I have a 95 Gmc Sierra 1500, 305, SLE, As soon as i turn my key on (not to the start position) and it starts instantly and the starter keeps turning i just replaced the starter and i cant figure out what it is can anyone plz help

 

sorry to ask you I got a astro van and I got the same problem dit you find the problem for it is the neutral position switch or I am lost to if you got somme info i will be glad to no what was your solution to your problem Tx Pierre
my e-mail is pierre1177@hotmail.com