See also:

Octane rating tips
Using unleaded gasoline with an octane rating lower than recommended can cause persistent, heavy “spark knock.” (“Spark knock” is a metallic rapping noise.) If severe, this can lead to eng ...

Aluminum alloy wheels (if so equipped)
Wash the wheels regularly with a sponge dampened in a mild soap solution, especially during winter months in areas where road salt is used. If not removed, road salt can discolor the wheels. CAUTI ...

Frontier in the Market
The Frontier is the right-size truck for an urban environment, and with the available V-6 engine it offers decent capability, too, with a large 6,500-pound maximum towing capacity and a 1,541-poun ...