See also:

Reporting safety defects (Canada only)
If you believe that your vehicle has a defect which could cause a crash or could cause injury or death, you should immediately inform Transport Canada, using their toll-free number: 1–800–333â ...

Engine block heater
WARNING: Failure to follow engine block heater instructions could result in property damage or physical injury. WARNING: Do not use your heater with ungrounded electrical systems or two-pronged ( ...

Reporting safety defects (U.S. only)
If you believe that your vehicle has a defect which could cause a crash or could cause injury or death, you should immediately inform the National Highway Traffic Safety Administration (NHTSA) i ...