See also:

Coolant
The coolant should be changed at the intervals specified in the maintenance schedule. ...

Reporting safety defects (U.S.A 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) in ...

Recommended Engine Coolant
When adding coolant, use only deionized water or soft water for your vehicle and never mix hard water in the coolant filled at the factory. An improper coolant mixture can result in serious malfun ...