 19mm socket before lifting the vehicle.
• 📝 Locate the rear jacking points on the pinch welds or use the rear subframe; always support with jack stands under solid frame points.
• 📝 Open the hood and remove the brake fluid reservoir cap, then set it loosely back in place to allow fluid to move when compressing pistons. Cover area with rag to catch spills.
• 📝 If the brake fluid is very full, use a clean syringe or turkey baster to remove a little so it does not overflow when pistons are pushed back.

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🔨 Step-by-Step Instructions

Follow these steps in order:

Step 1: Lift and secure the rear of the vehicle

• Use the 19mm socket and breaker bar to slightly loosen both rear wheel lug nuts if you haven’t already.
• Position the floor jack (rated 3-ton minimum) under the rear jacking point or rear subframe and raise the rear of the vehicle.
• Place jack stands (rated 3-ton minimum) under solid frame or pinch weld points on both sides and slowly lower the vehicle onto the stands.
• Double-check stability by gently rocking the vehicle by hand. If it moves, reposition stands.
• Remove the rear wheels completely using the 19mm socket.
• Torque spec for wheel installation later: 135 Nm (100 ft-lbs)

Step 2: Inspect and prepare the brake area

• Look at the rear caliper, pads, and rotor to understand how everything sits before removal.
• Use brake cleaner spray and a shop rag to clean loose dust from the caliper and bracket area.
• Visually check the rubber caliper hoses and boots for cracks or leaks.

Step 3: Remove the lower caliper bolts

• On one rear wheel, locate the two small caliper slide bolts on the back of the caliper.
• Use the 13mm socket and ratchet to remove the upper and lower caliper slide bolts.
• If the slide bolt spins, hold the slide pin with a wrench if needed (usually not required on this model).
• Set the bolts aside where you will not lose them.

Step 4: Remove and support the caliper

• Gently pry the caliper away from the bracket using a flathead screwdriver if it is stuck.
• Lift the caliper off the old pads and rotor.
• Use a bungee cord or coat hanger to hang the caliper from the suspension spring so it does not hang by the rubber hose. Never let caliper dangle.

Step 5: Remove the old pads and hardware

• Slide the inner and outer brake pads out of the caliper bracket by hand.
• Remove the metal pad clips (hardware) from the caliper bracket by pulling them out with your fingers or a flathead screwdriver.
• Note how the clips are oriented so you can match the new ones.

Step 6: (Optional) Remove caliper bracket and rotor

• If you are replacing or resurfacing the rotors, remove the caliper bracket.
• Use an 18mm socket and breaker bar to remove the two large caliper bracket bolts on the rear of the knuckle.
• Remove the caliper bracket and set it aside.
• Pull the rotor straight off the hub. If it is stuck, tap around the hat area with a rubber mallet or use a flathead screwdriver to work rust loose at the hub center.
• Use a wire brush small to clean the hub face where the rotor contacts; apply a very thin film of anti-seize compound to the hub face if desired.
• Install the new rotor onto the hub, holding it flat and flush. You can temporarily hold it with a lug nut finger-tight.
• Reinstall the caliper bracket using the 18mm socket.
• Torque caliper bracket bolts to 100 Nm (74 ft-lbs)

Step 7: Clean and prep the caliper bracket and slide pins

• If you did not remove the bracket earlier, clean it while it is still installed.
• Use the wire brush small to clean the areas where the pad hardware clips sit until bare metal is visible.
• Remove the caliper slide pins (one at a time) by pulling them out of the bracket.
• Wipe old grease off the slide pins with a shop rag and brake cleaner spray.
• Check the rubber slide pin boots for tears; replace if damaged.
• Apply a thin, even layer of high-temperature synthetic brake grease to each slide pin and reinstall into the bracket, making sure they move smoothly. Pins must slide freely.

Step 8: Install new hardware and pads on the bracket

• Install the new pad hardware clips into the caliper bracket by pressing them into place by hand until they snap in securely.
• Apply a very small amount of high-temperature synthetic brake grease on the sliding surfaces of the hardware clips where the pads will touch (not on pad friction material).
• Install the new inner and outer pads into the bracket, ensuring the friction surface faces the rotor.
• On your Equinox, the pad with the wear indicator (small metal tab) usually goes on the inside pad; match the old layout.

Step 9: Compress the caliper piston

• Take the hanging caliper and inspect the piston face and rubber boot for damage.
• Place an old pad over the piston surface inside the caliper.
• Position the C-clamp 6" or disc brake piston compressor tool over the back of the caliper and the old pad.
• Slowly tighten the C-clamp to push the piston back into the caliper until it is fully seated and flush.
• Watch the brake fluid reservoir under the hood to make sure it does not overflow; remove some fluid if needed.

Step 10: Reinstall the caliper over the new pads

• Remove the C-clamp and old pad from the caliper.
• Lower the caliper over the new pads and rotor, aligning the slide pin holes with the corresponding holes in the caliper ears.
• Install the caliper slide bolts by hand to avoid cross-threading.
• Use the 13mm socket and ratchet to tighten both slide bolts.
• Torque the caliper slide bolts to 31 Nm (23 ft-lbs)

Step 11: Repeat on the other rear wheel

• Repeat Steps 3 through 10 on the other rear side so pads and braking are even.
• Always replace brake pads in pairs.

Step 12: Reinstall wheels and lower the vehicle

• Reinstall each rear wheel onto the hub and start the lug nuts by hand.
• Use the 19mm socket to snug the lug nuts in a star pattern while the vehicle is still on stands.
• Use the floor jack to raise the vehicle slightly, remove the jack stands, and then lower the vehicle fully to the ground.
• Use the 19mm socket and torque wrench 1/2" to torque each lug nut in a star pattern.
• Torque wheel lug nuts to 135 Nm (100 ft-lbs)

Step 13: Final checks under the hood

• Check the brake fluid level in the reservoir; adjust to the “MAX” mark if needed using the correct brake fluid type printed on the cap.
• Clean any spilled fluid and securely reinstall the reservoir cap.

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✅ After Repair

• ✅ Sit in the driver’s seat and slowly press the brake pedal several times until it becomes firm. This seats the pads against the rotors.
• ✅ Verify the brake warning light is off on the dash.
• ✅ With the engine running, shift into Drive and gently test the brakes in your driveway or a safe open area at low speed.
• ✅ Listen for unusual noises (grinding, loud squeals) and check for any fluid leaks around the rear calipers.
• ✅ For the first 300–500 km, avoid hard braking when possible to allow the new pads to bed in smoothly. Use moderate stops during break-in.

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💰 DIY vs Shop Cost

Shop Cost: $300–$450 (parts + labor)

DIY Cost: $80–$150 (parts only)

You Save: $150–$300 by doing it yourself!

Shop labor rates vary but typically run $100–$150/hour. This repair takes a shop approximately 1.0–1.5 hours.

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🎯 Ready to get started?

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