How do I know if my harmonic balancer is bad?
Symptoms of a Bad or Failing Crankshaft Harmonic Balancer
- Engine vibration. One of the first symptoms of a potential problem with the harmonic balancer is engine vibration. …
- Misaligned timing marks. Another symptom of a potential problem with the harmonic balancer is misaligned timing marks. …
- Separated harmonic balancer.
How much should it cost to replace a harmonic balancer?
On average for most vehicles, it can cost about $200 to replace a harmonic balancer. The cost of replacing the harmonic balancer varies mainly due to the type and model of the vehicle and the type and brand of parts used.
Can you run an engine without harmonic balancer?
The harmonic balancer is essentially part of the crankshaft pulley. … And without it, you can do damage to the crankshaft and the engine bearings. So you really do have to replace it.
What problems can a bad harmonic balancer cause?
Noisy Belt Operation or Damage
The harmonic balancer also acts as a pulley for your vehicle’s drive belts so when it begins to fail your engine’s belts may slip, operate noisily or become damaged. You may experience this as an inability to accelerate efficiently, dips in fuel economy and engine misfiring or backfiring.
How long should a harmonic balancer last?
On certain engines, sometimes these last forever, last the life of the engine. And certain engines they might only last 50,000 miles or less than 10 years. This is a good example – because it’s got such a massive piece of rubber – you can see the rubber literally tears apart into two sections.
Can I drive with a bad harmonic balancer?
It’s not okay to drive with a bad harmonic balancer. The bouncing crankshaft will wear on the main bearings. It can also tear up drive belts and possibly come apart posing a danger to people and property.
Is crankshaft pulley and harmonic balancer the same thing?
A harmonic balancer is a front end accessory drive component that is connected to the crankshaft of an engine. … Harmonic balancers do have many names, though, such as damper, crankshaft pulley and crankshaft balancer, among others.
What would cause a harmonic balancer to wobble?
Excessive belt tension.
An over-tightened belt may cause crankshaft snout runout and harmonic balancer wobble.
Can you fix a harmonic balancer?
It is not due to the seal being faulty. Instead, the groove allows for oil to migrate out. The good news is, the harmonic balancer can easily be repaired with a kit that usually retails for under $10.
What is a crankshaft pulley?
The crankshaft pulley is the device that drives multiple components on the crankshaft with the help of drive belts. Power distribution is the main function of the crankshaft pulley, but it is also used to dampen engine vibrations. The crankshaft pulley is designed to last the life of the engine.
How do I know if my crankshaft pulley is bad?
Bad Crankshaft Pulley/Harmonic Balancer Symptoms
- 1) Engine Vibrations. The first symptom that will likely come up are engine vibrations. …
- 2) Alternator Failure. The crankshaft pulley is responsible for powering the alternator. …
- 3) Power Steering Pump Failure. …
- 4) Transmission Damage. …
- 5) Irregular Idle Engine Speed.
Can a bad harmonic balancer make a knocking noise?
The harmonic balancer should not wobble at all. The heavy bolt that holds the balancer to the crankshaft snout is quite tight. … Before you condemn the motor for having rod or crankshaft knock you should have the crankshaft harmonic balancer checked for a broken one. If it is bad then it can cause a loud knocking noise.