See also:

Driving for economy
You can save fuel and get more miles from your car if you follow these suggestions: o Drive smoothly. Accelerate at a moderate rate. Don't make "jack-rabbit" starts or fullthrottle shift ...

Using a cellular phone or a twoway radio
When a cellular phone is used inside the vehicle, noise may be produced from the audio equipment. This does not mean that something is wrong with the audio equipment. In such a case, use the cellu ...

Exhaust pipe and muffler
Visually inspect the exhaust pipes, muffler and hangers for cracks, deterioration, or damage. Start the engine and listen carefully for any exhaust gas leakage. Tighten connections or replace part ...