Starter problem

Asked by Guru9MGP6 Jul 25, 2017 at 04:56 PM about the 1990 GMC Sierra C/K 3500

Question type: General

I have a 1990. Top-kick with a 454 and Allison tranny- When I turn the key to
the on position the starter starts to crank and continues even after it starts.
This is not hitting the start position..just on. The switch seems ok..any ideas
what else I can check?

1 Answer

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