Q: Spark plugs in car incorrectly

There are several options you could try to test this issue. One option would be to have your tires checked for a possible manufacturer defect. This would be something like a slipped belt that would cause a bump in your...

I have seen some flywheels that after the resurface is done and the clutch and pressure plate is installed the bolts will bottom out and not fully seat the pressure plate. This will cause the clutch to not disengage all...

If the fluid was 4-5 quarts low, that's a third of the total transmission fluid capacity. The transmission has probably been running very hot because of that, causing accelerated wear to the internals (clutches, etc). Check the dipstick for the...

The rebuilt engine depending on how it came will depend on if the outer engine covers and components were reused. Some engines will come complete with all components and just remove and drop in the new motor and other engines...

Hi there. I can certainly understand how you were freaked out by what was said to you. However, no diagnosis is an exact diagnosis without uncovering the root cause of the failures. The variable timing solenoid could be sticking, failed,...

Sometimes when the battery drops in voltage and it is disconnected the anti-theft system becomes activated and key codes get cleared when battery is reconnected. The first thing to do is turn on key to see if theft light is...

The noise could be exhaust related although there are other possibilities such as noisy bearings on engine accessories and pulleys. Exhaust systems can fail internally as baffles corrode over time. The poor engine running condition when cold could be caused...

Use at least 91 Octane fuel, commonly known as premium. Modern vehicles have knock sensors so you might be able to use as low as 89 octane but 91 octane is preferred. If you have further questions or concerns, do...

Was the output of the crankshaft position sensor viewed on a scope? If not, the sensor might have been perfectly good. If you are working off of codes please note that the mere presence of a code is not enough...