See also:

Engine Compartment Overview
2.5-liter engine 3.7-liter engine ...

Overheating
If the temperature gauge indicates overheating, the vehicle loses power, or you hear a loud knocking or pinging noise, the engine is probably too hot. WARNING ...

Engine Exhaust (Carbon Monoxide)
WARNING. Do not drive your vehicle if you smell exhaust gas inside the vehicle: Engine exhaust gas is dangerous. This gas contains carbon monoxide (CO), which is colorless, odorless, and poisonou ...