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Home/Cars/Genesis/G70/1st Gen (2018-Present)/why is my Genesis G70 transmission slipping when I accelerate?

why is my Genesis G70 transmission slipping when I accelerate?

Genesis G70 1st Gen (2018-Present)

Severity: highDifficulty: hard3-5 hours
3 min read
544 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

Learn how to diagnose and fix transmission slipping in Genesis G70. Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Component
Transmission
Repair Time
3-5 hours

Safety Warnings

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

Symptoms

  • •Slipping sensation during acceleration
  • •Unusual engine revving without corresponding vehicle speed increase
  • •Delay in gear engagement when shifting
  • •Check engine light illuminated
  • •Fluid leaks under the vehicle
  • •Harsh or rough shifting

Diagnostic Steps

  1. 1Scan for error codes using an OBD-II scanner to identify any transmission-related faults.
  2. 2Inspect the transmission fluid level and condition; check for discoloration or burnt smell.
  3. 3Examine the transmission fluid cooler lines for leaks or damage.
  4. 4Check the transmission filter for clogs or contamination.
  5. 5Inspect the transmission mounts for wear or damage that could affect alignment.
  6. 6Test the transmission solenoids for proper operation using a multimeter.

Solution

Solution

1. Preparation

  • Gather necessary tools and parts.
  • Park the vehicle on a level surface and engage the parking brake.
  • Disconnect the battery to ensure safety while working on electrical components.

2. Inspect and Replace Transmission Fluid

  • Sub-steps:
    1. Remove the transmission dipstick and wipe it clean.
    2. Check the fluid level, and if low, add the appropriate type of fluid (refer to owner's manual for specifications).
    3. If fluid is burnt or contaminated, proceed to drain and replace the fluid.
    4. Locate the transmission drain plug, remove it, and allow the old fluid to drain completely.
    5. Replace the drain plug with a new gasket and torque to manufacturer's specifications.
    6. Refill the transmission with new fluid through the dipstick tube.

3. Replace Transmission Filter

  • Sub-steps:
    1. Remove the transmission pan by loosening the bolts and carefully prying it off.
    2. Drain any remaining fluid in the pan and clean it thoroughly.
    3. Remove the old transmission filter and replace it with a new one, ensuring proper alignment.
    4. Reinstall the transmission pan with a new gasket and torque bolts to specified values.

4. Inspect and Replace Solenoids (if necessary)

  • Sub-steps:
    1. If diagnostics indicated faulty solenoids, remove the valve body to access them.
    2. Disconnect any electrical connectors and remove the old solenoids.
    3. Install new solenoids and reconnect electrical connections.
    4. Reassemble the valve body, ensuring all components are properly seated.

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
  • Socket set
  • Torque wrench
  • Fluid pump
  • Multimeter

Parts Required

  • Transmission fluid (specific to Genesis G70)
  • Transmission filter
  • Gasket for the transmission pan
  • Transmission solenoids (if required)

Additional Information

Component

Transmission

Repair Time

3-5 hours

Difficulty

hard

Severity

high

Tools

5 items

Parts

4 items

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