The Mazda 6, First and Second Gen, have a timing chain.
All 2002-2008 Mazda 6 petrol engines are chain driven, only diesels have timing belt.
What are the timing marks for 2.3 2007 mazda 6
It is located behind the timing belt. Timing belt must be removed to access the pump. Replace timing belt.
how do i find the timing marks for a mazda 6 2003 with a 2.3 litre engine
On a 1994 Mazda MX-6 : Both the 2.0 liter four cylinder engine and the 2.5 liter V6 engine have a timing BELT
It has a timing belt. I was told to replace mine at 90,000 miles, so I did.
Both the 4 cylinder and V6 have a chain.
It has a timing belt that MUST be replace every 105,000 miles.
The 2003 GMC Envoy inline 6 engine does not have a timing belt but a timing chain. No need to replace anything unless the chain breaks.
Download the free manualhttp://manualfile.com/Automotive/Mazda/
chain ( on the 2.3 liter 4 cylinder and the 3.0 liter V6 )