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Home/Cars/Genesis/G70/IG (2017-2023)/my Genesis G70 has a knocking noise when I accelerate what should I check

my Genesis G70 has a knocking noise when I accelerate what should I check

Genesis G70 IG (2017-2023)

Severity: mediumDifficulty: medium2-4 hours
3 min read
502 words

Problem Statement

Learn how to diagnose and fix knocking noise during acceleration in Genesis G70. Step-by-step guide with diagnostic procedures and repair instructions.

Component
Engine
Repair Time
2-4 hours

Safety Warnings

  • ⚠Disconnect the battery before working on electrical systems.
  • ⚠Allow the engine to cool before opening any components related to the engine.

Symptoms

  • •Knocking sound that increases with acceleration
  • •Possible loss of power or hesitation during acceleration
  • •Unusual vibrations felt through the chassis
  • •Check engine light may be illuminated
  • •Reduced fuel efficiency

Diagnostic Steps

  1. 1Scan the vehicle's OBD-II system for any error codes.
  2. 2Inspect the engine oil level and condition; check for any signs of contamination.
  3. 3Check for loose or damaged components in the engine bay, including mounts and exhaust.
  4. 4Inspect the drive belts and pulleys for wear or misalignment.
  5. 5Conduct a visual inspection of the suspension and steering components for any signs of wear or damage.
  6. 6Test the vehicle under various load conditions to replicate the noise.

Solution

Solution

1. Preparation

  • Gather necessary tools and parts.
  • Ensure the vehicle is parked on a level surface and the engine is cool.
  • Disconnect the battery for safety.

2. Inspect Engine Oil

  • Sub-steps:
    • Remove the oil dipstick and check oil level; top off if necessary using manufacturer-recommended oil.
    • If oil is dirty or contaminated, proceed to change the oil and filter.
  • Tools Required:
    • Oil filter wrench
    • Socket set
    • Oil catch pan

3. Check Engine Mounts

  • Sub-steps:
    • Visually inspect engine mounts for cracks or excessive wear.
    • Use a pry bar to check for excessive movement of the engine; replace any damaged mounts.
  • Tools Required:
    • Pry bar
    • Socket set

4. Inspect Drive Belts and Pulleys

  • Sub-steps:
    • Check the tension of the drive belts; replace if they are loose or frayed.
    • Spin the pulleys by hand to check for roughness or play; replace if necessary.
  • Tools Required:
    • Belt tension gauge
    • Socket set

5. Inspect Suspension Components

  • Sub-steps:
    • Check all suspension bolts for tightness and inspect bushings for wear.
    • Replace any worn or damaged components, including struts, links, and bushings.
  • Tools Required:
    • Socket set
    • Torque wrench

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

  • OBD-II scanner
  • Oil filter wrench
  • Socket set
  • Pry bar
  • Belt tension gauge
  • Torque wrench

Parts Required

  • Engine oil and filter
  • Engine mounts (if damaged)
  • Drive belts (if worn)
  • Suspension components (if worn)

Additional Information

Component

Engine

Repair Time

2-4 hours

Difficulty

medium

Severity

medium

Tools

6 items

Parts

4 items

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