Safety

See also:

Problems with the engine
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Tire tread
WARNING Although the applicable federal motor vehicle safety laws consider a tire to be worn when the treadwear indicators (TWI) become visible at approximately 1/16 inches (1.6 mm), we recommend ...

Important safety notes
WARNING If flammable materials such as leaves, grass or twigs are exposed to prolonged contact to parts of the exhaust system that heat up, they could ignite. There is a risk of fire. Park the ...