Motorists need every edge they can get to save money at the pump. Driving habits and car maintenance schedules can improve a vehicle's mileage. Find tips at:

• Alliance to Save Energy: Driving, vehicle maintenance and commuting tips to help lower fuel cost.

• Car Care: Covers several gas-saving topics, with additional tips. Offers five key maintenance tips that can help save gas.

• Federal Trade Commission: Interactive graphic highlights parts of the car for gas-saving tips. Energy Department spotlights gas-saving driving habits, auto maintenance and vehicle choice.