See also:

Troubleshooting
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Engine block heater (if equipped)
WARNING: Failure to follow engine block heater instructions could result in property damage or physical injury. WARNING: To reduce the risk of electrical shock, do not use your heater with ungrou ...

What you should know about fail-safe cooling
If the engine coolant supply is depleted, this feature allows the vehicle to be driven temporarily before incremental component damage is incurred. The “fail-safe” distance depends on ambient tempe ...