Engine Oil Additives/Engine Oil Flushes
Do not add anything to the oil. The recommended oils with the dexos specification and displaying the dexos certification mark are all that is needed for good performance and engine protection.
Engine oil system flushes are not recommended and could cause engine damage not covered by the vehicle warranty.
See also:
Engine Drive Belt Routing
4.2L V6 Engine
5.3L V8 Engine ...
Key Lock Release
Vehicles with an automatic transmission are equipped with an electronic key lock
release system. The key lock release is designed to prevent ignition key removal
unless the shift lever is in P ( ...
Pulling a Trailer
Here are some important points:
• There are many laws, including
speed limit restrictions that apply
to trailering. Check for legal
requirements.
• Do not tow a trailer at all during
the ...
