What could be causing a vibration on a 1994 Chevy Berettawhen the car starts or is put into gear or is driven?

1. What causes a car to vibrate when you start it?
2. Why does my Chevy vibrate?
3. Can a transmission cause a vibration?
4. Why does my engine vibrate when idle?
5. What causes vibration at certain speeds?
6. How do you stop engine vibration?
7. Can a bad belt tensioner cause vibration?
8. Can a bad CV joint cause vibration when accelerating?
9. Can a bad torque converter cause a vibration?
10. What would be the most likely cause of a transmission vibration?
11. Will bad transmission mounts cause vibration?
12. Can bad shocks cause vibration at high speeds?
13. Why does my car vibrate at 70 mph?
14. Why does my car vibrate at 75 mph?

What causes a car to vibrate when you start it?

Engine Trouble

Dirty filters and faulty spark plugs can often start your engine on a downward path. The crankshaft damper can also cause the engine to vibrate. Since this part's primary function is to prevent shaking, a defective one can have an alarming effect.

Why does my Chevy vibrate?

The Spark Plugs are Dirty or Worn

If your car's spark plugs are worn or dirty, you will notice shaking during stopping and with acceleration. Remove the spark plugs and clean or replace them to correct this issue.

Can a transmission cause a vibration?

An automatic transmission is more subtle in its signals, but they are unmistakable. Transitions into gear and between gears will cause some vibration at first; but then, as the problem persists, gear changes become more jarring and cause shaking. You should take your car to an AAMCO shop to be checked and serviced.

Why does my engine vibrate when idle?

While a shaky idling car can certainly feel like an earth-rumbling tremor, it can also indicate a problem with the engine. One common cause of shaking while idling can be loose engine mounts. ... Alternatively, a car that shakes when idle may have faulty fuel injectors, worn-out spark plugs, or a bad timing belt.

What causes vibration at certain speeds?

Many people complain about experiencing vibration at certain speeds. This usually means that either a wheel is bent or a tire is out of round. A vibration that has a "sweet spot" at a certain speed range is a classic symptom of harmonic modulation caused by a small bend.

How do you stop engine vibration?

You can minimize excessive engine vibration from a weak spark by having your car tuned up regularly based on the manufacturer's recommendation, and checking the aforementioned points in the ignition system. Injectors deliver fuel into the engine by spraying fuel through a port into the combustion chamber.

Can a bad belt tensioner cause vibration?

If you suspect you're dealing with a failing tensioner or idler, you'll want to watch for the following symptoms: ... Excessive tensioner movement – Worn-out coil springs can also cause drive belt tensioners to loosen their grip on the drive belt, resulting in excessive vibration and rattling.

Can a bad CV joint cause vibration when accelerating?

Damaged Inner CV Joints Can Cause Vibration on Acceleration

Damaged inner CV joints cause vibrations on acceleration and are very difficult to diagnose because the damage is so inconspicuous.

Can a bad torque converter cause a vibration?

When the torque converter starts malfunctioning, you may feel shuddering and even slipping in overdrive. You usually notice your car shuddering because it feels like it's vibrating. Your car will vibrate even when you're not going very fast. The shuddering makes the car lag and is very noticeable.

What would be the most likely cause of a transmission vibration?

One of the most common sources of transmission vibration lies with the exhaust system on your car. ... A bent exhaust pipe can also do this. If you're going to replace your exhaust system, always make sure the specifications on the new model meet and will work with those required by your make and model of car.

Will bad transmission mounts cause vibration?

A bad transmission mount can cause your vehicle to shake and rattle severely while accelerating. This is often caused by a broken transmission mount, but may result from worn or damaged rubber blocks.

Can bad shocks cause vibration at high speeds?

If the vibration remains constant while you're driving, it might be a sign that there's a serious problem with your shocks. At highway speeds, these vibrations could become more intense and hamper your ability to control the car.

Why does my car vibrate at 70 mph?

Wheel balance

Tyres that are out of balance will cause a vehicle to vibrate at higher speeds (usually around 50–70mph). ... Out-of-balance tyres can cause vibration in the steering wheel, through the seat, and through the floor (steering wheel – front tyres; seat/floor – back tyres).

Why does my car vibrate at 75 mph?

The shaking is typical of a tire that is out of balance. Tires are balanced with metal weights. Over time, weights can come off. The other possible problem is that one of the tires is damaged and has a cord separation, which could cause the vibration and lead to a tire blowout.