why does my Genesis G70 shake when I brake

Genesis G70 1st Gen (2018-Present)

Error Codes

2-4 hours

Time

medium

Difficulty

high

Severity

3 min read

432 words

⚠️ Safety Warning

This issue requires immediate attention. If you are not experienced with automotive repairs, consult a professional mechanic. Working on critical systems can be dangerous.

Problem Statement

Discover the causes and solutions for brake shaking in Genesis G70. Follow our detailed guide for diagnostics and repair steps to ensure safety.

Affected Component

Brakes

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Always disconnect the battery when working on brake systems to prevent electrical issues.
•Allow the vehicle’s brakes to cool before starting work to avoid burns.

Symptoms

•Steering wheel vibration during braking
•Pulsation felt in the brake pedal
•Excessive noise from brake components
•Uneven wear on brake pads or rotors
•Vehicle pulling to one side while braking

Diagnostic Steps

1
Inspect brake rotors for warping or uneven wear.
2
Check brake pad thickness and condition.
3
Examine calipers and brake lines for proper function and leaks.
4
Verify wheel alignment and balance.
5
Test suspension components for wear or damage.
6
Scan for any error codes related to the ABS system.

Solution

💡 Expert Tip

For complex repairs like this, consider taking photos at each step. This helps if you need to reverse a step or consult with a mechanic. Also, keep all removed parts organized - you may need to reference them during reassembly.

Verification

After completing the repair, verify that the issue has been resolved:

✓Test the affected component to ensure it functions correctly
✓Check for any error codes or warning lights
✓Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

•Follow the manufacturer's recommended maintenance schedule
•Address warning signs early before they develop into major issues
•Use quality parts and fluids recommended for your vehicle
•Keep detailed records of all repairs and maintenance

Tools & Equipment Required

•Socket set
•Torque wrench
•Jack and jack stands
•Brake cleaner
•Brake grease
•Dial indicator

Parts Required

•Brake rotors (if warped)
•Brake pads (if worn)

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Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is parked on a level surface and the parking brake is engaged.
Wear safety gloves and goggles.

2. Lift the Vehicle

Use a jack to lift the front of the vehicle.
Secure with jack stands for safety.

3. Remove the Wheel

Use a socket set to remove the lug nuts and take off the front wheels.

4. Inspect and Replace Brake Rotors

Remove caliper bolts using the appropriate socket.
Carefully lift the caliper and secure it without stressing the brake line.
Remove the rotor by unscrewing any retaining screws and sliding it off the hub.
Check for warping using a dial indicator or a straight edge; replace if necessary.
Install new rotors, ensuring they are properly seated.

5. Inspect and Replace Brake Pads

Remove old brake pads from the caliper bracket.
Check for uneven wear and replace if needed.
Apply brake grease to the back of the new pads to prevent noise.
Install new brake pads into the caliper bracket.

6. Reassemble Components

Reattach the caliper over the new pads and secure with bolts; torque to manufacturer specifications.
Reinstall the wheel and lug nuts, tightening in a crisscross pattern to ensure even pressure.

7. Lower the Vehicle

Carefully remove jack stands and lower the vehicle back to the ground.

Tools Required:

Socket set
Torque wrench
Jack and jack stands
Brake cleaner
Brake grease
Dial indicator (for rotor inspection)

Parts Required:

Brake rotors (if warped)
Brake pads (if worn)

Estimated Repair Time: 2-4 hours

Safety Warnings:

Always disconnect the battery when working on brake systems to prevent electrical issues.
Allow the vehicle’s brakes to cool before starting work to avoid burns.