Use a good quality 5W20 and change it every 5,000 miles
in answer to your question the timing belt should be changed every 55/60 thousand miles
every 60 000 miles
I believe in general, every 30,000 miles is the recommended.
i have a 2004 Mitsubishi endeavor . i was wondering how often you would sugest replacing the timing belt .
I have a 2005 Mitsubishi Lancer, and my mechanic said it should be replaced every 50,000 to 60,000 miles.
Accoring to Mitsubishi every 5 years or 60,000 miles
Once on 1-2 year on regular spark plugs. Once every there years on High end spark plugs.
weekly
Passwords should be changed every month.
According to my dealer, it should be changed at 150,000 km.
When it is dirty.
When it is dirty.