It only takes a single car to substantially impact the environment. According to the Environmental Protection Agency, the average car emits as much as 575 pounds of carbon monoxide into the air each year. Until automakers develop a more environmentally friendly automobile, it's up to each driver to help reduce their car's footprint on the planet.

Here are five easy ways to drive green without buying a new car or drastically changing your driving habits:

1. Simply follow the maintenance recommendations in your owner's manual. An out-of-tune engine can increase emissions and fuel consumption by as much as 15 percent. Always follow your car manufacturer's suggested tune-up schedule to ensure your vehicle is performing at its best.  read more »

Millions of Americans will hit the roads during the warm weather months. Whether they're in the car on business or vacation, many drivers will likely share two major concerns: how they can reduce the impact their motoring has on the environment and on their wallets.

"Gas consumption - and prices - historically rise with the temperature as more people drive for work or pleasure during the warmer months," says Sue Pinera, environmental programs director of the Hertz Corp., leaders in the rental car industry."But you can definitely drive green and save yourself some money without having to trade in your reliable, reasonably priced family vehicle for a new one that features the latest eco-friendly technology."  read more »

Have you ever been in the tough position of owning a vehicle that is not worth too much money but that needs an expensive repair? Maybe you have recently even dumped some pretty good change into the vehicle for items like new tires, a battery, a muffler, etc. And now it needs a major repair!

You realize that you cannot sell the vehicle for much without getting it repaired, and you know that you can't afford to trade it in on another vehicle.

Given today's soft economy, what a time to face an expensive vehicle repair. What can you do? What are some possible options?

A driver recently wrote to ask my advice. The woman owned a 1998 minivan with 125,000 on the odometer. She explained that the engine was losing oil, smoking at idle, and making a knocking sound. Additionally, It was the only transportation for her and three kids.  read more »

High gas prices have many motorists putting the brakes on long-distance summer travel. However, smart maintenance and good driving habits can help boost your vehicle's fuel efficiency and ease the pain of a trip to the gas station.

"Drivers can save money at the pump and get the most out of their gasoline by performing a few simple maintenance checks on their vehicles," says Bruce Bonebrake, a master mechanic and host of "Weekend Mechanic," on the DIY Network "Simple actions like replacing dirty filters or worn spark plugs can lead to significant gas savings."

In fact, maintaining the quality of a few important vehicle components can help drivers improve their auto's gas mileage as much as 40 percent, according to FuelEconomy.gov, an automotive information Web site from the U.S. Department of Energy. That means an average savings of about $794 per year.  read more »