Why does my belt squeal when I hit the gas?
Over time, your car's engine belts may become worn causing them to stretch. When this happens as you press the gas pedal and the belt goes from a relatively low speed (at idle or when first starting the car, no speed at all) to a much higher speed as the engine accelerates, this can cause the belts to squeak.Why is my belt squealing when I accelerate?
A squealing noise, often heard at engine startup, sudden acceleration, air conditioning turn-on, or during a U-turn is typically caused by belt slippage due to improper tension and/or a badly glazed belt. Serpentine belt systems typically employ a spring loaded belt tensioning pulley and sometimes these can go soft.Why does my belt squeal when I rev my engine?
An explanation of belt-or-prymical alignment is below. Often related to changes in belts, which tend to keep screaming because of belt or pulley misalignments. In other words, the grooves on your belt may not align correctly with the pulley's grooves.Why is my new belt squealing when I give truck gas?
Misaligned Belt Due To Improper InstallationIf the replacement belt isn't installed properly, even a brand new belt and new belt pulley won't stop the squealing noise.
Is it safe to drive with a squealing belt?
That's why it's recommended that the serpentine belt is replaced early when the squealing symptoms are first noticed. Although it may be safe to drive with the squealing for a few days or weeks, the belt will eventually need to be replaced, and for safety, the earlier it's repaired, the better.How to Fix a Squeaky Belt (figure out where the squeak is coming from)
Can a bad alternator cause belt to squeal?
If you hear a squealing or whirring noise in front of your car, whether the belt noise goes away when warm or not, it could be so annoying and embarrassing. This squealing noise is mostly caused by a bad serpentine belt. It becomes more annoying if the alternator belt squeals after replacement.How long will a squealing belt last?
The good news is a serpentine belt can last up to 50,000 miles or five years, with proper maintenance, before it needs replacing. Heat and friction of normal use slowly wear down the belt before it breaks.Why does my car make a noise when I accelerate?
A loud squeaking or squealing noise while accelerating could mean there's a problem with your engine belt. It could mean the belt's loose or worn. Or it could mean that one of the belt's pulleys is starting to fail. A loud rumbling noise when accelerating might suggest there's a problem with your exhaust system.How do I know if I need to replace my serpentine belt?
The easiest way to know that a new serpentine belt is needed is if you hear it squealing while the engine is running. A heavy rainstorm might cause a bit of squealing, but if there are any fluid leaks, it's time to replace it right away.Can belt tensioner cause squeaking?
The most common symptom of a bad or failing drive belt tensioner is noise from the belts or tensioner. If the tensioner is loose the belts may squeak or squeal, especially when the engine is first started.How long can I drive with a squeaky idler pulley?
So, how long can you drive with a bad idler pulley? The safety recommendation is not to drive the car at all and take it to a mechanic immediately. You should be concerned if the vehicle makes squeaking or rattling noises. The car can still run for months or break after a few days.Will soap stop a squeaky belt?
That's right, ordinary bar soap can usually stop the squealing when rubbed on a fan belt. Just a few rubs on the belt with bar soap can solve the bar squealing problem for quite some time and save money in the process.Why is my car making a high pitched squealing noise?
High-Pitched SquealYou may hear this sound while accelerating or right after starting when the engine is cold. A loose or worn fan belt, also known as the serpentine belt, is usually the cause. Replacing this belt or belt pulley should eliminate the sound. Consider having the timing belt checked as well.
What does a loose alternator belt sound like?
Squealing Noise when coldIf you have a high pitch noise when you start the car for a few seconds, it is definitely time to check the alternator belt. You can also experience a constant high pitch noise if the belt is always loose.
How much does it cost to replace a serpentine belt?
A typical serpentine belt start at around $25 and goes up to $75 at most. If you know some car repair basics, you could change the belt yourself, and it may save you paying labor charges somewhere between $75 and $120. All together, you're looking at around $100 to $195 to replace your serpentine belt.How much does an alternator belt cost?
The replacement cost of an alternator belt is typically between $100 and $200. The part cost is between $25 and $80 while the labor cost is between $75 and $120. The true replacement cost will depend on how long it takes the mechanic to access your alternator belt.Should I worry about a squeaky belt?
How long can I drive with squealing belts? Any unusual engine or vehicle noise is cause for concern and should be looked at soon after the noise is first noticed. The earlier you catch a problem the less chance there is for further damage on that part or new damage to another engine part or system.How many years do serpentine belts last?
Serpentine belts last a lot longer than older V-belts ever did, but they still wear out over time. The typical replacement interval for serpentine belts and flat belts today is around 90,000 miles – which for many vehicles means only once every seven to nine years! That's a lot of miles between belt changes.Is alternator belt and serpentine belt the same?
Sometimes called a fan belt, alternator belt, or accessory drive belt, the serpentine belt is spun by the engine crankshaft and, in turn, spins, or “drives”, the accessories. Cars of the past relied on multiple drive belts, but today's vehicles (usually) count on just one, the serpentine belt.
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