Car Deal Expert

The Expert Explains.

The basics of a certified used car

Certified Certified used cars or certified pre-owned vehicles can be a great deal when shopping for used cars, but doing your research is equally important.

Pay attention to your check engine light

Close-up of a car's check engine light. This specific version reads, “Service engine soon.” Your vehicle's check engine light shouldn't be ignored for long. It can be a sign that seriously expensive mechanical trouble is headed your way.

The basics of an engine flush

Oil Change Some shops will offer an engine flush in addition to tune-up and oil change services, but an engine flush is very rarely necessary for well-maintained engines.

How to safely store gasoline

Gas Can Gas cans, if stored improperly, can be very dangerous. Properly storing and transporting gasoline takes a bit more effort, but the safety is worth it.

Contaminated gasoline can be tough to prove

Tanker truck Gas tainted with water can ruin your fuel injectors, requiring expensive repairs. Occurrences are rare, but it does happen and can be very difficult to prove.