🔧 Suburban - Rear Brake Pads & Rotor Replacement

You’ll be removing the rear wheels, taking off the rear brake calipers and brackets, swapping the rotors, and installing new brake pads. This restores stopping power and fixes rotor grooves, rust lip, vibration, or squealing.

Difficulty Level: Intermediate | Estimated Time: 2-4 hours

---

⚠️ Safety & Precautions

• 🛑 Support your Suburban on jack stands—never rely on a jack.
• 🛑 Chock the front wheels with wheel chocks so it can’t roll.
• 🛑 Keep the parking brake OFF while removing/installing rear rotors (the parking brake is inside the rotor “hat”).
• 🛑 Do not press the brake pedal with the caliper removed (the piston can pop out).
• 🛑 Avoid breathing brake dust; use brake cleaner (don’t blow with air).

---

🔧 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
• 21mm socket
• 1/2" drive breaker bar
• 1/2" drive torque wrench (30-200 ft-lbs range)
• 13mm socket
• 18mm socket
• Ratchet (3/8" or 1/2")
• Needle-nose pliers
• C-clamp (6" minimum)
• Wire brush
• Rubber mallet
• Bungee cord or mechanics wire
• Flathead screwdriver
• Brake cleaner spray
• High-temp silicone brake grease
• Safety glasses
• Nitrile gloves

---

🔩 Required Parts

HowToo sells all the parts you need for this repair:

• Rear brake pad set - Qty: 1
• Rear brake rotors - Qty: 2
• Rear pad hardware kit (abutment clips) - Qty: 1
• Brake lubricant packet (high-temp) - Qty: 1
• Brake cleaner - Qty: 1

---

📋 Before You Begin

• Park on level ground, shift to PARK, and turn the engine off.
• Set wheel chocks at the front tires.
• Release the parking brake fully (rear rotors won’t come off if it’s on).
• Open the hood and locate the brake fluid reservoir; make sure it’s not already overfull (fluid rises when you compress pistons).

---

🔨 Step-by-Step Instructions

Follow these steps in order:

Step 1: Loosen rear wheel lug nuts

• Use a 21mm socket with a breaker bar to loosen each lug nut about 1 turn (don’t remove yet).

Step 2: Lift and support the rear

• Lift using a floor jack under a solid rear lift point (rear axle area).
• Set the frame onto jack stands and gently shake to confirm stability.

Step 3: Remove the rear wheels

• Remove lug nuts using the 21mm socket and take the wheels off.

Step 4: Remove the rear brake caliper

• Turn the steering wheel is not needed; access is straight-on at the rear.
• Remove the caliper slide/guide bolts using a 13mm socket.
• Lift the caliper off the bracket and hang it with a bungee cord or mechanics wire.
• Never let the caliper hang by the hose.

Step 5: Remove the old pads and caliper bracket

• Pull the pads out of the bracket by hand (use a flathead screwdriver gently if stuck).
• Remove the caliper bracket bolts using an 18mm socket.
• Set the bracket aside.
• Torque spec (reinstall later): Torque to 175 Nm (129 ft-lbs)

Step 6: Remove the rotor (and free it if stuck)

• Spray the hub/rotor center area with brake cleaner spray (or penetrating oil if heavily rusted, then clean again).
• Pull the rotor straight off.
• If the rotor is stuck from rust, tap around the rotor “hat” using a rubber mallet.
• If it won’t come off, the parking brake shoes may be holding it—use a flathead screwdriver to back off the star-wheel adjuster through the access slot behind the rotor (small “clicks” looser) until the rotor slides off.
• Small taps work better than huge hits.

Step 7: Prep the hub and install the new rotor

• Clean the hub face with a wire brush so the rotor sits flat (prevents pedal pulsation).
• Clean the new rotor braking surfaces with brake cleaner spray to remove shipping oil.
• Slide the new rotor on fully.

Step 8: Service the bracket hardware

• Remove the old pad abutment clips from the bracket using needle-nose pliers.
• Clean the clip seats with a wire brush.
• Install the new clips by hand.
• Apply a thin film of high-temp silicone brake grease where the pad “ears” slide on the clips.
• Grease the slides, not the rotor.

Step 9: Reinstall the caliper bracket

• Position the bracket over the new rotor.
• Install and tighten the bracket bolts using an 18mm socket.
• Torque spec: Torque to 175 Nm (129 ft-lbs)

Step 10: Compress the caliper piston

• Before compressing, check the brake fluid reservoir level (it may rise).
• Use a C-clamp (6" minimum) to slowly push the caliper piston fully back into the caliper.
• Go slow to protect seals.
• Tool note: A C-clamp is a screw clamp that presses the piston in evenly.

Step 11: Install new pads and reinstall the caliper

• Install the new pads into the bracket by hand (match inner/outer if different).
• Lower the caliper over the new pads.
• Install the caliper slide/guide bolts using a 13mm socket.
• Torque spec: Torque to 42 Nm (31 ft-lbs)

Step 12: Repeat on the other rear wheel

• Repeat Steps 4 through 11 on the opposite side.
• Always do brakes in pairs.

Step 13: Reinstall wheels and torque lug nuts

• Reinstall the wheels and hand-thread lug nuts.
• Lower the Suburban to the ground with the floor jack.
• Torque lug nuts in a star pattern using a torque wrench.
• Torque spec: Torque to 190 Nm (140 ft-lbs)

---

✅ After Repair

• With the engine off, pump the brake pedal 10-15 times until it feels firm (this seats the pistons).
• Check brake fluid level and top off only if needed (use the correct DOT brake fluid shown on the reservoir cap).
• Do a slow test drive and confirm normal braking and no grinding noises.
• Pad/rotor break-in: Make 6-10 moderate stops from 30-40 mph, with cool-down time between stops (avoid hard panic stops at first).

---

💰 DIY vs Shop Cost

Shop Cost: $500-$900 (parts + labor)

DIY Cost: $180-$420 (parts only)

You Save: $320-$480 by doing it yourself!

Shop labor rates vary but typically run $100-$150/hour. This repair takes a shop approximately 2-3 hours.

---

🎯 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.