🔧 Suburban - Rear Brake Pad Replacement

Replacing the rear brake pads restores braking power and prevents metal-to-metal damage to the rotors. On your Suburban, the rear brakes use a caliper (squeeze-type) over a rotor, with a separate drum-style parking brake inside the rotor “hat,” so we’ll keep the parking brake released during the job.

Difficulty Level: Intermediate | Estimated Time: 1.5-3.0 hours

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⚠️ Safety & Precautions

• 🛑 Work on level ground and chock the front wheels before lifting the rear.
• 🧯 Do not press the brake pedal while the caliper is off the rotor.
• 🔥 Brakes can be hot—let everything cool before starting.
• 🧷 Support the caliper with a hook/strap—don’t let it hang by the brake hose.
• 🅿️ Keep the parking brake fully released (parking brake shoes are inside the rotor).
• 🔋 Battery disconnect is not required for this repair.

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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)
• Wheel chocks
• Lug wrench or 22mm socket
• 3/8" drive ratchet
• 1/2" drive breaker bar
• 13mm socket
• 18mm socket
• Torque wrench (30-200 ft-lbs range)
• C-clamp (6" or larger)
• Flathead screwdriver
• Wire brush
• Bungee cord or mechanic’s hook
• Small drip pan
• Nitrile gloves
• Safety glasses

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🔩 Required Parts

HowToo sells all the parts you need for this repair:

• Rear brake pad set - Qty: 1
• Rear brake pad hardware kit (clips/shims) - Qty: 1
• Brake parts cleaner - Qty: 1 can
• Silicone brake lubricant - Qty: 1
• Rear brake rotors - Qty: 2 (replace if worn or pulsating)

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📋 Before You Begin

• 🧭 Park on level ground, shift to PARK, and fully release the parking brake.
• 🧱 Place wheel chocks in front of both front tires.
• 🔧 Slightly loosen the rear lug nuts using a lug wrench or 22mm socket before lifting.
• 📏 Lift the rear with a floor jack and set the frame on jack stands. Give the truck a gentle shake to confirm it’s stable.

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🔨 Step-by-Step Instructions

Follow these steps in order:

Step 1: Remove the rear wheel

• Use a lug wrench or 22mm socket to remove the lug nuts, then remove the wheel.
• Set the wheel under the frame rail as an extra safety backup.

Step 2: Locate the caliper bolts and bracket bolts

• You’ll see the caliper (the “clamp”) over the rotor.
• The smaller bolts on the back of the caliper are the guide/slider pin bolts (typically 13mm socket).
• The larger bolts holding the caliper bracket to the knuckle are typically 18mm socket.

Step 3: Remove the caliper (leave the bracket on for pad-only replacement)

• Place a small drip pan under the work area.
• Use a 13mm socket and 3/8" drive ratchet to remove the two caliper guide/slider bolts.
• Carefully lift the caliper off the bracket/rotor.
• Hang the caliper using a bungee cord or mechanic’s hook. Never stress the brake hose.

Step 4: Remove the old pads and hardware

• Slide the old inner and outer pads out of the bracket by hand. Use a flathead screwdriver gently if they’re stuck.
• Remove the old stainless hardware clips from the bracket (usually they pull off). Use a flathead screwdriver if needed.

Step 5: Clean and prep the bracket

• Spray the bracket pad-contact areas with brake parts cleaner (wear safety glasses).
• Use a wire brush to clean rust off the pad “rails” where the clips sit.
• Install the new hardware clips onto the bracket by hand (they should snap/seat flat).

Step 6: Compress the caliper piston

• The piston is the round “push” part inside the caliper that must be pressed back to fit new, thicker pads.
• Position an old pad against the piston face, then use a C-clamp (6" or larger) to slowly compress the piston fully back into the caliper.
• Go slowly and straight to avoid binding. Slow compression protects seals.

Step 7: Install the new pads

• Apply a thin film of silicone brake lubricant to the pad ears/tabs where they contact the hardware clips (not on friction material).
• Slide the new inner and outer pads into the bracket until they sit squarely.

Step 8: Reinstall the caliper

• Lower the caliper over the new pads/rotor by hand.
• Reinstall the caliper guide/slider bolts using a 13mm socket.
• Torque to 42 Nm (31 ft-lbs) using a torque wrench.

Step 9: Reinstall the wheel

• Put the wheel back on and hand-thread the lug nuts.
• Lower the truck so the tire just contacts the ground, then torque the lugs in a star pattern using a torque wrench.
• Torque to 190 Nm (140 ft-lbs).

Step 10: Repeat on the other rear side

• Use the same tools and steps on the other rear wheel. Replace pads on both sides as a pair.

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✅ After Repair

• 👣 Before moving the Suburban, pump the brake pedal 8–12 times until it feels firm (this seats the pistons against the new pads).
• 🔍 Check the brake fluid level (under the hood) and top off only if needed.
• 🧪 Test at low speed first: verify normal stopping and no pulling/noise.
• 🛣️ Pad bed-in: make 6–10 smooth stops from ~30 mph down to ~5 mph, with light cooling time between stops. Avoid hard panic stops for the first 200 miles if possible.

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💰 DIY vs Shop Cost

Shop Cost: $250-$500 (parts + labor)

DIY Cost: $60-$180 (parts only)

You Save: $190-$320 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?

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.