Why is my car revving on its own?

Why is my car revving on its own?

It sounds like you may have a dirty or failing idle air control valve. This valve is controlled by the vehicle’s computer and will adjust idle speed based upon other measurements such as engine temperature, intake air temperature and electrical system load or voltage.

Can you drive with vacuum leak?

Driving with a vacuum leak should not be done because it causes a loss of power to your engine. This can be unsafe while driving down the road, especially if the leak increases as you are driving.

How can I find out if my Volvo is under warranty?

Call your Volvo dealer and give them the VIN of your vehicle. They can check if a technical service bulletin (TSB) is available from Volvo. They can also check if your Volvo has ever had the TCU software update. If your car is under warranty, your dealer should install the updates free of charge.

Is it good to own a Volvo Car?

Volvos–like other European makes–can be very nice to own during the warranty period. Once the warranty expires, I would advise dumping one of these cars before you get into the cycle of $1,000 repairs a couple of times each year. As I tell my friends…I owned a Volvo… ONCE. UncleTurbo July 6, 2016, 5:47am #4

What are the symptoms of a Volvo transmission problem?

Volvo transmission problem symptoms vary. A complete list of possible symptoms includes: Hard shifting between gears or hard downshifts. Volvo does not move when placed in Drive or Reverse. The engine revs up before going into the next gear. Transmission stuck in gear. Common fault codes are TCM-002A, TCM-002B, P0733, P0734.

Can a software update save a Volvo transmission?

If the software update were performed early on, it would save your Volvo transmission. If the update was not carried in time, internal transmission wear could have developed to the point that a complete transmission overhaul or replacement is necessary.