Valves rattle

[kevin23]

93 GM 100,000 miles

I have always used the 87 octane rating gasoline and never had the valves rattle until recently. Is it most likely the timing chain being worn?
Thanks

[reekor]

When is the last time that you cleaned your egr passages?

Originally Posted by kevin23

93 GM 100,000 miles

I have always used the 87 octane rating gasoline and never had the valves rattle until recently. Is it most likely the timing chain being worn?
Thanks

[kevin23]

EGR passages ?? Sorry I don't know what they are, so I guess that would be never...........

[reekor]

Linky below, and i bet you that they are plugged.

http://www.lincolnsonline.com/tech/00015.html

Originally Posted by kevin23

EGR passages ?? Sorry I don't know what they are, so I guess that would be never...........

[kevin23]

Thanks reek........

[garrytoao]

Originally Posted by kevin23

93 GM 100,000 miles

I have always used the 87 octane rating gasoline and never had the valves rattle until recently. Is it most likely the timing chain being worn?
Thanks

try using 10w30 oil or change the oil more. my 2000 did the same i now use mobile one 10w30 and can now change it every 5000 gmg has 47000 miles

[kevin23]

Thanks for the post Gary, but oil is changed every 3000 miles with 10-30 Motorcraft.