The 2003 Ford Mustang does no have a timing belt, it has a chain which requires no maintenance. Replace the water pump when it starts leaking. It should last 100,000 miles or more.
The 3.8 liter V6 engine has a timing CHAIN
chain
The 3.8 liter V6 engine has a timing CHAIN
The 3.8 L - V6 engine has 1 timing chain
how to change the timing belt on a 2003 jetta
when do you change timing chain on 2003 Toyota 4-runner?
not at all, but if the timing belt is even kind of due you can save money by getting it done now
the manufacture reccomends it be replaced in 90,000 miles
how to change timing belt for 2003 1.8 liter turbo volkswagon engine
it has a timing chain no need to change it
You should change the timing belt on a 2003 when it wears out or breaks. Changing the belt beforehand is not needed.
A 2003 Impala does not have a timing belt. It has a chain.