At T Autocare Takedown in Broken Arrow, we recently diagnosed a vehicle with a loud clanking noise—and traced it to a failing harmonic balancer.

The harmonic balancer, mounted at the front of the engine, plays a critical role in reducing engine vibration and keeping your accessory belts running smoothly.
When it fails, it can cause:
- Clanking or rattling noises from the engine bay
- Visible wobble when the engine is running
- Excessive engine vibration
- Premature belt wear or failure
If you notice any unusual noises under the hood, visiting a trusted mechanic near me quickly can save you from serious engine damage.
👉 Watch: See how we diagnosed and replaced a failing harmonic balancer—restoring smooth engine performance at our Broken Arrow auto repair shop.
Why Harmonic Balancer Repairs Are Important
The harmonic balancer absorbs engine vibrations caused by the firing of the cylinders.
Without it working properly, you risk:
- Crankshaft damage
- Thrown belts (causing loss of alternator, water pump, or power steering)
- Front main seal leaks (leading to major oil leaks)
- Increased wear on timing components
At T Autocare Takedown, our engine repair services in Broken Arrow include inspecting and replacing critical components like harmonic balancers to protect your engine long term.
Related Repairs to Consider When Replacing a Harmonic Balancer
Because the harmonic balancer connects directly to other major systems, it’s often smart to inspect and service other nearby components at the same time:
- Front Main Seal Inspection: A worn balancer can damage the front crankshaft seal, causing oil leaks.
- Serpentine Belt Replacement: If the belt shows signs of wear or damage from a wobbling pulley, it’s a good time to replace it.
- Timing Belt or Chain Check: If your vehicle uses a timing chain, excess vibration can accelerate chain wear or tensioner issues.
- Pre-Purchase or Multi-Point Inspections: Harmonic balancer issues are something we always check during thorough vehicle inspections.
Preventive repairs now can save thousands later—and help you avoid breakdowns on the road.
How We Diagnosed This Harmonic Balancer Problem
In this case, we:
- Raised the vehicle and removed the tire for better access
- Visually inspected the balancer while the engine was running
- Identified visible wobbling and damage to the rubber isolator
- Removed and replaced the worn balancer with a new OEM-quality part
- Inspected belts and seals for additional hidden damage
Because we take a full-system approach, our repairs don’t just solve the immediate noise—they help extend your engine’s life.
Need Engine Repair or Noise Diagnosis in Broken Arrow?
📞 Call us at (539) 367-3738 or 📱 Text us at (539) 352-5816.
Or schedule your appointment online: https://autorepairba.com/appointments/
Visit us at:
T Autocare Takedown
1501 W Detroit St, Broken Arrow, OK 74012