Q: I have a manual transmission and I can't seem to use my 1st with reverse, and 2nd gear. I can't even put it in its position

Unmetered air can cause this type of hesitation and shuddering. Too much air compared to fuel will cause a lean misfiring condition. Fault codes need to be read out of your Mercedes C320's engine computer to see if there are...

Hello. Most of the time, this is caused by a failure in the transmission. It may be as simple as a low or contaminated fluid (https://www.yourmechanic.com/services/transmission-fluid-service). I usually check the fluid and change it if it is bad. If the...

Hi there, thanks for your question. Temperature gauge fluctuation could be due a faulty temperature gauge or a faulty thermostat (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-thermostat). If tested with a radar gun, this would be an external temperature source for testing the temperature, which would...

Hi there. Check the suspension and shocks on the rear of the vehicle. If the suspension (https://www.yourmechanic.com/services/brakes-steering-and-suspension-inspection) is loose or the shocks (https://www.yourmechanic.com/services/shock-absorber-replacement) are worn, then the axle will move around or bounce and keep the tires from being in...

Hi there. In most cases, a high idle issue is caused by a vacuum leak or a stuck throttle or idle control valve. The vacuum leak typically occurs after service, when a vacuum line will be removed and not replaced...

Hi there. To see if the pitman arm has 3 or 4 splines, check the splines on it with the nut off. Use a flashlight and look at the splines to see if there are 3 large flat areas or...

There are many potential causes for your concern. If the check engine light is on, (I'm guessing it is) the first thing you'll want to do is retrieve the diagnostic trouble codes. These codes serve as as starting point for...

The transmission speed sensor (https://www.yourmechanic.com/services/speed-sensor-replacement) reads the rotational speed of the reluctor wheel, located within the transmission. The speed sensor also controls the anti-lock braking system. Driving with a bad speed sensor usually causes the ABS to malfunction and can...

There are a few things that may cause this to happen, such as a clogged fuel filter (https://www.yourmechanic.com/services/fuel-filter-replacement), a failing fuel pump (https://www.yourmechanic.com/services/fuel-pump-replacement), a restricted fuel line or in some cases, a faulty fuel pressure sensor (https://www.yourmechanic.com/services/fuel-pressure-sensor-replacement). I would suggest...