1998 GMC Sierra • V8 2WD Automatic • 158,000 miles

I have a 1998 gmc sierra the starter went out on it I had it fixed and a new flywheel put on we have now been through 4 starters and it is still doing the same thing when I get it fixed it starts fine till I drive it down the rd then park it when I go to start it again it makes a scratching noise sounds like it's coming from the starter I also put a new battery in it and a new heat shield for the starter I don't know what's going on please help
February 27, 2011.

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