My Yamaha Drive2 is too slow going up hill

I have a Yamaha Drive2 golf cart that is struggling with hills like never before. It’s losing power on inclines Has anyone faced and fixed this issue before?


I would try removing the spark arrestor from the exhaust. This can improve your Yamaha Drive2 golf cart when moving uphill.

Solutions that worked for users

SolutionUsers Who Found SuccessApprox. Cost (USD)Approx. Time Needed (Minutes)
Removing the Spark Arrestor2$030
Clutch Adjustment1$50 – $10060 – 120
Motor Brush and Spring Replacement1$20 – $4045 – 90


  • Loss of power on inclines
  • Cart slows down or stops on hills
  • Jerky movements or stalling

Possible Causes

  • Clogged spark arrestor
  • Clutch not downshifting properly
  • Worn motor brushes or weak springs

Detailed Solutions and Steps

  1. Removing the Spark Arrestor
    • What I Did: Removed the spark arrestor from the exhaust system.
    • Outcome: Enhanced engine performance, especially on inclines.
    • Personal Experience: Post-removal, the cart tackled hills with ease.
    • Detailed Steps:
      1. Locate the exhaust system and identify the spark arrestor.
      2. Use appropriate tools (usually a wrench and screwdriver) to carefully remove the arrestor.
      3. Inspect the arrestor for clogging or damage. Clean if necessary.
      4. Reassemble the exhaust system without the arrestor.
    • Expert Tip: Regularly inspect the exhaust system for signs of clogging or damage. A clean and well-maintained exhaust can significantly improve performance.
    • Handy Tip: Keep the removed spark arrestor in case you need to reinstall it for environmental regulations.
    • Estimated Cost: $0
    • Time Needed: 30 minutes
  2. Clutch Adjustment
    • What I Did: Fine-tuned the secondary clutch for better performance.
    • Outcome: Improved power retention on uphill climbs.
    • Personal Experience: The cart’s response to hills improved noticeably.
    • Detailed Steps:
      1. Safely elevate the cart to access the underside.
      2. Locate the secondary clutch and inspect for wear or damage.
      3. Adjust the tension on the clutch spring using a clutch compression tool.
      4. If necessary, replace the spring or the entire clutch.
      5. Test drive the cart to ensure the adjustment is effective.
    • Expert Tip: Regularly check the clutch for signs of wear. Early detection can prevent more serious issues.
    • Handy Tip: Consider upgrading to a high-performance clutch for even better hill climbing.
    • Estimated Cost: $50 – $100
    • Time Needed: 60 – 120 minutes
  3. Motor Brush and Spring Replacement
    • What I Did: Replaced old motor brushes and springs.
    • Outcome: Smoothed out performance and resolved stalling.
    • Personal Experience: The cart ran more reliably after this fix.
    • Detailed Steps:
      1. Disconnect the cart’s power source for safety.
      2. Open the motor housing to access the brushes and springs.
      3. Carefully remove the old brushes and springs, noting their orientation.
      4. Install new brushes and springs, ensuring they are properly seated.
      5. Reassemble the motor and reconnect the power.
      6. Test the cart for improved performance.
    • Expert Tip: Keep an eye on the motor’s health. Regular maintenance can extend its life and improve efficiency.
    • Handy Tip: When replacing parts, consider upgrading to higher-quality components for better longevity and performance.
    • Estimated Cost: $20 – $40
    • Time Needed: 45 – 90 minutes

Extra info

  • Battery Check: Ensure your cart’s batteries are in good condition. Weak batteries can significantly affect performance, especially on inclines.
  • Tire Pressure: Regularly check tire pressure. Under-inflated tires make the cart work harder, especially uphill.
  • Fuel Quality: If your cart is gas-powered, use high-quality fuel. Poor fuel quality can lead to engine issues and reduced power.


Ernie loves documenting interesting facts about golf.

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