Chrysler 300 2009 Owner's Manual

The recommended oil type for the 2009 Chrysler 300 Sedan is 5W-20 synthetic motor oil.
It is recommended to change the oil every 3,000 to 5,000 miles, depending on driving conditions and oil type.
If the check engine light comes on, you should check for any obvious issues, such as a loose gas cap, and then have the vehicle scanned for error codes to diagnose the problem.
To program a new key fob, you will need two working keys. Insert the first key, turn it to the 'On' position, then do the same with the second key. Insert the new key, turn it to 'On,' and wait until the security light turns off.
The recommended tire pressure for the 2009 Chrysler 300 Sedan is typically 32 PSI for both front and rear tires.
To reset the TPMS, inflate all tires to the recommended pressure, then drive the vehicle above 15 mph for at least 10 minutes. The system should reset automatically.
To replace the cabin air filter, open the glove box, remove the damper arm, and lower the glove box door. The filter housing should be visible, allowing for the removal and replacement of the filter.
Follow a routine maintenance schedule, including oil changes every 3,000-5,000 miles, tire rotation every 6,000 miles, and brake inspections every 12,000 miles. Refer to the owner's manual for a complete schedule.
If the AC is not working, check the refrigerant level, inspect the compressor and belts, and ensure the AC fuse is not blown. If the problem persists, seek professional assistance.
Check the battery connections and charge, ensure the starter and alternator are functioning, and verify that the key fob battery is not dead. If it still won't start, consult a mechanic.